The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
3M CO COM 88579Y101 18,290 129,096 SH   SOLE   129,096 0 0
8X8 INC. COM 282914100 8,295 1,241,799 SH   SOLE   1,241,799 0 0
A T & T INC COM 00206R102 57,188 1,622,822 SH   SOLE   1,622,822 0 0
ABAXIS INC COM 002567105 8,063 159,000 SH   SOLE   159,000 0 0
ABB LTD (SW) COM 000375204 5,744 256,295 SH   SOLE   256,295 0 0
ABBOTT LABORATORIES COM 002824100 32,939 791,998 SH   SOLE   791,998 0 0
ABBVIE INC COM COM 00287Y109 4,196 72,643 SH   SOLE   72,643 0 0
ABENGOA YIELD PLCS COM G00349103 8,183 230,000 SH   SOLE   230,000 0 0
ABRAXAS PETROLEUM CORP COM 003830106 507 96,000 SH   SOLE   96,000 0 0
ABRAXAS PETROLEUM CORP COM 003830106 26 5,000 SH Call SOLE   5,000 0 0
ACCURAY INCORPORATED COM 004397105 35,110 4,836,075 SH   SOLE   4,787,625 48,450 0
ACI WORLDWIDE INC COM 004498101 73,489 3,917,320 SH   SOLE   3,842,320 75,000 0
ACTAVIS PLC COM G0083B108 4,054 16,800 SH   SOLE   16,800 0 0
ACTIVISION BLIZZARD INC. COM 00507v109 264 12,700 SH   SOLE   12,700 0 0
ACUITY BRANDS INC COM 00508y102 28,275 240,212 SH   SOLE   240,212 0 0
ADELPHIA 13% PFD *ESCROWED FOR COM 006esc982 0 22,985 SH   SOLE   22,985 0 0
ADELPHIA RECOVER TR SER ACC-6B COM 00685r839 0 2,298,500 SH   SOLE   2,298,500 0 0
ADIDAS AG - SPONSORED ADR (GE) COM 00687A107 537 14,340 SH   SOLE   14,340 0 0
ADTRAN INC COM 00738A106 89,723 4,370,358 SH   SOLE   4,287,953 82,405 0
ADVISORY BOARD CO COM 00762W107 9,185 197,150 SH   SOLE   197,150 0 0
AFFILIATED MANAGERS GROUP COM 008252108 26,468 132,101 SH   SOLE   132,101 0 0
AGILENT TECHNOLOGIES INC COM 00846U101 9,806 172,100 SH   SOLE   172,100 0 0
AGL RESOURCES INC COM 001204106 5,302 103,275 SH   SOLE   103,275 0 0
AIRGAS, INC. COM 009363102 10,633 96,100 SH   SOLE   96,100 0 0
AKAMAI TECHNOLOGIES COM 00971T101 28,579 477,918 SH   SOLE   477,918 0 0
AKORN INC COM 009728106 76,252 2,102,356 SH   SOLE   2,065,016 37,340 0
ALASKA COMMUNICATIONS SYSTEMS COM 01167P101 16 10,000 SH   SOLE   10,000 0 0
ALIGN TECHNOLOGY INC COM 016255101 183,591 3,552,462 SH   SOLE   3,498,972 53,490 0
ALLERGAN INC COM 018490102 33,502 188,013 SH   SOLE   188,013 0 0
ALLSTATE CORP COM 020002101 30,449 496,155 SH   SOLE   496,155 0 0
ALNYLAM PHARMACEUTICALS, INC. COM 02043Q107 4,682 59,950 SH   SOLE   59,950 0 0
ALPHA NATURAL RESOURCES INC COM 02076X102 37 15,000 SH   SOLE   15,000 0 0
ALTERA CORP COM 021441100 12,296 343,650 SH   SOLE   343,650 0 0
ALTRIA GROUP (FORMERLY PHILIP COM 02209s103 287 6,250 SH   SOLE   6,250 0 0
AMAZON.COM INC COM 023135106 955 2,963 SH   SOLE   2,963 0 0
AMBEV SA SPN ADR COM 02319V103 3,288 502,000 SH   SOLE   502,000 0 0
AMC NETWORKS INC. CLASS A COM 00164V103 19,842 339,650 SH   SOLE   339,650 0 0
AMERICAN EXPRESS COMPANY COM 025816109 1,206 13,775 SH   SOLE   13,775 0 0
AMETEK INC. COM 031100100 12,206 243,100 SH   SOLE   243,100 0 0
AMGEN COM 031162100 4,040 28,765 SH   SOLE   28,765 0 0
ANSYS INC COM 03662q105 7,438 98,300 SH   SOLE   98,300 0 0
APACHE CORP COM 037411105 14,524 154,720 SH   SOLE   154,720 0 0
APOGEE ENTERPRISES INC COM 037598109 9,150 229,900 SH   SOLE   229,900 0 0
APPLE INC COM 037833100 71,159 706,295 SH   SOLE   706,295 0 0
APPROACH RESOURCES COM 03834A103 1,243 85,700 SH   SOLE   85,700 0 0
ARATANA THERAPEUTICS INC COM 03874P101 416 41,400 SH   SOLE   41,400 0 0
ARMSTRONG WORLDWIDE INDUSTRIES COM 04247X102 8,277 147,800 SH   SOLE   147,800 0 0
ARUBA NETWORKS, INC. COM 043176106 73,591 3,410,140 SH   SOLE   3,341,230 68,910 0
ASH GROVE CEMENT CO. COM 043693100 274 1,300 SH   SOLE   1,300 0 0
ASML HOLDING NV ORD COM N07059210 2,994 30,295 SH   SOLE   30,295 0 0
ATHENAHEALTH INC COM 04685W103 79,511 603,775 SH   SOLE   593,830 9,945 0
AUTOLIV INC (SE) COM 052800109 10,490 114,125 SH   SOLE   114,125 0 0
AVAGO TECHNOLOGIES COM Y0486S104 4,243 48,770 SH   SOLE   48,770 0 0
BAKER HUGHES INC COM 057224107 50,825 781,203 SH   SOLE   781,203 0 0
