13F-HR 1 december2001.txt J. & W. SELIGMAN DECEMBER 31, 2001 13F FILING
12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 1 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE A D C TELECOMMUNICATIONS COMMON 000886101 6,233,092 1,355,020 X 1,355,020 2,187,369 475,515 X 475,515 AFLAC INC COMMON 001055102 24,284,191 988,770 X 988,770 218,952 8,915 X 8,915 AES CORP COMMON 00130H105 56,806,522 3,474,405 X 3,474,405 8,200,670 501,570 X 501,570 AMR CORP COMMON 001765106 40,537,386 1,817,820 X 1,817,820 AOL TIME WARNER COMMON 00184A105 72,335,938 2,253,456 X 2,253,456 342,989 10,685 X 10,685 AT&T CORP COMMON 001957109 30,101,153 1,659,380 X 1,659,380 ATMI INC COMMON 00207R101 7,398,270 310,200 X 310,200 1,690,250 70,870 X 70,870 AT & T WIRELESS GROUP COMMON 00209A106 596,499 41,510 X 41,510 ABBOTT LABS COMMON 002824100 60,960,116 1,093,455 X 1,093,455 ABERCROMBIE & FITCH CO COMMON 002896207 19,106,243 720,175 X 720,175 3,424,811 129,092 X 129,092 ACTIVISION INC NEW COMMON 004930202 32,093,739 1,233,900 X 1,233,900 7,600,928 292,231 X 292,231 ACTIVCARD SA -SPONS ADR COMMON 00505N109 7,423,734 790,600 X 790,600 ACTUATE SOFTWARE CORP COMMON 00508B102 4,386,748 832,400 X 832,400 1,060,788 201,288 X 201,288 ACXIOM CORP COMMON 005125109 11,055,016 632,800 X 632,800 2,491,903 142,639 X 142,639 ADELPHIA COMMUNICATIONS CORP COMMON 006848105 3,235,081 103,755 X 103,755 3,745,653 120,130 X 120,130 ADOBE SYS INC COMMON 00724F101 77,004 2,480 X 2,480 AEROFLEX INCORPORATED COMMON 007768104 12,368,862 653,400 X 653,400 2,870,640 151,645 X 151,645 ADVANCED MICRO DEVICES INC COMMON 007903107 46,471,227 2,930,090 X 2,930,090 25,614 1,615 X 1,615 AEGON N.V. -AMERICAN REG SHR COMMON 007924103 1,339 50 X 50 Total 469,332,725 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 2 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE ADVENT SOFTWARE INC COMMON 007974108 6,715,778 134,450 X 134,450 1,599,599 32,024 X 32,024 AFFILIATED MANAGERS GROUP COMMON 008252108 9,014,392 127,900 X 127,900 2,056,747 29,182 X 29,182 AGERE SYSTEMS INCORPORATED A COMMON 00845V100 64,537,772 11,342,315 X 11,342,315 635,687 111,720 X 111,720 AGILE SOFTWARE CORP COMMON 00846X105 2,979,318 173,015 X 173,015 3,458,207 200,825 X 200,825 AIR PRODS & CHEMS INC COMMON 009158106 60,407,414 1,287,730 X 1,287,730 AIRGATE PCS INC COMMON 009367103 19,786,920 434,400 X 434,400 4,805,935 105,509 X 105,509 AKZO NOBEL NV - SPON ADR COMMON 010199305 2,243 50 X 50 ALEXION PHARMACEUTICALS INC COMMON 015351109 9,700,236 396,900 X 396,900 2,220,423 90,852 X 90,852 ALKERMES INC COMMON 01642T108 2,373,586 90,045 X 90,045 2,597,251 98,530 X 98,530 ALLIANCE IMAGING INCORPORATED COMMON 018606202 13,795,760 1,130,800 X 1,130,800 3,224,826 264,330 X 264,330 ALLIANZ AG - ADR COMMON 018805101 33,512 1,420 X 1,420 623,630 26,425 X 26,425 ALLMERICA FINL CORP COMMON 019754100 15,266,394 342,680 X 342,680 747,104 16,770 X 16,770 ALLOY INC COMMON 019855105 3,733,302 173,400 X 173,400 7,213 335 X 335 ALLSTATE CORP COMMON 020002101 136,046,866 4,036,999 X 4,036,999 32,675,183 969,590 X 969,590 ALLTEL CORP COMMON 020039103 19,136 310 X 310 ALPHA INDUSTRIES INC COMMON 020753109 1,420,488 65,160 X 65,160 1,611,129 73,905 X 73,905 ALUMINUM CORP OF CHINA - ADR COMMON 022276109 1,774,220 101,500 X 101,500 AMERICA MOVIL - ADR SERIES L COMMON 02364W105 991,532 50,900 X 50,900 Total 404,861,802 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 3 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE UNITED CUSTOMER MNGNT SOLUTIONS COMMON 0246718 1,289,200 X 1,289,200 AMERICAN CAPITAL STRATEGIES COMMON 024937104 22,478,715 792,900 X 792,900 5,278,628 186,195 X 186,195 AMERICAN HOME PRODS CORP COMMON 026609107 132,717,569 2,162,933 X 2,162,933 32,072,627 522,696 X 522,696 AMERICAN INTL GROUP INC COMMON 026874107 93,717,169 1,180,317 X 1,180,317 50,895 641 X 641 AMERICAN PWR CONVERSION CORP COMMON 029066107 87,783,045 6,070,750 X 6,070,750 2,722,457 188,275 X 188,275 AMERICAN STD COS INC DEL COMMON 029712106 91,428 1,340 X 1,340 AMERICAN TOWER CORP -CL A COMMON 029912201 26,415,618 2,789,400 X 2,789,400 2,369,489 250,210 X 250,210 AMERISTAR CASINOS INCORPORATED COMMON 03070Q101 6,485,445 258,900 X 258,900 1,501,497 59,940 X 59,940 AMGEN INC COMMON 031162100 10,519,852 186,390 X 186,390 194,718 3,450 X 3,450 AMKOR TECHNOLOGY INC COMMON 031652100 206,435,622 12,878,080 X 12,878,080 3,455,940 215,592 X 215,592 AMKOR TECHNOLOGIES INC CONVERT 031652AH3 3,604,000 5,300,000 X 5,300,000 AMPHENOL CORP NEW COMMON 032095101 83,677,634 1,741,470 X 1,741,470 58,381 1,215 X 1,215 ANADIGICS INC COMMON 032515108 14,495,659 950,535 X 950,535 4,756,704 311,915 X 311,915 ANALOG DEVICES INC COMMON 032654105 54,000,879 1,216,510 X 1,216,510 25,524 575 X 575 ANALOG DEVICES CONVERT 032654AD7 6,164,819 6,515,000 X 6,515,000 212,906 225,000 X 225,000 ANDRX GROUP COMMON 034553107 9,632,088 136,800 X 136,800 12,674 180 X 180 ANTHEM, INC. COMMON 03674B104 1,089,000 22,000 X 22,000 1,648,350 33,300 X 33,300 APOGENT TECHNOLOGIES, INC. COMMON 03760A101 3,398,634 131,730 X 131,730 Total 817,067,964 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 4 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 3,802,017 147,365 X 147,365 APRIA HEALTHCARE GROUP INC COMMON 037933108 34,413,229 1,377,080 X 1,377,080 8,387,744 335,644 X 335,644 APPLERA CORP-APPLIED BIOSYSTEM COMMON 038020103 12,649,063 322,105 X 322,105 165,916 4,225 X 4,225 APPLIED MATLS INC COMMON 038222105 104,661 2,610 X 2,610 ARAMARK CORPORATION COMMON 038521100 1,505,997 55,985 X 55,985 1,688,782 62,780 X 62,780 ARKANSAS BEST CORP DEL COMMON 040790107 5,755,354 199,700 X 199,700 1,336,672 46,380 X 46,380 ARQULE INC COMMON 04269E107 6,087,700 358,100 X 358,100 1,405,067 82,651 X 82,651 ARROW ELECTRS INC COMMON 042735100 80,624,752 2,696,480 X 2,696,480 29,900 1,000 X 1,000 ASAHI KASEI CORP COMMON 043400100 26,499 755 X 755 453,637 12,925 X 12,925 ASTRAZENECA PLC -SPONS ADR COMMON 046353108 1,314,120 28,200 X 28,200 1,864 40 X 40 ASTROPOWER INC COMMON 04644A101 9,897,264 244,800 X 244,800 13,342 330 X 330 ATLANTIC COAST AIRLINES HLDGS COMMON 048396105 23,739,497 1,019,300 X 1,019,300 5,500,260 236,164 X 236,164 AUTODESK INC COMMON 052769106 259,057,620 6,950,835 X 6,950,835 265,176 7,115 X 7,115 AVANT CORP COMMON 053487104 47,659,740 2,326,000 X 2,326,000 33,399 1,630 X 1,630 AVAYA INCORPORATED COMMON 053499109 155,411 12,791 X 12,791 AVENTIS -SPON ADR COMMON 053561106 2,130 30 X 30 AVOCENT CORPORATION COMMON 053893103 94,583,148 3,900,336 X 3,900,336 2,089,744 86,175 X 86,175 BB&T CORP COMMON 054937107 22,027 610 X 610 BCE INC COMMON 05534B109 21,888 960 X 960 Total 602,793,618 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 5 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE BJ SVCS CO COMMON 055482103 4,099,895 126,345 X 126,345 4,762,524 146,765 X 146,765 BJS WHOLESALE CLUB INC COMMON 05548J106 3,486,105 79,050 X 79,050 3,690,729 83,690 X 83,690 BP PLC - SPONS ADR COMMON 055622104 43,148,025 927,715 X 927,715 1,860 40 X 40 BMC SOFTWARE INC COMMON 055921100 17,156,006 1,048,015 X 1,048,015 12,687 775 X 775 BWAY CORP COMMON 056039100 12,672,792 1,152,072 X 1,152,072 627,792 57,072 X 57,072 BAKER HUGHES INC COMMON 057224107 23,448,387 642,950 X 642,950 45,952 1,260 X 1,260 BANCO BILBAO VIZCAYA - SPON ADR COMMON 05946K101 38,184 3,067 X 3,067 718,290 57,694 X 57,694 BANCO SANTANDER CEN-SPON ADR COMMON 05964H105 1,660 200 X 200 BANK OF AMERICA CORP COMMON 060505104 28,543,419 453,430 X 453,430 BANK OF NEW YORK CO INC. COMMON 064057102 208,318,394 5,105,843 X 5,105,843 35,675,561 874,401 X 874,401 