BANK OF AMERICA CORP COM 060505104 497 29,158 SH   SOLE   29,158 0 0
BARRICK GOLD CORP COM 067901108 5,380 367,000 SH   SOLE   367,000 0 0
BAXTER INTL INC COM 071813109 69,923 974,267 SH   SOLE   974,267 0 0
BAYER AKTIENGES - SPONSORED AD COM 072730302 3,939 28,114 SH   SOLE   28,114 0 0
BB&T CORP COM 054937107 12,260 329,480 SH   SOLE   329,480 0 0
BECTON DICKINSON & CO. COM 075887109 1,180 10,372 SH   SOLE   10,372 0 0
BENEFITFOCUS, INC COM 08180D106 2,317 86,000 SH   SOLE   86,000 0 0
BERKSHIRE HATHAWAY INC. - CLAS COM 084670702 638 4,621 SH   SOLE   4,621 0 0
BERKSHIRE HATHAWAY INC. CLASS COM 084670108 207 1 SH   SOLE   1 0 0
BHP BILLLITON LTD ADR COM 088606108 6,540 111,070 SH   SOLE   111,070 0 0
BIOMARIN PHARMACEUTICAL INC. COM 09061G101 13,111 181,700 SH   SOLE   181,700 0 0
BLACK DIAMOND INC COM 09202G101 5,320 703,700 SH   SOLE   703,700 0 0
BLACKROCK INC COM 09247X101 263 800 SH   SOLE   800 0 0
BOARDWALK PIPELINE (Annual K-1 COM 096627104 1,131 60,500 SH   SOLE   60,500 0 0
BOEING CO. COM 097023105 45,638 358,285 SH   SOLE   358,285 0 0
BORG WARNER INC COM 099724106 23,388 444,550 SH   SOLE   444,550 0 0
BOSTON BEER COMPANY CLASS A COM 100557107 97,377 439,109 SH   SOLE   431,889 7,220 0
BOULDER BRANDS INC COM 101405108 9,765 716,450 SH   SOLE   716,450 0 0
BP PLC, INC ADR (UK) COM 055622104 43,346 986,256 SH   SOLE   986,256 0 0
BRISTOL MYERS SQUIBB CO COM 110122108 247 4,825 SH   SOLE   4,825 0 0
BROADCOM CORP COM 111320107 17,828 441,075 SH   SOLE   441,075 0 0
BROADSOFT INC. COM 11133B409 34,683 1,648,410 SH   SOLE   1,621,620 26,790 0
CAMPBELL SOUP CO COM 134429109 9,539 223,245 SH   SOLE   223,245 0 0
CANADIAN PACIFIC RAILWAY LTD A COM 13645T100 3,203 15,437 SH   SOLE   15,437 0 0
CAPITAL ONE FINANCIAL CORP COM 14040H105 429 5,250 SH   SOLE   5,250 0 0
CARBO CERAMICS INC COM 140781105 68,020 1,148,412 SH   SOLE   1,130,372 18,040 0
CEPHEID COM 15670R107 10,224 232,200 SH   SOLE   232,200 0 0
CERNER CORP COM 156782104 9,397 157,748 SH   SOLE   157,748 0 0
CHARLES RIVER LABS COM 159864107 10,652 178,300 SH   SOLE   178,300 0 0
CHART INDUSTRIES INC COM 16115Q308 124,653 2,039,150 SH   SOLE   2,010,990 28,160 0
CHARTER COMMUNICATIONS INC - A COM 16117M305 1,105 7,300 SH   SOLE   7,300 0 0
CHEVRON CORP COM 166764100 58,862 493,309 SH   SOLE   493,309 0 0
CHIPOTLE MEXICAN GRILL- CLASS COM 169656105 1,415 2,123 SH   SOLE   2,123 0 0
CHUBB CORP COM 171232101 15,670 172,052 SH   SOLE   172,052 0 0
CIA CERVECERIAS UNIDAS-ADR COM 204429104 2,747 124,688 SH   SOLE   124,688 0 0
CINCINNATI FINANCIAL CORP COM 172062101 16,154 343,345 SH   SOLE   343,345 0 0
CISCO SYS INC COM COM 17275R102 38,793 1,541,250 SH   SOLE   1,541,250 0 0
CITRIX COM 177376100 11,204 157,051 SH   SOLE   157,051 0 0
CLOROX CO COM 189054109 42,401 441,496 SH   SOLE   441,496 0 0
CME GROUP INC. COM 12572Q105 45,410 567,945 SH   SOLE   567,945 0 0
COACH INC COM 189754104 545 15,300 SH   SOLE   15,300 0 0
COCA-COLA COM 191216100 53,488 1,253,826 SH   SOLE   1,253,826 0 0
COLGATE PALMOLIVE CO COM 194162103 12,938 198,381 SH   SOLE   198,381 0 0
COMCAST CORP CLASS A COM 20030N101 334 6,211 SH   SOLE   6,211 0 0
COMSCORE INC. COM 20564W105 7,479 205,400 SH   SOLE   205,400 0 0
CONAGRA INC COM 205887102 14,887 450,570 SH   SOLE   450,570 0 0
CONE MIDSTREAM PARTNERS LP COM 206812109 421 15,000 SH   SOLE   15,000 0 0
CONOCOPHILLIPS COM 20825C104 63,742 833,009 SH   SOLE   833,009 0 0
CONSOLIDATED COMMUNICATIONS HO COM 209034107 1,573 62,800 SH   SOLE   62,800 0 0
COPART INC COM 217204106 6,968 222,500 SH   SOLE   222,500 0 0
CORE LABORATORIES NV COM N22717107 220 1,500 SH   SOLE   1,500 0 0
CORNERSTONE ONDEMAND INC. COM 21925Y103 89,849 2,611,134 SH   SOLE   2,561,384 49,750 0
CORNING INC COM 219350105 2,066 106,835 SH   SOLE   106,835 0 0
CORPORATE EXECUTIVE BOARD CO COM 21988R102 100,613 1,674,936 SH   SOLE   1,641,266 33,670 0
COSTAR GROUP INC COM 22160N109 92,337 593,654 SH   SOLE   581,569 12,085 0
COSTCO WHOLESALE COM 22160K105 38,986 311,090 SH   SOLE   311,090 0 0
CRITEO SA-SPON ADR COM 226718104 2,086 62,000 SH   SOLE   62,000 0 0
CSX CORP COM 126408103 3,236 100,935 SH   SOLE   100,935 0 0
CUMMINS INC. COM 231021106 1,185 8,975 SH   SOLE   8,975 0 0
CVS HEALTH CORP COM 126650100 11,229 141,087 SH   SOLE   141,087 0 0
DANAHER CORP COM 235851102 9,429 124,100 SH   SOLE   124,100 0 0
DEALERTRACK TECHNOLOGIES INC. COM 242309102 120,651 2,779,328 SH   SOLE   2,723,768 55,560 0
DECKERS OUTDOOR COM 243537107 99,561 1,024,500 SH   SOLE   1,003,955 20,545 0
DELEK LOGISTICS PARTNERS LP (A COM 24664T103 5,699 140,000 SH   SOLE   140,000 0 0
DEVON ENERGY CORP COM 25179M103 301 4,415 SH   SOLE   4,415 0 0
DIAGEO PLC ADR (UK) COM 25243Q205 10,202 88,405 SH   SOLE   88,405 0 0
DIGITAL REALTY TRUST INC COM 253868103 11,559 185,300 SH   SOLE   185,300 0 0
DISCOVERY COMMUNICATIONS, INC COM 25470F302 522 14,000 SH   SOLE   14,000 0 0
DISCOVERY COMMUNICATONS - A COM 25470f104 10,902 288,400 SH   SOLE   288,400 0 0
DISNEY (WALT) CO. COM 254687106 314 3,529 SH   SOLE   3,529 0 0
DIVERSIFIED RESOURCES INC COM 25532B109 237 215,900 SH   SOLE   215,900 0 0
DOCTOR REDDY'S LAB - ADR (IN) COM 256135203 4,204 80,000 SH   SOLE   80,000 0 0
DOVER CORP COM 260003108 940 11,705 SH   SOLE   11,705 0 0
DOW CHEMICAL COM 260543103 39,804 759,035 SH   SOLE   759,035 0 0
DR PEPPER SNAPPLE GROUP INC COM 26138E109 9,981 155,200 SH   SOLE   155,200 0 0
DRIL-QUIP COM 262037104 9,389 105,020 SH   SOLE   105,020 0 0
DUNKIN BRANDS GROUP INC COM 265504100 7,820 174,475 SH   SOLE   174,475 0 0
E I DUPONT DE NEMOURS & CO COM 263534109 32,495 452,823 SH   SOLE   452,823 0 0
EASTMAN CHEMICAL CO COM 277432100 2,204 27,250 SH   SOLE   27,250 0 0
EBAY INC COM 278642103 3,128 55,230 SH   SOLE   55,230 0 0
ECOLAB INC COM 278865100 21,192 184,550 SH   SOLE   184,550 0 0
ELI LILLY & CO COM COM 532457108 26,831 413,737 SH   SOLE   413,737 0 0
EMC CORPORATION MASSACHUSETTS COM 268648102 31,824 1,087,625 SH   SOLE   1,087,625 0 0
EMERSON ELECTRIC CO COM 291011104 12,789 204,368 SH   SOLE   204,368 0 0
ENERPLUS CORPORATION COM 292766102 193 10,200 SH   SOLE   10,200 0 0
ENTERPRISE PRODUCTS PARTNERS COM 293792107 226 5,600 SH   SOLE   5,600 0 0
ENVESTNET INC COM 29404K106 40,975 910,550 SH   SOLE   894,090 16,460 0
EQT MIDSTREAM PARTNERS LP COM 26885B100 16,629 185,575 SH   SOLE   185,575 0 0
EQUINIX INC COM 29444U502 37,025 174,250 SH   SOLE   174,250 0 0
ERICSSON L.M. CO CLASS B-SPON COM 294821608 2,644 210,000 SH   SOLE   210,000 0 0
ESCALERA RESOURCES CO COM 296064108 240 126,200 SH   SOLE   126,200 0 0
EXA CORP. COM 300614500 2,776 246,060 SH   SOLE   246,060 0 0
EXELIS INC. COM 30162A108 269 16,270 SH   SOLE   16,270 0 0
EXELON CORP COM 30161N101 2,350 68,925 SH   SOLE   68,925 0 0
EXPEDIA, INC COM 30212P303 28,617 326,600 SH   SOLE   326,600 0 0
EXPONENT INC COM 30214U102 5,543 78,200 SH   SOLE   78,200 0 0
EXXON MOBIL CORP COM COM 30231G102 46,495 494,362 SH   SOLE   494,362 0 0
FACEBOOK, INC. COM 30303M102 36,730 464,704 SH   SOLE   464,704 0 0
FARO TECHNOLOGIES INC COM 311642102 8,502 167,518 SH   SOLE   167,518 0 0
FEDEX CORPORATION COM 31428X106 14,161 87,710 SH   SOLE   87,710 0 0
FIESTA RESTAURANT GROUP COM 31660b101 3,329 67,000 SH   SOLE   67,000 0 0
FINANCIAL ENGINES INC. COM 317485100 78,966 2,307,930 SH   SOLE   2,267,990 39,940 0
FIRSTSERVICE CORPORATION COM 33761N109 68,290 1,307,740 SH   SOLE   1,282,600 25,140 0
FLUOR CORP 'NEW' COM 343412102 1,087 16,275 SH   SOLE   16,275 0 0
FMC CORP COM 302491303 18,010 314,909 SH   SOLE   314,909 0 0
FOOT LOCKER COM 344849104 301 5,400 SH   SOLE   5,400 0 0
FORD MOTOR CO COM 345370860 9,037 611,036 SH   SOLE   611,036 0 0
FOREST OIL CORP COM 346091705 529 452,100 SH   SOLE   452,100 0 0
FORTINET INC. COM 34959E109 24,890 985,150 SH   SOLE   985,150 0 0