BARCLAYS PLC -SPONS ADR COMMON 06738E204 49,784 370 X 370 913,056 6,786 X 6,786 BARRICK GOLD CORP COMMON 067901108 1,027,180 64,400 X 64,400 BAXTER INTL INC COMMON 071813109 264,779,623 4,937,155 X 4,937,155 45,333,546 845,302 X 845,302 BAYERISCHE HYPO-UND VER-ADR COMMON 072735103 14,139 465 X 465 271,072 8,915 X 8,915 BEAR STEARNS COS INC COMMON 073902108 32,252 550 X 550 BED BATH & BEYOND INC COMMON 075896100 8,808,915 259,850 X 259,850 12,713 375 X 375 BELLSOUTH CORP COMMON 079860102 1,102,535 28,900 X 28,900 BERKLEY W R CORP COMMON 084423102 16,316,799 303,851 X 303,851 1,095,749 20,405 X 20,405 Total 726,205,623 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 6 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE BEST BUY INC COMMON 086516101 96,079 1,290 X 1,290 BHP LTD COMMON 088606108 37,442 3,496 X 3,496 739,793 69,075 X 69,075 BOEING CO COMMON 097023105 102,642,555 2,646,791 X 2,646,791 20,593,266 531,028 X 531,028 BOWATER INC COMMON 102183100 37,526,067 786,710 X 786,710 BRINKER INTL INC COMMON 109641100 23,900,018 803,092 X 803,092 9,304,702 312,658 X 312,658 BRISTOL MYERS SQUIBB CO COMMON 110122108 160,709,670 3,151,170 X 3,151,170 30,818,943 604,293 X 604,293 BRITISH AMERICAN TOBACCO COMMON 110448107 1,349,800 79,400 X 79,400 X BROADCOM CORP-CL A COMMON 111320107 8,251,653 201,900 X 201,900 76,631 1,875 X 1,875 C H ROBINSON WORLDWIDE INC COMMON 12541W100 8,026,544 277,600 X 277,600 11,421 395 X 395 C-NET NETWORKS INC COMMON 12613R104 25,483,770 2,841,000 X 2,841,000 15,922 1,775 X 1,775 CSG SYS INTL INC COMMON 126349109 257,764,794 6,372,430 X 6,372,430 163,216 4,035 X 4,035 CABLEVISION SYS CORP COMMON 12686C109 1,414,010 29,800 X 29,800 CABLEVISION SYS CORP-RAINBOW COMMON 12686C844 1,055,308 42,725 X 42,725 1,203,384 48,720 X 48,720 CADBURY SCHWEPPES PLC - SP ADR COMMON 127209302 32,150 1,250 X 1,250 613,936 23,870 X 23,870 CADENCE DESIGN SYSTEM INC COMMON 127387108 137,670,423 6,280,585 X 6,280,585 106,422 4,855 X 4,855 CADMUS COMMUNICATIONS CORP COMMON 127587103 10,339,888 961,850 X 961,850 468,990 43,627 X 43,627 CALIFORNIA PIZZA KITCHEN INC COMMON 13054D109 1,924,931 77,775 X 77,775 2,048,805 82,780 X 82,780 CALPINE CORP COMMON 131347106 2,657,018 158,250 X 158,250 Total 847,047,550 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 7 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 2,897,786 172,590 X 172,590 CAMBREX CORP COMMON 132011107 1,578,320 36,200 X 36,200 2,063,806 47,335 X 47,335 CANON INC COMMON 138006309 51,012 1,455 X 1,455 985,011 28,095 X 28,095 CAPSTONE TURBINE CORP COMMON 14067D102 2,194,837 405,700 X 405,700 CARDINAL HEALTH INC COMMON 14149Y108 131,906 2,040 X 2,040 CAREER EDUCATION CORP COMMON 141665109 91,924,048 2,681,565 X 2,681,565 9,103,465 265,562 X 265,562 CAREMARK RX INC COMMON 141705103 4,869,595 298,565 X 298,565 5,594,738 343,025 X 343,025 CASELLA WASTE SYS INC COMMON 147448104 9,123 616 X 616 CATAPULT COMMUNICATIONS CORP COMMON 149016107 495,140 19,000 X 19,000 CELL GENESYS INC COMMON 150921104 7,257,852 312,300 X 312,300 1,572,976 67,684 X 67,684 CHARLES RIVER LABORATORIES COMMON 159864107 6,927,012 206,900 X 206,900 1,687,124 50,392 X 50,392 CHARTER COMMUNICATIONS INC-A COMMON 16117M107 52,036,932 3,167,190 X 3,167,190 26,452 1,610 X 1,610 CHARTERED SEMICONDUCTOR-ADR COMMON 16133R106 10,329,131 390,700 X 390,700 CHESAPEAKE ENERGY CORP COMMON 165167107 26,820,075 4,057,500 X 4,057,500 6,228,173 942,235 X 942,235 CHEVRONTEXACO COMMON 166764100 168,126,461 1,876,202 X 1,876,202 35,420,772 395,277 X 395,277 CHICOS FAS INC COMMON 168615102 8,356,850 210,500 X 210,500 6,948 175 X 175 CHINA MOBILE (HONG KONG) LTD COMMON 16941M109 22,899 1,310 X 1,310 408,595 23,375 X 23,375 CHOICEPOINT INC COMMON 170388102 14,785,056 291,676 X 291,676 4,318,078 85,186 X 85,186 CHUBB CORP COMMON 171232101 75,590,880 1,095,520 X 1,095,520 Total 541,821,055 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 8 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE CIENA CORP COMMON 171779101 31,677,832 2,213,685 X 2,213,685 230,477 16,106 X 16,106 CONVERT 171779AA9 2,144,000 3,350,000 X 3,350,000 80,000 125,000 X 125,000 CIRRUS LOGIC CORP COMMON 172755100 2,128,552 161,010 X 161,010 2,265,181 171,345 X 171,345 CISCO SYS INC COMMON 17275R102 117,391,936 6,482,161 X 6,482,161 506,953 27,993 X 27,993 CITIGROUP INC COMMON 172967101 284,009,869 5,626,186 X 5,626,186 44,050,514 872,633 X 872,633 CITRIX SYS INC COMMON 177376100 57,935,049 2,556,710 X 2,556,710 18,128 800 X 800 CLEAR CHANNEL COMMUNICATIONS COMMON 184502102 223,388,600 4,387,912 X 4,387,912 362,021 7,111 X 7,111 COACH INCORPORATED COMMON 189754104 14,177,026 363,700 X 363,700 20,659 530 X 530 COCA COLA CO COMMON 191216100 44,259,234 938,690 X 938,690 79,448 1,685 X 1,685 COCA - COLA FEMSA S.A. - SPONSORECOMMON 191241108 856,989 42,700 X 42,700 COGNEX CORP COMMON 192422103 7,967,271 311,100 X 311,100 1,961,009 76,572 X 76,572 COMCAST CORP COMMON 200300200 196,429,860 5,456,385 X 5,456,385 102,600 2,850 X 2,850 COMMERCE BANCORP INC NJ COMMON 200519106 4,235,187 107,656 X 107,656 1,151,482 29,270 X 29,270 COMMERCIAL FEDERAL CORPORATION COMMON 201647104 12,720,198 541,285 X 541,285 687,610 29,260 X 29,260 COMMUNITY HEALTH SYSTEMS COMMON 203668108 30,476,070 1,195,140 X 1,195,140 10,211,807 400,463 X 400,463 COMPANHIA PARANAENSE ENERG COP COMMON 20441B407 877,630 111,800 X 111,800 CIA ANONIMA TELEF DE VEN-ADR COMMON 204421101 286,620 20,400 X 20,400 MINAS BUENAVENTURA SPONSORED ADRCOMMON 204448104 526,542 25,400 X 25,400 Total 1,093,216,352 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 9 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE COMPAQ COMPUTER CORP COMMON 204493100 23,496,517 2,407,430 X 2,407,430 23,863 2,445 X 2,445 COMPUTER ASSOC INTL INC COMMON 204912109 267,737,075 7,762,745 X 7,762,745 538,216 15,605 X 15,605 COMPUTER SCIENCES CORP COMMON 205363104 62,725,992 1,280,645 X 1,280,645 39,674 810 X 810 COMPUWARE CORP COMMON 205638109 2,881,476 244,400 X 244,400 3,116,274 264,315 X 264,315 COMVERSE TECHNOLOGY INC COMMON 205862402 81,259,584 3,632,525 X 3,632,525 45,523 2,035 X 2,035 CONAGRA FOODS, INC COMMON 205887102 49,917 2,100 X 2,100 CONEXANT SYSTEMS CONVERT 207142AF7 2,068,000 3,200,000 X 3,200,000 CONOCO INC COMMON 208251504 22,357 790 X 790 CONSTELLATION BRANDS INC - A COMMON 21036P108 14,186,992 331,085 X 331,085 803,223 18,745 X 18,745 CONTINENTAL AIRLS INC COMMON 210795308 19,241,940 734,145 X 734,145 814,345 31,070 X 31,070 CONVERGYS CORP COMMON 212485106 171,366,603 4,570,995 X 4,570,995 121,655 3,245 X 3,245 COPART INC COMMON 217204106 23,508,659 646,375 X 646,375 6,420,323 176,528 X 176,528 CORINTHIAN COLLEGES INCORPORATED COMMON 218868107 88,131,648 2,155,335 X 2,155,335 7,531,488 184,189 X 184,189 CORPORATE EXECUTIVE BOARD CO COMMON 21988R102 12,074,300 329,000 X 329,000 2,867,298 78,128 X 78,128 COSTCO WHOLESALE CORPORATION COMMON 22160K105 196,075,322 4,418,101 X 4,418,101 39,917,014 899,437 X 899,437 COSTAR GROUP INC COMMON 22160N109 11,046,521 460,080 X 460,080 2,489,837 103,700 X 103,700 COX COMMUNICATIONS INC NEW COMMON 224044107 213,741 5,100 X 5,100 COX RADIO INC COMMON 224051102 24,718,148 970,100 X 970,100 Total 1,065,533,526 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 10 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 9,187,476 360,576 X 360,576 CREDENCE SYS CORP COMMON 225302108 50,743,454 2,732,550 X 2,732,550 1,931,466 104,010 X 104,010 CROMPTON CORPORATION COMMON 227116100 11,718,612 1,302,068 X 1,302,068 637,830 70,870 X 70,870 CROWN CASTLE INTL CORP COMMON 228227104 53,458,740 5,005,500 