FORTUNE BRANDS HOME & SECURITY COM 34964C106 21,459 521,982 SH   SOLE   521,982 0 0
FORUM ENERGY TECHNOLOGIES, INC COM 34984V100 26,425 863,290 SH   SOLE   863,290 0 0
FREEPORT MCMORAN COPPER & GOLD COM 35671D857 824 25,250 SH   SOLE   25,250 0 0
FRONTIER COMMUNICATIONS CORP COM 35906A108 109 16,683 SH   SOLE   16,683 0 0
GALLAGHER ARTHUR J & CO COM 363576109 5,406 119,170 SH   SOLE   119,170 0 0
GENERAL DYNAMICS CORP COM 369550108 31,420 247,226 SH   SOLE   247,226 0 0
GENERAL ELECTRIC COM 369604103 73,867 2,883,173 SH   SOLE   2,883,173 0 0
GENERAL MILLS COM 370334104 35,842 710,448 SH   SOLE   710,448 0 0
GENERAL MOTORS CORPORATION COM 37045V100 891 27,910 SH   SOLE   27,910 0 0
GENESEE & WYOMING INC - CL A COM 371559105 47,218 495,410 SH   SOLE   489,080 6,330 0
GENTEX CORP COM 371901109 62,688 2,341,744 SH   SOLE   2,295,099 46,645 0
GENUINE PARTS CO COM 372460105 300 3,425 SH   SOLE   3,425 0 0
GILEAD SCIENCES INC COM 375558103 14,828 139,295 SH   SOLE   139,295 0 0
GLAXO SMITHKLINE ADR COM 37733W105 44,349 964,730 SH   SOLE   964,730 0 0
GOOGLE INC - CLASS A COM 38259P508 25,459 43,268 SH   SOLE   43,268 0 0
GOOGLE INC- CLASS C (non-votin COM 38259P706 19,425 33,644 SH   SOLE   33,644 0 0
GRAINGER W W INC COM 384802104 9,435 37,492 SH   SOLE   37,492 0 0
GREAT PLAINS ENERGY INC COM 391164100 423 17,500 SH   SOLE   17,500 0 0
HALCON RESOURCES CORP COM 40537Q209 267 67,500 SH   SOLE   67,500 0 0
HARMAN INTERNATIONAL INDUSTRIE COM 413086109 16,456 167,850 SH   SOLE   167,850 0 0
HEALTHCARE SERVICES GROUP COM 421906108 47,867 1,673,077 SH   SOLE   1,644,432 28,645 0
HELMERICH & PAYNE INC COM 423452101 235 2,405 SH   SOLE   2,405 0 0
HENNESSY ADVISORS INC COM 425885100 200 10,050 SH   SOLE   10,050 0 0
HERSHEY FOODS COM 427866108 563 5,900 SH   SOLE   5,900 0 0
HESS CORP COM 42809H107 15,084 159,925 SH   SOLE   159,925 0 0
HEXCEL CORP COM 428291108 135,468 3,412,282 SH   SOLE   3,347,447 64,835 0
HIBBETT SPORTS INC COM 428567101 41,232 967,200 SH   SOLE   947,420 19,780 0
HOLLYFRONTIER CORP (HFC) COM 436106108 36,882 844,360 SH   SOLE   844,360 0 0
HORSEHEAD HOLDING CORP. COM 440694305 9,666 584,760 SH   SOLE   584,760 0 0
HOSPIRA COM 441060100 42,916 824,825 SH   SOLE   824,825 0 0
ICON PLC - SPONSORED ADR COM G4705A100 87,573 1,530,200 SH   SOLE   1,498,845 31,355 0
ICU MEDICAL, INC. COM 44930G107 8,767 136,600 SH   SOLE   136,600 0 0
ILLINOIS TOOL WORKS INC COM 452308109 1,652 19,566 SH   SOLE   19,566 0 0
ILLUMINA INC COM 452327109 12,897 78,680 SH   SOLE   78,680 0 0
IMPERVA INC COM 45321L100 6,734 234,400 SH   SOLE   234,400 0 0
INOGEN, INC. COM 45780L104 3,829 185,800 SH   SOLE   185,800 0 0
INSULET CORP COM 45784P101 40,976 1,111,964 SH   SOLE   1,089,209 22,755 0
INT'L BUSINESS MACHINES COM 459200101 32,847 173,036 SH   SOLE   173,036 0 0
INTEL CORP COM 458140100 74,176 2,130,270 SH   SOLE   2,130,270 0 0
INTERCONTINENTAL EXCHANGE INC COM 45866F104 23,055 118,200 SH   SOLE   118,200 0 0
INTERNAP NETWORK SERVICES CORP COM 45885A300 32,664 4,733,965 SH   SOLE   4,657,350 76,615 0
INTERNATL FLAVORS & FRAGRANCES COM 459506101 9,593 100,050 SH   SOLE   100,050 0 0
INTERSECT ENT INC COM 46071F103 2,170 140,000 SH   SOLE   140,000 0 0
INTERXION HOLDINGS NV COM N47279109 88,712 3,203,751 SH   SOLE   3,141,291 62,460 0
IROBOT CORP COM 462726100 3,563 117,000 SH   SOLE   117,000 0 0
ITC HOLDINGS CORP COM 465685105 281 7,900 SH   SOLE   7,900 0 0
J P MORGAN CHASE COM 46625h100 15,564 258,365 SH   SOLE   258,365 0 0
JM SMUCKER CO COM 832696405 21,682 219,035 SH   SOLE   219,035 0 0
JOHNSON & JOHNSON COM 478160104 60,509 567,681 SH   SOLE   567,681 0 0
JOHNSON CONTROLS INC COM 478366107 6,308 143,375 SH   SOLE   143,375 0 0
JUNIPER NETWORKS COM 48203R104 7,562 341,400 SH   SOLE   341,400 0 0
KANSAS CITY SOUTHERN INC COM 485170302 16,998 140,250 SH   SOLE   140,250 0 0
KELLOGG CO COM 487836108 22,216 360,645 SH   SOLE   360,645 0 0