X 5,005,500 11,428 1,070 X 1,070 CUBIC CORP COMMON 229669106 16,177,886 314,990 X 314,990 872,350 16,985 X 16,985 CURAGEN CORPORATION COMMON 23126R101 5,312,875 237,500 X 237,500 1,166,193 52,132 X 52,132 CUTTER & BUCK INC COMMON 232217109 3,098 824 X 824 CYPRESS SEMICONDUCTOR CORP COMMON 232806109 10,085 506 X 506 CYPRESS SEMICON CONVERT 232806AE9 7,331,625 8,575,000 X 8,575,000 235,125 275,000 X 275,000 DJ ORTHOPEDICS INCORPORATED COMMON 23325G104 19,331,550 1,453,500 X 1,453,500 2,078,923 156,310 X 156,310 DRS TECHNOLOGIES INC COMMON 23330X100 9,586,285 268,900 X 268,900 2,254,328 63,235 X 63,235 DST SYS INC DEL COMMON 233326107 21,436 430 X 430 DAIWA SECURITIES-UNSPONS ADR COMMON 234064202 22,868 435 X 435 402,689 7,660 X 7,660 DELL COMPUTER CORP COMMON 247025109 129,920 4,780 X 4,780 DELTA AIR LINES INC DEL COMMON 247361108 10,327,756 352,965 X 352,965 188,288 6,435 X 6,435 LUFTHANSA-SPONS ADR COMMON 251561304 15,664 1,165 X 1,165 314,015 23,355 X 23,355 DEUTSCHE TELEKOM AG - SPON ADR COMMON 251566105 845 50 X 50 DEVRY INC DEL COMMON 251893103 5,536,370 194,600 X 194,600 1,416,526 49,790 X 49,790 DIEBOLD INC COMMON 253651103 15,185,220 375,500 X 375,500 Total 225,610,924 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 11 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 17,187 425 X 425 DOBSON COMMUNICATIONS CORPORATIONCOMMON 256069105 2,426,726 284,160 X 284,160 2,638,945 309,010 X 309,010 DOBSON COMMUNICATIONS CONVERT 256072505 100 1 X 1 DOCENT INCORPORATED COMMON 25608L106 508,208 160,318 X 160,318 DOCTOR REDDYS LAB - ADR COMMON 256135203 346,785 18,300 X 18,300 DOCUMENTUM INC COMMON 256159104 3,651,349 168,110 X 168,110 4,176,495 192,288 X 192,288 DOLLAR TREE STORES INC COMMON 256747106 1,324,803 42,860 X 42,860 1,430,669 46,285 X 46,285 DOW CHEM CO COMMON 260543103 146,403,229 4,334,021 X 4,334,021 35,566,962 1,052,900 X 1,052,900 DSL.NET INC S/RESTRICT COMMON 2625069A8 12,144 9,638 X 9,638 DUANE READE INC. COMMON 263578106 18,440,660 607,600 X 607,600 4,291,429 141,398 X 141,398 DYNEGY INC COMMON 26816Q101 92,675,670 3,634,340 X 3,634,340 21,747,165 852,830 X 852,830 E M C CORP MASS COMMON 268648102 23,203,219 1,726,430 X 1,726,430 ENSCO INTL INC COMMON 26874Q100 3,784,282 152,285 X 152,285 4,358,690 175,400 X 175,400 EOG RESOURCES INC COMMON 26875P101 3,378,126 86,375 X 86,375 3,894,574 99,580 X 99,580 EASTMAN KODAK CO COMMON 277461109 47,971 1,630 X 1,630 ECHOSTAR COMMUNICATIONS NEW COMMON 278762109 107,454,811 3,911,715 X 3,911,715 77,877 2,835 X 2,835 EDISON INTL COMMON 281020107 49,830 3,300 X 3,300 EDO CORP COMMON 281347104 5,017,565 189,700 X 189,700 1,120,025 42,345 X 42,345 EDUCATION MGMT CORP COMMON 28139T101 5,270,750 145,400 X 145,400 1,183,744 32,655 X 32,655 J.D. EDWARDS & CO COMMON 281667105 48,101,445 2,924,100 X 2,924,100 Total 542,601,438 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 12 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 3,416,830 207,710 X 207,710 EDWARDS LIFESCIENCES CORP COMMON 28176E108 15,103,940 546,650 X 546,650 728,741 26,375 X 26,375 EL PASO CORPORATION COMMON 28336L109 155,896,247 3,494,648 X 3,494,648 28,158,680 631,219 X 631,219 ELAN PLC COMMON 284131208 45,491,675 1,009,580 X 1,009,580 1,083,693 24,050 X 24,050 ELECTRO SCIENTIFIC INDS COMMON 285229100 82,448,724 2,747,375 X 2,747,375 62,721 2,090 X 2,090 ELECTRONIC DATA SYS NEW COMMON 285661104 170,938,337 2,493,630 X 2,493,630 124,418 1,815 X 1,815 ELECTRONICS BOUTIQUE HOLDINGS COMMON 286045109 5,851,210 146,500 X 146,500 1,380,686 34,569 X 34,569 ELECTRONICS FOR IMAGING INC COMMON 286082102 149,491,278 6,700,640 X 6,700,640 86,563 3,880 X 3,880 ELSEVIER N V COMMON 290259100 2,332 100 X 100 EMBRAER AIRCRAFT CORP - ADR COMMON 29081M102 964,868 43,600 X 43,600 1,438 65 X 65 EMISPHERE TECHNOLOGIES INC COMMON 291345106 9,633,629 301,900 X 301,900 2,252,176 70,579 X 70,579 ENBRIDGE ENERGY PARTNERS LP COMMON 29250R106 42,901 1,020 X 1,020 ENDESA -SPONSORED ADR COMMON 29258N107 2,037 130 X 130 ENDO PHARMACEUTICALS HOLDINGS INCCOMMON 29264F205 11,177,526 957,800 X 957,800 2,733,733 234,253 X 234,253 ENTERCOM COMMUNICATIONS CORP COMMON 293639100 2,590,000 51,800 X 51,800 2,766,250 55,325 X 55,325 ENZON INC COMMON 293904108 4,254,205 75,590 X 75,590 4,739,057 84,205 X 84,205 EQUITABLE RES INC COMMON 294549100 11,399,311 334,585 X 334,585 809,980 23,774 X 23,774 EQUITY SECURITIES TRUST I CONVERT 29477R103 13,634,800 306,400 X 306,400 ERICSSON L M TEL CO COMMON 294821400 12,263,085 2,349,250 X 2,349,250 Total 739,531,070 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 13 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE EXAR CORP COMMON 300645108 6,396,780 306,800 X 306,800 1,479,662 70,967 X 70,967 EXELON CORPORATION COMMON 30161N101 35,431 740 X 740 EXFO ELECTRONICS -OPTICAL ENG INCCOMMON 302043104 11,286 950 X 950 91,476 7,700 X 7,700 EXPEDITORS INTL WASH INC COMMON 302130109 11,488,182 201,724 X 201,724 1,285,362 22,570 X 22,570 EXTREME NETWORKS INC COMMON 30226D106 6,960,840 539,600 X 539,600 1,522,136 117,995 X 117,995 EXXON MOBIL CORP COMMON 30231G102 120,318,050 3,061,528 X 3,061,528 42,090 1,071 X 1,071 FEI CO COMMON 30241L109 37,209,529 1,180,880 X 1,180,880 21,742 690 X 690 FAIRCHILD SEMICON INTL - CL A COMMON 303726103 103,233,009 3,660,745 X 3,660,745 51,606 1,830 X 1,830 FAMILY DLR STORES INC COMMON 307000109 2,015,406 67,225 X 67,225 2,296,918 76,615 X 76,615 FEDERAL HOME LN MTG CORP COMMON 313400301 48,396 740 X 740 FANNIE MAE COMMON 313586109 262,847,034 3,306,252 X 3,306,252 41,235,140 518,681 X 518,681 FIFTH THIRD BANCORP COMMON 316773100 85,249 1,390 X 1,390 FIRST DATA CORP COMMON 319963104 83,942 1,070 X 1,070 FIRST HORIZON PHARMACEUTICAL COMMON 32051K106 3,814,822 129,800 X 129,800 7,348 250 X 250 FISHER AND PAYKEL IND -ADR COMMON 33774M106 20,268 720 X 720 278,685 9,900 X 9,900 FIRSTENERGY CORP COMMON 337932107 35,680 1,020 X 1,020 FISHER SCIENTIFIC INTL INC COMMON 338032204 15,242,400 522,000 X 522,000 3,454,652 118,310 X 118,310 FLEET BOSTON FINANCIAL CORP COMMON 339030108 146,406,829 4,011,146 X 4,011,146 36,905,953 1,011,122 X 1,011,122 Total 804,925,899 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 14 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE FOOT LOCKER INC COMMON 344849104 37,000,513 2,364,250 X 2,364,250 4,182,932 267,280 X 267,280 FORD MOTOR COMPANY COMMON 345370860 89,899,929 5,718,825 X 5,718,825 22,889,986 1,456,106 X 1,456,106 FOREST LABS INC COMMON 345838106 92,604 1,130 X 1,130 FORRESTER RESH INC COMMON 346563109 2,896,535 143,820 X 143,820 822,618 40,845 X 40,845 FORTIS - SPONSORED ADR COMMON 34956J309 25,392 980 X 980 515,687 19,903 X 19,903 FORTUNE BRANDS INC COMMON 349631101 33,652 850 X 850 FOUNDRY NETWORKS INC COMMON 35063R100 3,229,030 396,200 X 396,200 673,435 82,630 X 82,630 4KIDS ENTERTAINMENT INC COMMON 350865101 6,768,137 337,900 X 337,900 1,599,275 79,844 X 79,844 FRANCE TELECOM SA - SP ADR COMMON 35177Q105 1,287,678 32,200 X 32,200 800 20 X 20 FREDS INC COMMON 356108100 17,908,859 437,228 X 437,228 895,099 21,853 X 21,853 FUJITSU LTD - UNSPON ADR COMMON 359590304 7,279 200 X 200 141,757 3,895 X 3,895 FURNITURE BRANDS INTL INC COMMON 360921100 15,979,101 499,035 X 499,035 918,398 28,682 X 28,682 GKN PUB LTD COMMON 361755606 8,994 2,340 X 2,340 167,376 43,545 X 43,545 GALLAGHER ARTHUR J & CO COMMON 363576109 19,773,117 573,300 X 573,300 4,594,102 133,201 X 133,201 GANNETT COMPANY COMMON 364730101 672,300 10,000 X 10,000 GEMSTAR - TV GUIDE INTL INC COMMON 36866W106 8,675,640 313,200 X 313,200 443 16 X 16 GENETECH INC COMMON 368710406 44,129,012 813,438 X 813,438 