KIMBERLY-CLARK CORP COM 494368103 47,081 437,677 SH   SOLE   437,677 0 0
KINDER MORGAN INC COM 49456B101 30,418 793,375 SH   SOLE   793,375 0 0
KINROSS GOLD CORP COM 496902404 33 10,000 SH   SOLE   10,000 0 0
KRAFT FOODS GROUP INC COM 50076Q106 21,472 380,702 SH   SOLE   380,702 0 0
KYTHERA BIOPHARMACEUTICALS INC COM 501570105 18,315 559,075 SH   SOLE   549,355 9,720 0
LANDMARK BANCORP INC. COM 51504L107 1,306 56,457 SH   SOLE   56,457 0 0
LIBERTY GLOBAL INT. CLASS C COM G5480U120 4,946 120,600 SH   SOLE   120,600 0 0
LIFE TIME FITNESS INC COM 53217R207 124,198 2,462,290 SH   SOLE   2,419,840 42,450 0
LIONS GATE ENTERTAINMENT COM 535919203 146,181 4,433,754 SH   SOLE   4,433,754 0 0
LIONS GATE ENTERTAINMENT COM 535919203 330 10,000 SH Call SOLE   10,000 0 0
LKQ CORP COM 501889208 18,667 702,025 SH   SOLE   702,025 0 0
LOGMEIN INC COM 54142L109 113,497 2,463,582 SH   SOLE   2,417,847 45,735 0
LULULEMON ATHLETICA, INC COM 550021109 9,532 226,900 SH   SOLE   226,900 0 0
LUMBER LIQUIDATORS HOLDINGS, I COM 55003T107 55,848 973,309 SH   SOLE   953,644 19,665 0
LYONDELLBASELL INDUSTRIES NV COM N53745100 331 3,050 SH   SOLE   3,050 0 0
MACYS INC COM 55616P104 276 4,750 SH   SOLE   4,750 0 0
MADISON SQUARE GARDEN CO - A COM 55826P100 2,557 38,675 SH   SOLE   38,675 0 0
MAGELLAN PETROLEUM CORP COM 559091301 383 180,000 SH   SOLE   180,000 0 0
MAGNUM HUNTER RESOURCES CORP COM 55973B102 557 100,000 SH   SOLE   100,000 0 0
MARATHON OIL CORP COM 565849106 21,443 570,431 SH   SOLE   570,431 0 0
MARATHON PETROLEUM CORP COM 56585A102 8,353 98,650 SH   SOLE   98,650 0 0
MARKETAXESS HOLDINGS, INC. COM 57060D108 126,188 2,039,901 SH   SOLE   2,002,536 37,365 0
MARRIOTT INTERNATIONAL CLASS A COM 571903202 1,471 21,050 SH   SOLE   21,050 0 0
MATERALISE NV ADR COM 57667T100 4,492 400,000 SH   SOLE   400,000 0 0
MCDONALD'S CORP COM 580135101 65,907 695,147 SH   SOLE   695,147 0 0
MCGRAW HILL FINANCIAL INC COM 580645109 12,608 149,300 SH   SOLE   149,300 0 0
MEDIDATA SOLUTIONS INC COM 58471A105 68,320 1,542,565 SH   SOLE   1,515,340 27,225 0
MERCK & CO NEW COM 58933Y105 44,329 747,798 SH   SOLE   747,798 0 0
MICROSOFT CORP COM 594918104 79,849 1,722,371 SH   SOLE   1,722,371 0 0
MIDCOAST ENERGY PARTNERS LP COM 59564N103 8,078 362,100 SH   SOLE   362,100 0 0
MONDELEZ INTL INC COM 609207105 21,492 627,225 SH   SOLE   627,225 0 0
MONSANTO CO COM 61166W101 26,652 236,887 SH   SOLE   236,887 0 0
MOODY'S CORPORATION COM 615369105 14,595 154,440 SH   SOLE   154,440 0 0
MORNINGSTAR INC. COM 617700109 19,136 281,833 SH   SOLE   279,083 2,750 0
MSC INDUSTRIAL DIRECT CO INC COM 553530106 13,998 163,800 SH   SOLE   163,800 0 0
MSCI INC COM 55354G100 12,946 275,325 SH   SOLE   275,325 0 0
MUELLER (PAUL) CO COM 624752101 542 11,000 SH   SOLE   11,000 0 0
MYR GROUP INC. COM 55405W104 6,757 280,625 SH   SOLE   280,625 0 0
NATIONAL INSTRUMENTS CORP COM 636518102 44,377 1,434,740 SH   SOLE   1,416,265 18,475 0
NATIONAL OILWELL VARCO INC COM 637071101 2,781 36,540 SH   SOLE   36,540 0 0
NATIONAL RESEARCH CORP CL A COM 637372202 3,100 238,259 SH   SOLE   238,259 0 0
NATURAL GAS SERVICES GROUP COM 63886Q109 2,897 120,350 SH   SOLE   120,350 0 0
NEOGEN CORP COM 640491106 4,135 104,675 SH   SOLE   104,675 0 0
NESTLE S A SPONSORED ADR REPST COM 641069406 332 4,521 SH   SOLE   4,521 0 0
NEW YORK TIMES COM 650111107 50,483 4,499,350 SH   SOLE   4,412,295 87,055 0
NEWMONT MINING CORP COM 651639106 18,337 795,529 SH   SOLE   795,529 0 0
NEWMONT MINING CORP COM 651639106 230 10,000 SH Call SOLE   10,000 0 0
NEWMONT MINING CORP COM 651639106 691 30,000 SH Call SOLE   30,000 0 0
NIKE INC COM 654106103 17,068 191,350 SH   SOLE   191,350 0 0
NORFOLK SOUTHERN CORP COM 655844108 4,412 39,533 SH   SOLE   39,533 0 0
NORTHERN TRUST CORP COM 665859104 22,860 336,025 SH   SOLE   336,025 0 0
NOVARTIS AG ADR COM 66987V109 394 4,182 SH   SOLE   4,182 0 0
NOVO-NORDISK A/S-SPONS ADR COM 670100205 345 7,250 SH   SOLE   7,250 0 0