327,073 6,029 X 6,029 GENERAL ELEC CO COMMON 369604103 143,197,904 3,572,802 X 3,572,802 Total 429,314,655 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 15 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 300,921 7,508 X 7,508 GENTEX CORP COMMON 371901109 10,444,748 390,750 X 390,750 6,549 245 X 245 GENOMIC SOLUTIONS INC COMMON 37243R208 2,688,240 1,120,100 X 1,120,100 572,021 238,342 X 238,342 GEORGIA GULF CORP COMMON 373200203 16,729,550 904,300 X 904,300 18,778 1,015 X 1,015 GEORGIA PAC CORP COMMON 373298108 126,318,180 4,575,088 X 4,575,088 32,598,023 1,180,660 X 1,180,660 GEOGRAPHIC NETWORKS AFFILIATES INCOMMON 373999994 1,607,000 100,000 X 100,000 GETTY IMAGES INC COMMON 374276103 7,938,441 345,450 X 345,450 GILEAD SCIENCES INC COMMON 375558103 9,016,784 137,200 X 137,200 11,830 180 X 180 GILLETTE CO COMMON 375766102 125,250 3,750 X 3,750 GLADSTONE CAPITAL CORPORATION COMMON 376535100 11,318,300 611,800 X 611,800 2,968,399 160,454 X 160,454 GLAXOSMITHKLINE PLC- ADS COMMON 37733W105 39,258 788 X 788 736,987 14,793 X 14,793 GOODRICH CORPORATION COMMON 382388106 105,547,475 3,964,969 X 3,964,969 29,575,326 1,111,019 X 1,111,019 GROUPE DANONE - SPONS ADR COMMON 399449107 1,677 70 X 70 GRUPO ELEKTRA S.A. SPONSORED GDCOMMON 40050A102 464,100 71,400 X 71,400 GUIDANT CORP COMMON 401698105 3,137,400 63,000 X 63,000 GUITAR CTR MGMT INC COMMON 402040109 7,147 524 X 524 HCC INS HLDGS INC COMMON 404132102 3,053,504 110,835 X 110,835 3,483,560 126,445 X 126,445 HDFC BANK LIMITED - ADR COMMON 40415F101 298,275 20,500 X 20,500 HSBC HOLDINGS PLC -SPON ADR COMMON 404280406 229,286 3,840 X 3,840 580,083 9,715 X 9,715 HANOVER COMPRESSOR CO COMMON 410768105 8,588 340 X 340 Total 369,825,677 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 16 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE HARLEY DAVIDSON INC COMMON 412822108 33,094,993 609,372 X 609,372 392,227 7,222 X 7,222 HARMAN INTL INDS INC COMMON 413086109 16,157,752 358,265 X 358,265 842,468 18,680 X 18,680 HARMONIC INC. COMMON 413160102 2,074,532 172,590 X 172,590 2,391,079 198,925 X 198,925 HARRAHS ENTMT INC COMMON 413619107 3,607,920 97,485 X 97,485 4,627,360 125,030 X 125,030 HEALTH NET INCORPORATED COMMON 42222G108 12,943,854 594,300 X 594,300 3,291,394 151,120 X 151,120 HEINEKEN NV - UNSPON ADR COMMON 423012202 1,896 50 X 50 HELLENIC TELECOMMUN ORG-ADR COMMON 423325307 441,960 58,000 X 58,000 HENRY JACK & ASSOC INC COMMON 426281101 14,254,968 652,700 X 652,700 3,480,990 159,386 X 159,386 HILTON GROUP PLC SPONSORED ADR COMMON 43283M109 17,469 2,825 X 2,825 341,427 55,215 X 55,215 HILTON HOTELS CORP COMMON 432848109 17,669,161 1,618,055 X 1,618,055 356,702 32,665 X 32,665 HOME DEPOT INC COMMON 437076102 69,449,605 1,361,490 X 1,361,490 410,631 8,050 X 8,050 HON INDS INC COMMON 438092108 26,544 960 X 960 HONDA MOTOR COMPANY LIMITED -SPONCOMMON 438128308 29,344 360 X 360 589,643 7,234 X 7,234 HONEYWELL INTL COMMON 438516106 28,816,500 852,055 X 852,055 448,115 13,250 X 13,250 HOUSEHOLD INTL INC COMMON 441815107 2,549,360 44,000 X 44,000 HUGHES SUPPLY INC COMMON 444482103 3,167,262 102,600 X 102,600 738,225 23,914 X 23,914 ICN PHARMACEUTICALS INC NEW COMMON 448924100 12,376,240 369,440 X 369,440 4,376,943 130,655 X 130,655 IMS HEALTH INC COMMON 449934108 31,606 1,620 X 1,620 Total 238,998,168 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 17 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE ILEX ONCOLOGY INCORPORATED COMMON 451923106 3,231,280 119,500 X 119,500 748,602 27,685 X 27,685 ILLINOIS TOOL WKS INC COMMON 452308109 2,708,800 40,000 X 40,000 IMAGISTICS INTERNATIONAL INC- WHECOMMON 45247T104 2,421 196 X 196 INCO LTD COMMON 453258402 38,115 2,250 X 2,250 INCYTE GENOMICS INC COMMON 45337C102 29,549 1,520 X 1,520 INFORMATICA CORP COMMON 45666Q102 2,224,383 153,300 X 153,300 494,269 34,064 X 34,064 ING GROEP N V COMMON 456837103 27,562 1,083 X 1,083 495,664 19,476 X 19,476 INGRAM MICRO INC COMMON 457153104 519,600 30,000 X 30,000 INNKEEPERS USA TR COMMON 4576J0104 8,641,346 881,770 X 881,770 501,172 51,140 X 51,140 INTEGRATED CIRCUIT SYSTEMS, INC. COMMON 45811K208 41,380,475 1,831,805 X 1,831,805 44,954 1,990 X 1,990 INTERGRATED PROCESS EQUIPMENT CONVERT 45812KAD0 4,437,500 10,000,000 X 10,000,000 INTEL CORP COMMON 458140100 120,703,244 3,837,941 X 3,837,941 699,039 22,227 X 22,227 INTERCEPT GROUP INC COMMON 45845L107 9,873,260 241,400 X 241,400 2,377,108 58,120 X 58,120 INTERMUNE INC COMMON 45884X103 21,950,256 445,600 X 445,600 3,814,202 77,430 X 77,430 INTERNATIONAL BUSINESS MACHS COMMON 459200101 263,104,692 2,175,138 X 2,175,138 45,373,548 375,112 X 375,112 INTERNATIONAL GAME TECHNOLOGY COMMON 459902102 20,619,770 301,900 X 301,900 5,095,931 74,611 X 74,611 INTL PAPER CO COMMON 460146103 147,871,452 3,664,720 X 3,664,720 32,417,836 803,416 X 803,416 INTERNET SECURITY SYSTEMS, INC. COMMON 46060X107 18,556,328 578,800 X 578,800 26,129 815 X 815 INTERPUBLIC GROUP COS INC COMMON 460690100 21,362,442 723,170 X 723,170 Total 779,370,929 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 18 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 30 1 X 1 INTERSIL HOLDING CORP COMMON 46069S109 16,266,900 504,400 X 504,400 22,736 705 X 705 INVESTMENT TECHNOLOGY GROUP COMMON 46145F105 1,322,715 33,855 X 33,855 1,512,009 38,700 X 38,700 INVITROGEN CORP COMMON 46185R100 10,868,405 175,495 X 175,495 1,466,502 23,680 X 23,680 IONA TECHNOLOGIES PLC - ADR COMMON 46206P109 32,480 1,600 X 1,600 BANK OF IRELAND-SPONS ADR COMMON 46267Q103 2,558 70 X 70 IRON MOUNTAIN COMMON 462846106 32,254,320 736,400 X 736,400 7,530,884 171,938 X 171,938 ISHARES S&P 500 INDEX FUND COMMON 464287200 94,894 830 X 830 429,881 3,760 X 3,760 ISHARES TRUST - S&P RUSSELL / VA COMMON 464287630 5,120 40 X 40 ISIS PHARMACEUTICALS INC COMMON 464330109 2,398,739 108,100 X 108,100 696,877 31,405 X 31,405 I2 TECHNOLOGIES INC COMMON 465754109 12,342,960 1,562,400 X 1,562,400 IVAX CORP COMMON 465823102 8,412,478 417,700 X 417,700 11,681 580 X 580 IXYS CORPORATION COMMON 46600W106 550,929 68,100 X 68,100 125,759 15,545 X 15,545 JDS UNIPHASE CORP COMMON 46612J101 42,009,507 4,839,805 X 4,839,805 285,746 32,920 X 32,920 JP MORGAN CHASE & CO. COMMON 46625H100 137,063,818 3,770,669 X 3,770,669 36,797,977 1,012,324 X 1,012,324 JABIL CIRCUIT INC COMMON 466313103 33,471,558 1,473,220 X 1,473,220 JOHNSON & JOHNSON COMMON 478160104 90,704,021 1,534,755 X 1,534,755 547,148 9,258 X 9,258 JUNIPER NETWORKS INC COMMON 48203R104 9,416,918 496,935 X 496,935 97,972 5,170 X 5,170 JUNIPER NETWORKS CONVERT 48203RAA2 3,088,688 4,275,000 X 4,275,000 Total 449,832,210 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 19 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 119,213 165,000 X 165,000 KPMG CONSULTING INCORPORATED COMMON 48265R109 41,338,587 2,494,785 X 2,494,785 2,045,815 123,465 X 123,465 KIMBERLY CLARK CORP COMMON 494368103 134,055,873 2,241,737 X 2,241,737 32,674,361 546,394 X 546,394 KING PHARMACEUTICALS INC COMMON 495582108 14,318,302 339,860 X 339,860 269,843 6,405 X 6,405 KNIGHT RIDDER INC COMMON 499040103 625,925 9,640 X 9,640 KONINKLIJKE AHOLD NV -SPON ADR COMMON 500467303 2,057 70 X 70 PHILIPS ELECTRONICS - NY SHARES COMMON 500472303 39,590 1,360 X 1,360 752,261 25,842 X 25,842 KOPIN CORP COMMON 500600101 10,263,400 733,100 X 733,100 2,470,860 176,490 X 176,490 KORN/FERRY INTERNATIONAL COMMON 500643200 9,783,623 918,650 X 918,650 269,658 25,320 X 25,320 KRAFT FOODS INCORPORATED INC - ACOMMON 50075N104 51,138,242 1,502,740 X 1,502,740 KULICKE & SOFFA INDS INC COMMON 501242101 514,500 30,000 X 30,000 KYOCERA CORP