NRG YIELD INC - CLASS A COM 62942X108 238 5,050 SH   SOLE   5,050 0 0
NVE CORP COM 629445206 5,886 91,204 SH   SOLE   91,204 0 0
OCCIDENTAL PETE CORP COM 674599105 2,007 20,873 SH   SOLE   20,873 0 0
OGE ENERGY CORP COM 670837103 1,863 50,200 SH   SOLE   50,200 0 0
OMNICELL INC COM 68213N109 11,243 411,378 SH   SOLE   411,378 0 0
ORACLE CORP COM 68389X105 7,137 186,450 SH   SOLE   186,450 0 0
OXFORD IMMUNOTEC GLOBAL PLC COM G6855A103 2,839 185,898 SH   SOLE   185,898 0 0
OXFORD INDUSTRIES INC COM 691497309 83,992 1,377,144 SH   SOLE   1,351,744 25,400 0
PALL CORPORATION COM 696429307 11,877 141,900 SH   SOLE   141,900 0 0
PANDORA MEDIA, INC. COM 698354107 59,376 2,457,610 SH   SOLE   2,407,985 49,625 0
PARKER HANNIFIN CORP COM COM 701094104 8,721 76,400 SH   SOLE   76,400 0 0
PAYCHEX COM COM 704326107 3,729 84,361 SH   SOLE   84,361 0 0
PDF SOLUTIONS, INC COM 693282105 6,864 544,350 SH   SOLE   544,350 0 0
PENTAIR LTD COM G7S00T104 7,641 116,674 SH   SOLE   116,674 0 0
PEPSICO INC. COM 713448108 54,644 586,999 SH   SOLE   586,999 0 0
PERRIGO CO COM G97822103 21,015 139,920 SH   SOLE   139,920 0 0
PETROLEO BRASILEIRO S.A. ADR COM 71654V408 360 25,400 SH   SOLE   25,400 0 0
PETROLEO BRASILEIRO S.A.-ADR C COM 71654V101 786 52,800 SH   SOLE   52,800 0 0
PETSMART COM 716768106 1,395 19,900 SH   SOLE   19,900 0 0
PFIZER COM 717081103 21,793 737,005 SH   SOLE   737,005 0 0
PHILIP MORRIS INTERNATIONAL COM 718172109 273 3,273 SH   SOLE   3,273 0 0
PHILLIPS 66 COM 718546104 12,411 152,633 SH   SOLE   152,633 0 0
PHILLIPS 66 PARTNERS LP COM 718549207 210 3,150 SH   SOLE   3,150 0 0
PINNACLE FOODS COM 72348p104 353 10,800 SH   SOLE   10,800 0 0
PIONEER NATURAL RESOURCES CO. COM 723787107 4,731 24,017 SH   SOLE   24,017 0 0
PITNEY BOWES INC COM 724479100 47,996 1,920,605 SH   SOLE   1,920,605 0 0
PLUM CREEK TIMBER CO LP COM 729251108 1,231 31,550 SH   SOLE   31,550 0 0
POLARIS INDUSTRIES INC COM 731068102 11,664 77,872 SH   SOLE   77,872 0 0
POTBELLY CORP. COM 73754Y100 3,107 266,500 SH   SOLE   266,500 0 0
POWER SOLUTIONS INTERNATIONAL COM 73933G202 6,650 96,373 SH   SOLE   96,373 0 0
PRAXAIR INC COM 74005P104 11,946 92,603 SH   SOLE   92,603 0 0
PRECISION CASTPARTS CORP COM 740189105 950 4,011 SH   SOLE   4,011 0 0
PROCTER & GAMBLE COM 742718109 67,081 801,068 SH   SOLE   801,068 0 0
PROOFPOINT, INC. COM 743424103 11,087 298,528 SH   SOLE   298,528 0 0
PROS HOLDINGS INC COM 74346Y103 7,321 290,533 SH   SOLE   290,533 0 0
PROTO LABS INC COM 743713109 120,607 1,747,925 SH   SOLE   1,717,120 30,805 0
QEP RESOURCES INC COM 74733V100 7,038 228,645 SH   SOLE   228,645 0 0
QUALCOMM INC COM 747525103 27,263 364,630 SH   SOLE   364,630 0 0
QUANTA SERVICES INC COM 74762E102 27,103 746,850 SH   SOLE   746,850 0 0
QUATERRA RESOURCES INC COM 747952109 1 30,000 SH   SOLE   30,000 0 0
QUESTAR CORP COM 748356102 29,075 1,304,390 SH   SOLE   1,304,390 0 0
QUINTILES TRANSNATIONAL HOLD COM 74876Y101 7,882 141,300 SH   SOLE   141,300 0 0
RAYTHEON COMPANY COM 755111507 666 6,550 SH   SOLE   6,550 0 0
REALPAGE INC. COM 75606N109 51,282 3,308,530 SH   SOLE   3,251,565 56,965 0
RED HAT INC COM 756577102 17,189 306,125 SH   SOLE   306,125 0 0
REDWOOD FINANCIAL INC COM 757903109 234 8,200 SH   SOLE   8,200 0 0
REPUBLIC SERVICES INC COM 760759100 10,489 268,805 SH   SOLE   268,805 0 0
RESTORATION HARDWARE HOLDINGS, COM 761283100 90,392 1,136,290 SH   SOLE   1,116,770 19,520 0
RIO TINTO PLC SPONSORED ADR COM 767204100 3,813 77,530 SH   SOLE   77,530 0 0
ROBERT HALF INTL INC COM COM 770323103 289 5,900 SH   SOLE   5,900 0 0
ROCHE HLDS LTD SPONSORED ADR COM 771195104 1,385 37,406 SH   SOLE   37,406 0 0
ROPER INDUSTRIES INC COM 776696106 7,812 53,400 SH   SOLE   53,400 0 0
ROYAL DUTCH SHELL PLC CL A ADR COM 780259206 64,319 844,860 SH   SOLE   844,860 0 0
RPC INC COM 749660106 258 11,750 SH   SOLE   11,750 0 0
RUCKUS WIRELESS INC. COM 781220108 7,615 570,000 SH   SOLE   570,000 0 0
SANDRIDGE ENERGY INC COM 80007P307 86 20,000 SH   SOLE   20,000 0 0
SANOFI SPONSORED (FR)- trds w/ COM 80105N105 350 6,200 SH   SOLE   6,200 0 0
SAP AKTIENGESLLSCHAFT AG ADR ( COM 803054204 3,918 54,300 SH   SOLE   54,300 0 0
SAREPTA THERAPEUTICS INC. COM 803607100 13,683 648,480 SH   SOLE   637,630 10,850 0
SCHLUMBERGER LTD COM 806857108 45,766 450,053 SH   SOLE   450,053 0 0
SEMTECH CORP COM 816850101 44,831 1,651,219 SH   SOLE   1,617,389 33,830 0
SMITH & NEPHEW PLC - SPONSORED COM 83175M205 2,896 34,400 SH   SOLE   34,400 0 0
SOLERA HOLDINGS INC COM 83421A104 14,813 262,825 SH   SOLE   262,825 0 0
SPS COMMERCE INC COM 78463M107 11,302 212,650 SH   SOLE   212,650 0 0
STARWOOD HOTELS AND RESORTS COM 85590A401 10,322 124,050 SH   SOLE   124,050 0 0
STERICYCLE INC COM 858912108 18,312 157,100 SH   SOLE   157,100 0 0
STIFEL FINANCIAL CORP COM 860630102 83,889 1,789,060 SH   SOLE   1,752,840 36,220 0
STILLWATER MINING CO COM 86074Q102 225 15,000 SH   SOLE   15,000 0 0
STRATASYS LTD COM M85548101 139,013 1,150,963 SH   SOLE   1,129,548 21,415 0
SUNCOKE ENERGY PARTNERS LP COM 86722Y101 347 11,775 SH   SOLE   11,775 0 0
SUNCOR ENERGY INC COM 867224107 8,246 228,110 SH   SOLE   228,110 0 0
SUNCOR ENERGY INC COM 867224107 181 5,000 SH Call SOLE   5,000 0 0
SUSSER PETROLEUM PARTNERS LP ( COM 869239103 19,987 363,400 SH   SOLE   363,400 0 0
SWIFT ENERGY COM 870738101 276 28,800 SH   SOLE   28,800 0 0
SYNCHRONOSS TECHNOLOGIES INC. COM 87157B103 5,036 110,000 SH   SOLE   110,000 0 0
SYNGENTA ADR (SW) COM 87160A100 2,118 33,420 SH   SOLE   33,420 0 0
SYSCO CORP COM 871829107 16,514 435,159 SH   SOLE   435,159 0 0
T ROWE PRICE GROUP INC COM 74144T108 1,223 15,600 SH   SOLE   15,600 0 0
TAIWAN SEMICONDUCTOR MFG CO LT COM 874039100 3,665 181,631 SH   SOLE   181,631 0 0
TARGET CORP COM 87612E106 274 4,379 SH   SOLE   4,379 0 0
TECHNE CORP COM 878377100 76,763 820,555 SH   SOLE   806,345 14,210 0
TENARIS SA ADR (LX) COM 88031M109 296 6,500 SH   SOLE   6,500 0 0
TERADATA CORPORATION COM 88076W103 10,760 256,675 SH   SOLE   256,675 0 0
TEVA PHARMACEUTICAL ADR (IS) COM 881624209 6,220 115,725 SH   SOLE   115,725 0 0
TEXAS INSTRUMENTS INC. COM 882508104 303 6,350 SH   SOLE   6,350 0 0
THERMON GROUP HOLDINGS INC COM 88362T103 6,029 246,900 SH   SOLE   246,900 0 0
TIDEWATER INC COM 886423102 5,292 135,595 SH   SOLE   135,595 0 0
TILE SHOP HOLDINGS INC. COM 88677Q109 4,310 466,000 SH   SOLE   466,000 0 0
TIM PARTICIPACOES S.A. COM 88706P205 1,835 70,031 SH   SOLE   70,031 0 0
TJX COMPANIES INC COM 872540109 822 13,900 SH   SOLE   13,900 0 0
TOWERS, WATSON & CO - CLASS A COM 891894107 18,268 183,595 SH   SOLE   183,595 0 0
TRACTOR SUPPLY CO COM 892356106 9,374 152,400 SH   SOLE   152,400 0 0
TRANSOCEAN INC SWITZERLAND COM H8817H100 3,954 123,678 SH   SOLE   123,678 0 0
TRANSOCEAN PARTNERS LLC COM Y8977Y100 270 10,300 SH   SOLE   10,300 0 0
TUMI HOLDINGS, INC. COM 89969Q104 61,368 3,015,610 SH   SOLE   2,954,470 61,140 0
U S ENERGY CORP WYOMING COM 911805109 463 145,000 SH   SOLE   145,000 0 0
ULTIMATE SOFTWARE GROUP INC COM 90385D107 71,768 507,155 SH   SOLE   496,880 10,275 0
ULTRA PETROLEUM CORP COM 903914109 2,163 92,975 SH   SOLE   92,975 0 0
UNDER ARMOUR, INC. COM 904311107 24,361 352,550 SH   SOLE   352,550 0 0
UNILEVER NV NY -ADR (NA) COM 904784709 4,339 109,359 SH   SOLE   109,359 0 0
UNILEVER PLC ADR COM 904767704 5,350 127,695 SH   SOLE   127,695 0 0
UNION PACIFIC COM 907818108 1,735 16,000 SH   SOLE   16,000 0 0
UNITED PARCEL SERVICE - CL B COM 911312106 3,513 35,745 SH   SOLE   35,745 0 0
UNITED TECHNOLOGIES CORP COM 913017109 7,683 72,759 SH   SOLE   72,759 0 0
URBAN OUTFITTERS INC COM 917047102 7,624 207,750 SH   SOLE   207,750 0 0
VAALCO ENERGY, INC COM 91851C201 15,416 1,813,675 SH   SOLE   1,813,675 0 0
VAALCO ENERGY, INC COM 91851C201 51 6,000 SH Call SOLE   6,000 0 0
VERISK ANALYTICS INC- CLASS A COM 92345Y106 22,778 374,080 SH   SOLE   374,080 0 0