COMMON 501556203 1,001 15 X 15 LSI LOGIC CORP COMMON 502161102 100,676 6,380 X 6,380 CONVERT 502161AE2 8,361,813 9,925,000 X 9,925,000 202,200 240,000 X 240,000 LABORATORY CORP OF AMERICA HOLDICOMMON 50540R409 30,927,146 382,525 X 382,525 227,350 2,812 X 2,812 LABRANCHE AND COMPANY INCORPORATECOMMON 505447102 3,373,634 97,900 X 97,900 693,370 20,121 X 20,121 LAFARGE S.A. -SPONSORED ADR COMMON 505861401 26,163 1,145 X 1,145 494,588 21,645 X 21,645 LAM RESH CORP COMMON 512807108 1,484,803 63,945 X 63,945 1,697,382 73,100 X 73,100 LAMAR ADVERTISING CO COMMON 512815101 115,450,595 2,726,750 X 2,726,750 3,656,906 86,370 X 86,370 LATTICE SEMICONDUCTOR CORP COMMON 518415104 92,964,984 4,519,445 X 4,519,445 Total 560,344,719 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 20 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 57,596 2,800 X 2,800 LATTICE SEMICONDUCTOR COMPANY CONVERT 518415AC8 7,675,500 6,450,000 X 6,450,000 238,000 200,000 X 200,000 LEGATO SYS INC COMMON 524651106 2,697,695 207,995 X 207,995 3,087,055 238,015 X 238,015 LEXICON GENETICS INC. COMMON 528872104 2,259,532 195,800 X 195,800 525,555 45,542 X 45,542 LEXMARK INTERNATIONAL, INC. COMMON 529771107 370,586,375 6,281,125 X 6,281,125 264,025 4,475 X 4,475 LIBERTY DIGITAL CLASS A COMMON 530436104 3,618,122 1,045,700 X 1,045,700 LIBERTY MEDIA CORP COMMON 530718105 7,024,640 501,760 X 501,760 LIFEPOINT HOSPITALS INCORPORATED COMMON 53219L109 19,174,732 563,300 X 563,300 4,579,571 134,535 X 134,535 LILLY ELI & CO COMMON 532457108 29,214,131 371,965 X 371,965 508,547 6,475 X 6,475 LIMITED INC COMMON 532716107 34,298,778 2,330,080 X 2,330,080 57,923 3,935 X 3,935 LINCARE HLDGS INC COMMON 532791100 5,237,077 182,795 X 182,795 2,887,204 100,775 X 100,775 LOUDCLOUD INC COMMON 545735102 12,689,896 2,992,900 X 2,992,900 LOWES COS INC COMMON 548661107 161,507 3,480 X 3,480 LUCENT TECHNOLOGIES INC COMMON 549463107 8,663 1,375 X 1,375 MBNA CORP COMMON 55262L100 2,534,400 72,000 X 72,000 MKS INSTRUMENTS INC COMMON 55306N104 4,800,528 177,600 X 177,600 1,069,820 39,579 X 39,579 MSC INDL DIRECT INC COMMON 553530106 23,031,858 1,166,170 X 1,166,170 7,192,121 364,158 X 364,158 MSC.SOFTWARE CORPORATION COMMON 553531104 15,190,032 973,720 X 973,720 6,240 400 X 400 MACRONIX INTL CO LTD-SP ADR COMMON 556103109 705,320 91,600 X 91,600 MATAV RT- MAGYAR TAVKOZLESI COMMON 559776109 13,422 790 X 790 Total 561,395,862 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 21 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 273,709 16,110 X 16,110 MANDALAY RESORT GROUP COMMON 562567107 3,948,300 184,500 X 184,500 958,485 44,789 X 44,789 MANOR CARE INC COMMON 564055101 19,848,827 837,150 X 837,150 5,653,365 238,438 X 238,438 MANUGISTICS GROUP INC COMMON 565011103 4,093,631 194,195 X 194,195 4,722,447 224,025 X 224,025 MARRIOTT INTERNATIONAL INC COMMON 571903202 26,016 640 X 640 MASCO CORP COMMON 574599106 21,655,305 883,890 X 883,890 MATSUSHITA ELECTRIC INDUSTRIAL- COMMON 576879209 1,260 100 X 100 MATTEL INC COMMON 577081102 28,013,382 1,628,685 X 1,628,685 234,092 13,610 X 13,610 MAY DEPT STORES CO COMMON 577778103 40,549,679 1,096,530 X 1,096,530 MCDATA CORPORATION - CLASS A COMMON 580031201 2,254 92 X 92 X MCDONALDS CORP COMMON 580135101 26,999 1,020 X 1,020 MCGRAW HILL COS INC COMMON 580645109 426,860 7,000 X 7,000 MEDAREX INC COMMON 583916101 7,134,251 397,230 X 397,230 2,487,945 138,527 X 138,527 MEDICIS PHARMACEUTICAL CORP COMMON 584690309 19,104,366 295,779 X 295,779 6,564,153 101,628 X 101,628 MEDIMMUNE INC COMMON 584699102 47,249,654 1,019,410 X 1,019,410 423,639 9,140 X 9,140 MEDTRONIC INC COMMON 585055106 207,700,693 4,055,862 X 4,055,862 42,471,116 829,352 X 829,352 MERCURY COMPUTER SYSTEMS INC COMMON 589378108 9,926,118 253,800 X 253,800 MERCURY INTERACTIVE CORP COMMON 589405109 98,175,016 2,889,200 X 2,889,200 2,107,779 62,030 X 62,030 MERRILL LYNCH & CO INC COMMON 590188108 35,382,704 678,870 X 678,870 45,344 870 X 870 METLIFE INCORPORATED COMMON 59156R108 47,203 1,490 X 1,490 Total 609,254,591 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 22 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE METRIS COS INC COMMON 591598107 20,323,755 790,500 X 790,500 4,782,651 186,023 X 186,023 METTLER TOLEDO INTERNATIONAL COMMON 592688105 31,711,460 611,600 X 611,600 40,702 785 X 785 MICREL INC COMMON 594793101 23,764,721 906,013 X 906,013 2,455,495 93,614 X 93,614 MICRO COMPONENT TECHNOLOGY INC. COMMON 59479Q100 51,330 17,400 X 17,400 MICROSOFT CORP COMMON 594918104 582,966,676 8,799,497 X 8,799,497 1,026,610 15,496 X 15,496 MICROCHIP TECHNOLOGY INC COMMON 595017104 19 1 X 1 MICRON TECHNOLOGY INC COMMON 595112103 21,846,320 704,720 X 704,720 MICROTUNE INC COMMON 59514P109 22,377,790 953,870 X 953,870 11,495 490 X 490 MILLIPORE CORP COMMON 601073109 15,481,535 255,050 X 255,050 25,494 420 X 420 MINERALS TECHNOLOGIES INC COMMON 603158106 13,974,743 299,630 X 299,630 833,550 17,872 X 17,872 MIRANT CORP COMMON 604675108 1,759,076 109,805 X 109,805 2,065,539 128,935 X 128,935 MITSUBISHI TOKYO FINANCE - ADR COMMON 606816106 16,919 2,615 X 2,615 317,839 49,125 X 49,125 MOHAWK INDS INC COMMON 608190104 8,621,648 157,100 X 157,100 12,348 225 X 225 MUELLER INDS INC COMMON 624756102 12,760,851 383,785 X 383,785 730,735 21,977 X 21,977 MUTUAL RISK MGMT LTD COMMON 628351108 19,205,847 2,630,938 X 2,630,938 918,961 125,885 X 125,885 NPS PHARMACEUTICALS INCORPORATED COMMON 62936P103 4,833,460 126,200 X 126,200 6,511 170 X 170 NTT DOCOMO INC COMMON 62942M201 28,496 485 X 485 530,078 9,022 X 9,022 NABORS INDS INC COMMON 629568106 20,711,289 603,300 X 603,300 Total 814,193,945 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 23 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 28,494 830 X 830 NATIONAL INSTRS CORP COMMON 636518102 107,136 2,860 X 2,860 187 5 X 5 NATIONAL-OILWELL INC COMMON 637071101 10,832,616 525,600 X 525,600 2,269,058 110,095 X 110,095 NATIONAL SEMICONDUCTOR CORP COMMON 637640103 103,454 3,360 X 3,360 NAVISTAR INTL CORP NEW COMMON 63934E108 10,149,525 256,950 X 256,950 624,298 15,805 X 15,805 NESTLE S A COMMON 641069406 51,173 960 X 960 930,647 17,459 X 17,459 NETIQ CORP COMMON 64115P102 9,141,155 259,250 X 259,250 5,544,811 157,255 X 157,255 NETSCREEN TECHNOLOGIES INCORPORATCOMMON 64117V107 243,430 11,000 X 11,000 NETWORK APPLIANCE INC COMMON 64120L104 18,447,345 843,500 X 843,500 28,540 1,305 X 1,305 NEUBERGER BERMAN INC COMMON 641234109 93,068 2,120 X 2,120 NEW YORK TIMES CO COMMON 650111107 160,025 3,700 X 3,700 NEWFIELD EXPL CO COMMON 651290108 3,734,054 105,155 X 105,155 4,284,637 120,660 X 120,660 NEWS CORP LTD COMMON 652487703 71,556,913 2,249,510 X 2,249,510 NIKE INC COMMON 654106103 24,762,472 440,300 X 440,300 378,214 6,725 X 6,725 NINTENDO COMPANY LIMITED - SPONS COMMON 654445303 11,558,610 533,885 X 533,885 204,701 9,455 X 9,455 NIPPON TELEG & TEL CORP COMMON 654624105 17,010 1,050 X 1,050 316,143 19,515 X 19,515 NISOURCE INC COMMON 65473P105 23,521 1,020 X 1,020 NOKIA CORP-SPONSORED ADR A COMMON 654902204 19,314,431 787,380 X 787,380 348,817 14,220 X 14,220 NOBLE DRILLING CORP COMMON 655042109 57,868 1,700 X 1,700 NORTEL NETWORKS CORP (HLDG) COMMON 656568102 8,510,390 1,140,803 X 1,140,803 Total 203,822,743 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 24 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 167,701 22,480 X 22,480 NORTH FORK BANCORPORATION NY COMMON 659424105 3,073,439 96,075 X 96,075 3,517,620 109,960 X 109,960 NOVA CHEMICALS CORP COMMON 66977W109 13,706,655 711,295 X 711,295 605,560 31,425 X 31,425 NOVARTIS A G COMMON 66987V109 25,550 700 X 700 493,918 13,532 X 13,532 NOVELLUS SYS INC COMMON 670008101 32,535,204 824,720 X 824,720 NOVEN PHARMACEUTICALS INC COMMON 670009109 2,584,400 145,600 X 145,600 586,638 33,050 X 33,050 NOVO - NORDISK A/S - SPONS ADR COMMON 670100205 1,484 37 X 37 NOVOSTE CORP COMMON 67010C100 1,179,900 135,000 X 135,000 279,750 32,008 X 32,008 NTELOS, INC. COMMON 67019U101 2,588,224 167,090 X 167,090 2,982,135 192,520 X 192,520 NVIDIA CORP CONVERT 67066GAA2 4,220,250 2,550,000 X 2,550,000 NYFIX INC COMMON 670712108 13,581,248 678,384 X 678,384 3,155,632 157,624 X 157,624 OM GROUP INC COMMON 670872100 19,684,906 297,400 X 297,400 4,547,452 68,703 X 68,703 OAKLEY INC COMMON 673662102 24,536,096 1,508,985 X 1,508,985 8,547,085 525,651 X 525,651 OLIN CORP COMMON 680665205 13,645,757 845,462 X 845,462 756,675 46,882 X 46,882 OMNICARE INC COMMON 681904108 17,802,536 715,536 X 715,536 1,151,621 46,287 X 46,287 OMNICOM GROUP INC COMMON 681919106 135,812 1,520 X 1,520 ONI SYSTEMS CORP COMMON 68273F103 6,081,900 970,000 X 970,000 OPENWAVE SYSTEMS, INC. COMMON 683718100 17,763,554 1,814,459 X 1,814,459 174,849 17,860 X 17,860 ORACLE CORP COMMON 68389X105 21,576,054 1,562,350 X 1,562,350 Total 221,689,603 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 25 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE ORASCOM TELECOM HOLDING SAE - GDCOMMON 68554W106 103,086 70,000 X 70,000 OUTBACK STEAKHOUSE INC COMMON 689899102 4,110,000 120,000 X 120,000 OXFORD HEALTH PLANS INC COMMON 691471106 13,541,299 449,280 X 449,280 684,630 22,715 X 22,715 P.F. CHANGS CHINA BISTRO INC COMMON 69333Y108 8,589,680 181,600 X 181,600 18,447 390 X 390 PMI GROUP INC COMMON 69344M101 16,147,266 240,968 X 240,968 944,841 14,100 X 14,100 PPL CORP COMMON 69351T106 3,066,800 88,000 X 88,000 3,535,358 101,445 X 101,445 PALM INC COMMON 696642107 6,208 1,600 X 1,600 PARAMETRIC TECHNOLOGY CORP COMMON 699173100 25,412,178 3,253,800 X 3,253,800 12,847 1,645 X 1,645 PATTERSON-UTI ENERGY INC COMMON 703481101 19,177,137 822,700 X 822,700 4,445,567 190,715 X 190,715 PEARSON PLC-SPON ADR COMMON 705015105 20,385 1,660 X 1,660 394,249 32,105 X 32,105 PEMSTAR INCORPORATED COMMON 706552106 10,567,200 880,600 X 880,600 3,693,300 307,775 X 307,775 PEPSI BOTTLING GROUP INCORPORATEDCOMMON 713409100 10,119,100 430,600 X 430,600 15,510 660 X 660 PEPSICO INC COMMON 713448108 39,829,881 818,030 X 818,030 PEREGRINE SYSTEMS INC COMMON 71366Q101 105,499,804 7,113,945 X 7,113,945 3,745,020 252,530 X 252,530 PETROLEO BRASILEIRO SA PETROBRAS-COMMON 71654V101 678,015 30,500 X 30,500 PFIZER INC COMMON 717081103 137,225,667 3,443,555 X 3,443,555 745,992 18,720 X 18,720 PHARMACOPEIA INC COMMON 71713B104 8,256,022 594,386 X 594,386 301,232 21,687 X 21,687 PHARMACIA CORP. COMMON 71713U102 4,873,616 114,270 X 114,270 90,205 2,115 X 2,115 Total 425,850,541 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 26 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE PHILIP MORRIS COS INC COMMON 718154107 252,929,324 5,516,452 X 5,516,452 38,655,952 843,096 X 843,096 PHILIPPINE LONG DIST SP ADR COMMON 718252604 337,840 41,000 X 41,000 PIONEER NAT RES CO COMMON 723787107 29,766,330 1,545,500 X 1,545,500 6,870,427 356,720 X 356,720 PITNEY BOWES INC COMMON 724479100 92,145 2,450 X 2,450 PITTSTON BRINKS GROUP COMMON 725701106 12,313,899 557,190 X 557,190 508,455 23,007 X 23,007 POHANG IRON & STEEL LTD-SPONS ADRCOMMON 730450103 25,875 1,125 X 1,125 513,820 22,340 X 22,340 POTASH CORP OF SASKATCHEWAN COMMON 73755L107 26,393 430 X 430 POWERWAVE TECHNOLOGIES INC COMMON 739363109 4,945,536 286,200 X 286,200 2,958,854 171,230 X 171,230 PRAECIS PHARMACEUTICALS INC. COMMON 739421105 5,742,012 986,600 X 986,600 1,334,538 229,302 X 229,302 PRAXAIR INC COMMON 74005P104 149,112,954 2,698,877 X 2,698,877 40,337,196 730,085 X 730,085 PRECISION DRILLING CORP COMMON 74022D100 1,291 50 X 50 PRINCIPAL FINANCIAL GROUP COMMON 74251V102 12,415,440 517,310 X 517,310 PRIORITY HEALTHCARE CORP COMMON 74264T102 15,677,145 445,500 X 445,500 3,654,869 103,861 X 103,861 PROCTER & GAMBLE CO COMMON 742718109 2,373,900 30,000 X 30,000 PROVINCE HEALTHCARE CO COMMON 743977100 25,489,897 825,985 X 825,985 6,057,077 196,276 X 196,276 QLOGIC CORP COMMON 747277101 17,528,038 393,800 X 393,800 14,688 330 X 330 QUALCOMM INC COMMON 747525103 56,314,116 1,115,131 X 1,115,131 175,185 3,469 X 3,469 QUEST DIAGNOSTICS INC COMMON 74834L100 26,934,993 375,610 X 375,610 223,377 3,115 X 3,115 QUINTILES TRANSNATIONAL CORP COMMON 748767100 14,556,788 906,965 X 906,965 Total 727,888,353 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 27 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 3,021,557 188,259 X 188,259 QWEST COMMUNICATIONS INTL COMMON 749121109 7,806,825 552,500 X 552,500 RF MICRO DEVICES INC COMMON 749941100 25,734,644 1,338,255 X 1,338,255 143,071 7,440 X 7,440 RADIOSHACK CORPORATION COMMON 750438103 107,911,450 3,585,098 X 3,585,098 29,394,426 976,559 X 976,559 RATIONAL SOFTWARE CORP COMMON 75409P202 20,415,330 1,046,940 X 1,046,940 15,503 795 X 795 REALTY INCOME CORP COMMON 756109104 4,174,800 142,000 X 142,000 REHABCARE GROUP INC COMMON 759148109 3,404 115 X 115 RESEARCH IN MOTION LIMITED COMMON 760975102 33,125,692 1,396,530 X 1,396,530 220,003 9,275 X 9,275 RESOURCES CONNECTION INCORPORATEDCOMMON 76122Q105 4,075,884 154,800 X 154,800 962,862 36,569 X 36,569 ROBERT HALF INTL INC COMMON 770323103 12,682,500 475,000 X 475,000 17,756 665 X 665 ROHM & HAAS CO COMMON 775371107 29,436 850 X 850 ROPER INDS INC NEW COMMON 776696106 1,080,833 21,835 X 21,835 1,240,965 25,070 X 25,070 ROYAL BANK OF CANADA COMMON 780087102 149,496 4,590 X 4,590 ROYAL DUTCH PETE CO COMMON 780257804 41,377,537 844,095 X 844,095 1,961 40 X 40 RURAL CELLULAR CORP - CL A COMMON 781904107 22,543,700 1,013,200 X 1,013,200 4,868,812 218,823 X 218,823 SBC COMMUNICATIONS INC COMMON 78387G103 99,250,317 2,533,835 X 2,533,835 16,060 410 X 410 SCI SYSTEMS INC CONVERT 783890AF3 2,664,831 3,235,000 X 3,235,000 107,088 130,000 X 130,000 SK TELECOM CO LTD-ADR COMMON 78440P108 235,658 10,900 X 10,900 SPX CORP COMMON 784635104 8,486,431 61,990 X 61,990 2,747,720 20,071 X 20,071 Total 434,506,548 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 28 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE SABRE GROUP HLDGS INC COMMON 785905100 133,674,811 3,156,430 X 3,156,430 94,017 2,220 X 2,220 ST JUDE MED INC COMMON 790849103 105,562,069 1,359,460 X 1,359,460 97,063 1,250 X 1,250 ST PAUL COS INC COMMON 792860108 140,955,948 3,205,730 X 3,205,730 39,657,115 901,913 X 901,913 SANMINA-SCI CORP COMMON 800907107 148,047,622 7,439,579 X 7,439,579 103,759 5,214 X 5,214 SANGSTAT MED CORP COMMON 801003104 8,702,484 443,100 X 443,100 1,944,262 98,995 X 98,995 SAP AG-SPONSORED ADR COMMON 803054204 6,423,198 201,165 X 201,165 119,259 3,735 X 3,735 SCANSOURCE INC COMMON 806037107 1,080,520 22,700 X 22,700 411,026 8,635 X 8,635 SCHEIN HENRY INC COMMON 806407102 16,193,219 437,300 X 437,300 3,732,439 100,795 X 100,795 SCHERING PLOUGH CORP COMMON 806605101 3,581,000 100,000 X 100,000 SCHLUMBERGER LTD COMMON 806857108 37,091 675 X 675 SCIENTIFIC ATLANTA INC COMMON 808655104 30,859,139 1,289,020 X 1,289,020 3,174,324 132,595 X 132,595 SEALED AIR CORP COMMON 81211K100 2,554,107 62,570 X 62,570 2,953,531 72,355 X 72,355 SEARS ROEBUCK & CO COMMON 812387108 68,428,190 1,436,360 X 1,436,360 SELIGMAN CAPITAL FD INC COMMON 816326102 7,658,140 389,529 X 389,529 SELIGMAN CAPITAL ( I SHARE FUNDS)COMMON 816326508 228,164 11,506 X 11,506 SELIGMAN CASH MGMT (I SHARE FUNDSCOMMON 816329601 28,573 28,573 X 28,573 SELIGMAN COM STK FD INC COMMON 816332100 