VERIZON COMM COM 92343V104 41,822 836,598 SH   SOLE   836,598 0 0
VIACOM INC CLASS B COM 92553P201 1,471 19,125 SH   SOLE   19,125 0 0
VINCE HOLDING CORP COM 92719W108 3,976 131,385 SH   SOLE   131,385 0 0
VISA INC COM 92826C839 16,108 75,495 SH   SOLE   75,495 0 0
VITAMIN SHOPPE INC COM 92849E101 80,889 1,822,244 SH   SOLE   1,789,584 32,660 0
VOXELJET AG-ADR COM 92912L107 4,854 350,000 SH   SOLE   350,000 0 0
WAGEWORKS INC COM 930427109 74,893 1,644,906 SH   SOLE   1,615,256 29,650 0
WAL MART STORES INC. COM 931142103 57,645 753,828 SH   SOLE   753,828 0 0
WALGREEN CO COM 931422109 6,794 114,625 SH   SOLE   114,625 0 0
WALKER & DUNLOP INC (WD) COM 93148P102 133 10,000 SH   SOLE   10,000 0 0
WASTE MANAGEMENT COM 94106L109 41,215 867,135 SH   SOLE   867,135 0 0
WELLS FARGO CO COM 949746101 831 16,025 SH   SOLE   16,025 0 0
WESTERN GAS EQUITY PARTNERS COM 95825R103 247 4,050 SH   SOLE   4,050 0 0
WEYERHAEUSER CO COM 962166104 9,296 291,775 SH   SOLE   291,775 0 0
WHITEWAVES FOODS CO COM 966244105 20,220 556,575 SH   SOLE   556,575 0 0
WHOLE FOODS MARKET INC COM 966837106 25,537 670,075 SH   SOLE   670,075 0 0
WILLIAMS SONOMA INC COM 969904101 25,679 385,750 SH   SOLE   385,750 0 0
WISDOMTREE INVESTMENTS, INC. COM 97717P104 61,627 5,415,388 SH   SOLE   5,328,843 86,545 0
WPP PLC NEW -SPONS ADR COM 92937A102 643 6,400 SH   SOLE   6,400 0 0
WUXI PHARMA TECH CAYMAN-ADR COM 929352102 2,157 61,600 SH   SOLE   61,600 0 0
XOOM CORP COM 98419Q101 3,898 177,600 SH   SOLE   177,600 0 0
XYLEM INC. COM 98419M100 3,167 89,235 SH   SOLE   89,235 0 0
YUM! BRANDS INC COM 988498101 1,862 25,867 SH   SOLE   25,867 0 0
ZIX CORP COM 98974P100 5,743 1,679,200 SH   SOLE   1,679,200 0 0
MAGNUM HUNTER $8.50/SH, 4/15/1 WT 55973B110 0 10,000 SH   SOLE   10,000 0 0
AMG CAPITAL TR II CONV PRFD 5. PFD CV 00170F209 2,599 42,000 SH   SOLE   42,000 0 0
HEALTHSOUTH (HLS) 6.5% CV PRF PFD CV 421924408 3,327 2,500 SH   SOLE   2,500 0 0
ACCURAY INC (ARAY) - 187.6877 CONV 004397AD7 2,254 1,500,000 PRN   SOLE   1,500,000 0 0
ACCURAY INC (ARAY)- 105.5548 c CONV 004397AB1 585 560,000 PRN   SOLE   560,000 0 0
ALERE INC (ALR) - 22.7376 conv CONV 01449JAA3 3,174 3,000,000 PRN   SOLE   3,000,000 0 0
BROADSOFT INC (BSFT) - 23.8126 CONV 11133BAB8 7,840 8,000,000 PRN   SOLE   8,000,000 0 0
CARRIAGE SERVICES INC 144A (CS CONV 143905AL1 1,038 1,000,000 PRN   SOLE   1,000,000 0 0
CEPHEID INC (CPHE) 144A - 15.3 CONV 15670RAB3 984 1,000,000 PRN   SOLE   1,000,000 0 0
CHART INDUSTRIES (GTLS) - 14.4 CONV 16115QAC4 290 250,000 PRN   SOLE   250,000 0 0
CORNERSTONE OnDEMAND, INC (CSO CONV 21925YAB9 1,981 2,000,000 PRN   SOLE   2,000,000 0 0
DEALERTRACK TECHNOLOGIES (TRAK CONV 242309AB8 3,885 3,000,000 PRN   SOLE   3,000,000 0 0
GENERAL CABLE CORP (BGC) - 27. CONV 369300AL2 1,390 2,000,000 PRN   SOLE   2,000,000 0 0
GREENBRIER COS INC (GBX) - 26. CONV 393657AH4 4,047 2,000,000 PRN   SOLE   2,000,000 0 0
LIONS GATE ENTERTAINMENT (LGF) CONV 53626YAJ7 131,958 41,850,000 PRN   SOLE   41,850,000 0 0
LIONS GATE ENTERTAINMENT 144A CONV 53626YAK4 77,625 60,000,000 PRN   SOLE   60,000,000 0 0
MOLYCORP INC (MCP) - 83.3333 c CONV 608753AF6 6,023 17,210,000 PRN   SOLE   17,210,000 0 0
NUANCE COMMUNICATIONS (NUAN) 3 CONV 67020YAF7 9,369 9,500,000 PRN   SOLE   9,500,000 0 0
OMNICARE (OCR) - 12.8395 conv CONV 681904AL2 4,643 4,500,000 PRN   SOLE   4,500,000 0 0
ROVI CORP (ROVI) - Discrete Pu CONV 779376AB8 10,780 10,700,000 PRN   SOLE   10,700,000 0 0
SERVICESOURCE INTL (SREV) - 61 CONV 81763UAB6 1,510 2,000,000 PRN   SOLE   2,000,000 0 0
TITAN MACHINERY INC (TITN) - 2 CONV 88830RAB7 1,062 1,390,000 PRN   SOLE   1,390,000 0 0
UTI WORLDWIDE INC 144A (UTIW) CONV 90349LAA2 12,772 12,000,000 PRN   SOLE   12,000,000 0 0
WESCO INTL (WCC) - Callable 09 CONV 95082PAH8 2,129 765,000 PRN   SOLE   765,000 0 0
WebMD HEALTH (WBMD) 15.4764 co CONV 94770VAF9 1,009 1,000,000 PRN   SOLE   1,000,000 0 0