1,743,392 150,943 X 150,943 SELIGMAN COMMON STOCK ( I SHARE FCOMMON 816332506 20,096 1,746 X 1,746 SELIGMAN COMM&INFO FD COMMON 816333108 3,388,029 132,552 X 132,552 SELIGMAN COMM. AND INFO. (I SHARECOMMON 816333504 104,949 4,090 X 4,090 Total 731,557,536 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 29 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE SELIGMAN FRONTIER FD INC COMMON 816334106 955,927 80,128 X 80,128 SELIGMAN FRONTIER ( I SHARES FUNDCOMMON 816334502 31,475 2,711 X 2,711 SELIGMAN GROWTH FD INC COMMON 816335103 3,950,813 902,012 X 902,012 SELIGMAN GROWTH ( I SHARE FUNDS) COMMON 816335509 114,566 26,097 X 26,097 SELIGMAN US GOVT SECS FD- A COMMON 816336101 1,275,378 182,981 X 182,981 SELIGMAN HIGH YIELD BOND FUND COMMON 816336309 4,552,929 1,233,856 X 1,233,856 SELIGMAN HIGH-YIELD BOND (I SHARECOMMON 816336879 52,668 14,120 X 14,120 SELIGMAN INTERNATIONAL GROWTH FDCOMMON 81633C108 4,506,624 440,100 X 440,100 SELIGMAN GLB SMALLER COMPANIES FDCOMMON 81633C207 4,272,209 355,721 X 355,721 SELIGMAN INTL GRWTH (I SHARE FUNDCOMMON 81633C686 126,877 12,587 X 12,587 SELIGMAN GLBL SMALLER CO (I SHARECOMMON 81633C694 147,473 12,466 X 12,466 SELIGMAN EMERGING MKTS FD COMMON 81633C702 2,409,677 502,016 X 502,016 SELIGMAN GLOBAL GROWTH (I SHARE FCOMMON 81633C710 9,134 1,226 X 1,226 SELIGMAN EMERGING MKTS (I SHARE FCOMMON 81633C728 87,763 18,793 X 18,793 SELIGMAN GLB GROWTH FUND COMMON 81633C884 645,738 86,560 X 86,560 SELIGMAN INVESTMENT GRADE FIXED ICOMMON 81633Q107 2,700,971 378,287 X 378,287 SELIGMAN INVT GRD FIXD INC (I SHACOMMON 81633Q503 70,936 9,935 X 9,935 SELIGMAN LARGE CAP VALUE FD INC COMMON 816356109 4,027,507 370,857 X 370,857 SELIGMAN SMALL CAP VALUE-A COMMON 816356406 2,896,684 249,070 X 249,070 SELIGMAN SM CAP VALUE ( I SHARE FCOMMON 816356869 105,311 9,361 X 9,361 SELIGMAN LARGE-CAP VALUE (I SHARECOMMON 816356877 114,554 10,807 X 10,807 SEMTECH CORP COMMON 816850101 1,856,951 52,030 X 52,030 2,047,535 57,370 X 57,370 SEROLOGICALS CORP COMMON 817523103 5,473,900 254,600 X 254,600 1,235,068 57,445 X 57,445 SERVICEMASTER CO COMMON 81760N109 5,717,754 414,330 X 414,330 Total 49,386,420 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 30 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 7,866 570 X 570 SHELL TRANSPORT & TRADING CO-ADR COMMON 822703609 18,653 450 X 450 352,740 8,510 X 8,510 SICOR INC COMMON 825846108 6,143,424 391,800 X 391,800 1,438,954 91,770 X 91,770 SIEBEL SYS INC COMMON 826170102 31,223,162 1,115,910 X 1,115,910 299,806 10,715 X 10,715 SIERRA PACIFIC RESOURCES COMMON 826428104 12,675,667 842,237 X 842,237 620,135 41,205 X 41,205 SKYWEST INC COMMON 830879102 37,714,355 1,481,900 X 1,481,900 5,373,997 211,159 X 211,159 SMARTFORCE PUBLIC LIMITED CO- SPOCOMMON 83170A206 6,336,000 256,000 X 256,000 1,514,849 61,206 X 61,206 SMITH INTL INC COMMON 832110100 30,682,705 572,225 X 572,225 5,177,976 96,568 X 96,568 SMITHFIELD FOODS INC COMMON 832248108 13,563,416 615,400 X 615,400 18,844 855 X 855 SMURFIT-STONE CONTAINER CORP COMMON 832727101 13,390,334 838,468 X 838,468 628,052 39,327 X 39,327 SOCIETE GENERALE FRANCE COMMON 83364L109 37,771 3,375 X 3,375 736,988 65,853 X 65,853 SOLUTIA INC COMMON 834376105 88,186 6,290 X 6,290 SONICWALL INC COMMON 835470105 7,676,856 394,900 X 394,900 1,788,966 92,025 X 92,025 SONY CORP SPONSORED ADR COMMON 835699307 902 20 X 20 SPINNAKER EXPLORATION COMPANY COMMON 84855W109 26,972,148 655,300 X 655,300 6,120,821 148,708 X 148,708 SPRINT CORP COMMON 852061100 146,031,579 7,272,489 X 7,272,489 34,089,977 1,697,708 X 1,697,708 SPRINT CORP (PCS GROUP) COMMON 852061506 107,569,012 4,406,760 X 4,406,760 325,141 13,320 X 13,320 STANLEY WKS COMMON 854616109 1,698,874 36,480 X 36,480 Total 500,318,152 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 31 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 1,964,090 42,175 X 42,175 STAPLES INC COMMON 855030102 23,191,740 1,240,200 X 1,240,200 34,782 1,860 X 1,860 STARBUCKS CORP COMMON 855244109 8,382 440 X 440 STARWOOD HOTELS & RESORTS WORLDWICOMMON 85590A203 52,986,586 1,775,095 X 1,775,095 207,308 6,945 X 6,945 STATION CASINOS INC COMMON 857689103 15,283,302 1,365,800 X 1,365,800 3,605,631 322,219 X 322,219 STELLENT INC COMMON 85856W105 8,743,848 295,800 X 295,800 2,002,424 67,741 X 67,741 STEWART & STEVENSON SVCS INC COMMON 860342104 16,390,827 871,389 X 871,389 961,417 51,112 X 51,112 STILWELL FINANCIAL INC COMMON 860831106 189,723 6,970 X 6,970 ST MICROELECTRONICS COMMON 861012102 1,754,518 55,400 X 55,400 1,584 50 X 50 STORAGENETWORKS INC COMMON 86211E103 10,376,375 1,679,025 X 1,679,025 555,428 89,875 X 89,875 SUN INTERBREW LIMITED - GDR COMMON 86677C708 247,050 48,800 X 48,800 SUN MICROSYSTEMS INC COMMON 866810104 7,419,360 603,200 X 603,200 SUNGARD DATA SYS INC COMMON 867363103 310,195,560 10,722,280 X 10,722,280 211,768 7,320 X 7,320 SUNTRUST BKS INC COMMON 867914103 40,128 640 X 640 SYBRON DENTAL SPECIALTIES COMMON 871142105 X SYMANTEC CORP COMMON 871503108 395,103,401 5,956,632 X 5,956,632 267,642 4,035 X 4,035 SYMBOL TECHNOLOGIES INC COMMON 871508107 40,015,694 2,519,880 X 2,519,880 194,848 12,270 X 12,270 SYNOPSYS INC COMMON 871607107 392,196,742 6,639,525 X 6,639,525 259,022 4,385 X 4,385 SYNGENTA AG - ADR COMMON 87160A100 445 42 X 42 9,010 850 X 850 Total 1,284,418,632 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 32 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE TCF FINL CORP COMMON 872275102 3,123,978 65,110 X 65,110 3,583,866 74,695 X 74,695 TDK CORP-SPONSORED ADR COMMON 872351408 14,550 300 X 300 271,115 5,590 X 5,590 T&HQ INC COMMON 872443403 102,536,831 2,115,470 X 2,115,470 6,191,994 127,749 X 127,749 TJX COS INC NEW COMMON 872540109 3,986,000 100,000 X 100,000 TMP WORLDWIDE INC COMMON 872941109 14,860,560 346,400 X 346,400 20,592 480 X 480 TAIWAN SEMICONDUCTOR MFG LTD-ADR COMMON 874039100 2,404 140 X 140 TEKTRONIX INC COMMON 879131100 3,585,998 139,100 X 139,100 TELE CENTRO OESTE CEL -ADR COMMON 87923P105 712,600 101,800 X 101,800 TELECOM ITALIA SPA COMMON 87927W106 1,710 20 X 20 TELEFONICA S. A. COMMON 879382208 34,108 851 X 851 646,410 16,128 X 16,128 TERADYNE INC COMMON 880770102 87,406 2,900 X 2,900 TEVA PHARMACEUTICAL-SP ADR COMMON 881624209 566,996 9,200 X 9,200 1,849 30 X 30 TEXAS INSTRS INC COMMON 882508104 40,223,260 1,436,545 X 1,436,545 627,396 22,407 X 22,407 TIER TECHNOLOGIES INCORPORATED CCOMMON 88650Q100 478,632 22,200 X 22,200 115,799 5,371 X 5,371 TOMRA SYSTEMS A/S/A - SP ADR COMMON 889905204 1,343 140 X 140 TOTAL FINA ELF SA SPON ADR COMMON 89151E109 47,412 675 X 675 915,508 13,034 X 13,034 TOYS R US INC COMMON 892335100 1,310,146 63,170 X 63,170 1,540,049 74,255 X 74,255 TRANSKARYOTIC THERAPIES INC COMMON 893735100 14,269,520 333,400 X 333,400 3,149,352 73,583 X 73,583 TRANSWITCH CORPORATION CONVERT 894065AB7 3,849,300 6,580,000 X 6,580,000 Total 206,756,683 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 33 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 122,850 210,000 X 210,000 TRIGON HEALTHCARE INC COMMON 89618L100 19,939,095 287,100 X 287,100 4,702,668 67,713 X 67,713 TRIMBLE NAVIGATION LTD COMMON 896239100 10,376,686 640,141 X 640,141 471,581 29,092 X 29,092 TRIQUINT SEMICONDUCTOR INC COMMON 89674K103 4,768,817 388,974 X 388,974 1,125,407 91,795 X 91,795 TUBOS DE ACERO DE MEX COMMON 898592506 818,010 91,500 X 91,500 TULARIK INC COMMON 899165104 6,451,772 268,600 X 268,600 1,506,630 62,724 X 62,724 TUPPERWARE CORP COMMON 899896104 82,198 4,270 X 4,270 TURKCELL ILETISIM- ADR COMMON 900111204 314,109 15,300 X 15,300 TYCO INTL LTD NEW COMMON 902124106 42,510,192 721,735 X 721,735 688,541 11,690 X 11,690 UCBH HOLDINGS INCORPORATED COMMON 90262T308 4,484,988 157,700 X 157,700 1,229,091 43,217 X 43,217 UNILEVER N V COMMON 904784709 1,601,558 27,800 X 27,800 2,881 50 X 50 UNITED MICROELECTRONICS - ADR COMMON 910873207 19,321,469 2,012,653 X 2,012,653 8,832 920 X 920 UNITED PARCEL SERVICE - CL B COMMON 911312106 29,430 540 X 540 UNITED SURGICAL PARTNERS COMMON 913016309 8,635,545 408,300 X 408,300 1,909,824 90,299 X 90,299 UNITED TECHNOLOGIES CORP COMMON 913017109 243,386,562 3,765,845 X 3,765,845 35,100,876 543,105 X 543,105 UNITEDHEALTH GROUP COMMON 91324P102 135,171 1,910 X 1,910 UNIVERSAL COMPRESSION HOLDINGS COMMON 913431102 10,129,078 343,475 X 343,475 553,822 18,780 X 18,780 UNIVERSAL HLTH SVCS INC COMMON 913903100 35,276,388 824,600 X 824,600 8,566,011 200,234 X 200,234 UNUMPROVIDENT CORP COMMON 91529Y106 154,805,490 5,839,513 X 5,839,513 Total 619,055,570 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 34 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 43,480,880 1,640,169 X 1,640,169 URBAN OUTFITTERS INC COMMON 917047102 17,437,554 722,950 X 722,950 1,076,886 44,647 X 44,647 UTSTARCOM INC COMMON 918076100 12,175,200 427,200 X 427,200 VALEO COMMON 919134304 18,051 905 X 905 351,038 17,600 X 17,600 VALERO ENERGY CORP NEW COMMON 91913Y100 6,955,375 182,460 X 182,460 327,527 8,592 X 8,592 VARIAN SEMICONDUCTOR EQUIP COMMON 922207105 1,557 45 X 45 VEECO INSTRS INC DEL COMMON 922417100 44,890,902 1,245,240 X 1,245,240 22,171 615 X 615 VERITAS SOFTWARE CO COMMON 923436109 52,131,014 1,162,860 X 1,162,860 275,480 6,145 X 6,145 VERISIGN INC COMMON 92343E102 17,319,802 455,305 X 455,305 173,462 4,560 X 4,560 VERITAS DGC INC COMMON 92343P107 1,655,380 89,480 X 89,480 1,895,695 102,470 X 102,470 VERIZON COMMUNICATIONS COMMON 92343V104 70,545,541 1,486,421 X 1,486,421 111,151 2,342 X 2,342 VIACOM INC - CLASS B COMMON 925524308 36,330,726 822,893 X 822,893 164,680 3,730 X 3,730 VICAL INC COMMON 925602104 3,995,136 326,400 X 326,400 917,437 74,954 X 74,954 VITRIA TECHNOLOGY INC COMMON 92849Q104 17,886 2,799 X 2,799 VIVENDI (EX-GEN EAUX) SP ADR COMMON 92851S204 2,452,663 45,597 X 45,597 670,815 12,471 X 12,471 VODAFONE GROUP PLC COMMON 92857W100 28,736 1,119 X 1,119 588,252 22,907 X 22,907 WPP GROUP PLC COMMON 929309300 25,603 475 X 475 478,093 8,870 X 8,870 WAL MART STORES INC COMMON 931142103 103,826,531 1,804,110 X 1,804,110 423,626 7,361 X 7,361 Total 420,764,846 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 35 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE WAL-MART DE MEXICO SA -SP ADR COMMON 93114W107 831,602 30,500 X 30,500 WASHINGTON MUT INC COMMON 939322103 141,379,725 4,323,539 X 4,323,539 36,161,818 1,105,866 X 1,105,866 WASTE CONNECTIONS INC COMMON 941053100 58,373,074 1,883,610 X 1,883,610 16,064,224 518,368 X 518,368 WATERS CORP COMMON 941848103 15,131,875 390,500 X 390,500 21,313 550 X 550 WATSON WYATT AND COMPANY HOLDINGSCOMMON 942712100 7,989,700 366,500 X 366,500 1,914,738 87,832 X 87,832 WEIGHT WATCHERS INTERNATIONAL INCCOMMON 948626106 2,353,872 69,600 X 69,600 3,568,010 105,500 X 105,500 WELLS FARGO CO COMMON 949746101 1,505,366 34,630 X 34,630 WEST CORP. COMMON 952355105 12,218,106 489,900 X 489,900 2,783,354 111,602 X 111,602 WESTERN WIRELESS CORP COMMON 95988E204 23,796,811 842,365 X 842,365 6,112,679 216,378 X 216,378 WESTVACO CORP COMMON 961548104 12,141,322 426,760 X 426,760 575,544 20,230 X 20,230 WET SEAL INC COMMON 961840105 15,637,153 663,998 X 663,998 701,178 29,774 X 29,774 WEYERHAEUSER CO COMMON 962166104 57,452,429 1,062,360 X 1,062,360 WILLIAMS COMMUNICATIONS GRP COMMON 969455104 81,167 34,539 X 34,539 WILLIAMS-SONOMA INC COMMON 969904101 20,474,669 477,265 X 477,265 2,027,025 47,250 X 47,250 WORLDCOM INC-WORLDCOM GROUP COMMON 98157D106 1,626,240 115,500 X 115,500 WORLDCOM INCORPORATED - MCI GROUCOMMON 98157D304 58,674 4,620 X 4,620 XTO ENERGY INC COMMON 98385X106 43,739,500 2,499,400 X 2,499,400 10,269,508 586,829 X 586,829 XILINX INC COMMON 983919101 46,986,132 1,203,230 X 1,203,230 YAHOO INC COMMON 984332106 1,712,797 96,550 X 96,550 Total 543,689,601 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 36 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE YAHOO INC S/RESTRICT COMMON 9843329A6 4,843 273 X 273 YORK INTL CORP NEW COMMON 986670107 20,281,347 531,900 X 531,900 28,407 745 X 745 YUKOS - ADR COMMON 98849W108 799,624 10,200 X 10,200 ZIMMER HOLDINGS INC COMMON 98956P102 2,482,597 81,290 X 81,290 2,830,905 92,695 X 92,695 BAYERISCHE MOTOREN WERKE AG COMMON D12096109 35,578 1,035 X 1,035 719,641 20,935 X 20,935 DEUTSCHE BANK AG - REG COMMON D18190898 2,105 30 X 30 ACE LTD COMMON G0070K103 110,413 2,750 X 2,750 AMDOCS LTD COMMON G02602103 253,551,401 7,463,980 X 7,463,980 164,755 4,850 X 4,850 ACCENTURE LIMITED COMMON G1150G111 94,755,708 3,519,900 X 3,519,900 CREDICORP LIMITED COMMON G2519Y108 400,750 45,800 X 45,800 EVEREST RE GROUP LTD COMMON G3223R108 2,691,903 38,075 X 38,075 3,092,772 43,745 X 43,745 FRESH DEL MONTE PRODUCE INC COMMON G36738105 18,291,845 1,215,405 X 1,215,405 1,084,353 72,050 X 72,050 GARMIN LIMITED COMMON G37260109 15,955,888 748,400 X 748,400 MARVELL TECHNOLOGY GROUP INC COMMON G5876H105 11,236,376 313,690 X 313,690 5,910 165 X 165 PARTNERRE LTD COMMON G6852T105 15,392,430 285,045 X 285,045 857,250 15,875 X 15,875 RENAISSANCE RE HLDGS LTD COMMON G7496G103 9,361,602 98,130 X 98,130 435,692 4,567 X 4,567 ROYAL BANK OF SCOTLAND GROUP - ADCOMMON G76891111 2,400 100 X 100 TRANSOCEAN SEDCO FOREX INC COMMON G90078109 149,307,657 4,414,774 X 4,414,774 34,542,666 1,021,368 X 1,021,368 XL CAPITAL LTD - CLASS A COMMON G98255105 66,460,746 727,460 X 727,460 UBS AG COMMON H8920M855 66,750 1,335 X 1,335 Total 704,954,310 12/31/2001 FORM 13F J. & W. SELIGMAN & CO. INCORPORATED Page 37 ITEM 1: ITEM 2: ITEM 3: ITEM 4: ITEM 5: ITEM 6: ITEM 7: ITEM 8: SHARES OR INVST DISCRET V O T I N G A U T H O R I T Y TITLE CUSIP FAIR MARKET PRINCIPAL SOLE OTHR (S H A R E S) NAME OF ISSUER OF CLASS NUMBER VALUE AMOUNT SHRD MGRS (A)SOLE (B)SHARED (C)NONE 672,000 13,440 X 13,440 AUDIOCODES LTD COMMON M15342104 344,650 61,000 X 61,000 CERAGON NETWORKS LTD COMMON M22013102 727,269 162,700 X 162,700 CHECK POINT SOFTWARE TECH LTD COMMON M22465104 153,630,352 3,851,350 X 3,851,350 104,711 2,625 X 2,625 ECTEL LIMITED COMMON M29925100 230,356 13,300 X 13,300 M- SYSTEMS FLASH DISK PIONEER COMMON M7061C100 949,228 81,200 X 81,200 ORBOTECH LTD COMMON M75253100 128,505,587 4,125,380 X 4,125,380 101,082 3,245 X 3,245 RADVISION LTD COMMON M81869105 2,353,659 310,100 X 310,100 VERISITY LIMITED COMMON M97385112 13,892,908 733,135 X 733,135 14,781 780 X 780 KONINKLIJKE AHOLD NV - ADR COMMON N0137M250 28,077 980 X 980 526,587 18,380 X 18,380 ASM INTERNATIONAL N.V. COMMON N07045102 29,899,368 1,532,515 X 1,532,515 48,190 2,470 X 2,470 ASML HOLDING NV ADR COMMON N07059111 23,700 1,390 X 1,390 441,851 25,915 X 25,915 MADGE NETWORKS N.V. COMMON N5424G106 5 10 X 10 STEINER LEISURE LTD COMMON P8744Y102 5,049,000 237,600 X 237,600 5,738 270 X 270 KOREA TOBACCO AND GIN -GDR 144A COMMON US50064G1 866,450 111,800 X 111,800 ORASCOM TELECOM GDR REG S COMMON US68554W2 61,852 42,000 X 42,000 UNIAO DE BANCOS BRASILIEROS COMMON US90458E1 1,019,110 45,700 X 45,700 OTP BANK COMMON USX607461 918,717 15,300 X 15,300 YAGEO CORPORATION COMMON USY9723R1 232,445 63,036 X 63,036 ASE TEST LIMITED COMMON Y02516105 34,415,946 2,470,635 X 2,470,635 58,506 4,200 X 4,200 FLEXTRONICS INTL LTD COMMON Y2573F102 24,230 1,010 X 1,010 Total 375,146,352 Grand Total 21,142,886,193 Total Number of Securities 685