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 11,753 76,165 SH   DFND 1 75,079 573 513
3M CO COM 88579Y101 345 2,236 SH   DFND   2,236 0 0
ABBOTT LABS COM 002824100 3,000 61,120 SH   DFND 1 57,768 1,242 2,110
ABBOTT LABS COM 002824100 222 4,526 SH   DFND   4,526 0 0
ABBVIE INC COM 00287Y109 1,282 19,080 SH   DFND 1 16,656 314 2,110
ABBVIE INC COM 00287Y109 67 997 SH   DFND   997 0 0
AECOM COM 00766T100 20,552 621,271 SH   DFND 1 617,344 0 3,927
AECOM COM 00766T100 227 6,849 SH   DFND   6,849 0 0
AGL RES INC COM 001204106 12,553 269,604 SH   DFND 1 267,250 1,188 1,166
AGL RES INC COM 001204106 332 7,133 SH   DFND   7,133 0 0
ALLEGHENY VALLEY BANCORP PA COM 017427105 5,824 143,272 SH   DFND 1 143,272 0 0
AMERICAN EAGLE OUTFITTERS COM 02553E106 11,555 670,992 SH   DFND 1 667,713 0 3,279
AMERICAN EAGLE OUTFITTERS COM 02553E106 137 7,945 SH   DFND   7,945 0 0
AMERISERV FINL INC COM 03074A102 33 10,000 SH   DFND 1 0 0 10,000
AMERISOURCEBERGEN CORP COM 03073E105 10,766 101,245 SH   DFND 1 100,925 0 320
AMERISOURCEBERGEN CORP COM 03073E105 150 1,414 SH   DFND   1,414 0 0
AMTRUST FINL SVCS INC COM 032359309 22,130 337,805 SH   DFND 1 335,901 0 1,904
AMTRUST FINL SVCS INC COM 032359309 241 3,681 SH   DFND   3,681 0 0
Arthur Gallagher COM 363576109 470 9,943 SH   DFND 1 9,943 0 0
AT&T INC COM 00206R102 395 11,125 SH   DFND 1 9,625 0 1,500
AT&T INC COM 00206R102 228 6,432 SH   DFND   6,432 0 0
BANK NEW YORK MELLON CORP COM 064058100 128 3,050 SH   DFND 1 3,050 0 0
BANK NEW YORK MELLON CORP COM 064058100 76 1,800 SH   DFND   1,800 0 0
BERKSHIRE HATHAWAY INC DEL CLASS B 084670702 9,733 71,509 SH   DFND 1 71,236 0 273
BERKSHIRE HATHAWAY INC DEL CLASS B 084670702 110 808 SH   DFND   808 0 0
BOEING CO COM 097023105 42 300 SH   DFND 1 300 0 0
BOEING CO COM 097023105 421 3,036 SH   DFND   3,036 0 0
CB FINANCIAL SERVICES INC COM 12479G101 1,124 56,500 SH   DFND 1 56,500 0 0
CBT FINANCIAL CORP COM 12495U100 1,333 48,452 SH   DFND 1 48,452 0 0
CF INDS HLDGS INC COM 125269100 17,840 277,536 SH   DFND 1 276,046 0 1,490
CF INDS HLDGS INC COM 125269100 230 3,585 SH   DFND   3,585 0 0
CNB FINL CORP PA COM 126128107 190 10,300 SH   DFND 1 10,300 0 0
COACH INC COM 189754104 6,310 182,332 SH   DFND 1 180,255 1,304 773
COACH INC COM 189754104 185 5,334 SH   DFND   5,334 0 0
COLGATE PALMOLIVE CO COM 194162103 2,317 35,410 SH   DFND 1 33,908 953 549
COLGATE PALMOLIVE CO COM 194162103 245 3,738 SH   DFND   3,738 0 0
CUMMINS INC COM 231021106 10,350 78,893 SH   DFND 1 78,475 0 418
CUMMINS INC COM 231021106 122 927 SH   DFND   927 0 0
DEVON ENERGY CORP NEW COM 25179M103 6,161 103,556 SH   DFND 1 103,270 0 286
DEVON ENERGY CORP NEW COM 25179M103 83 1,395 SH   DFND   1,395 0 0
DISNEY WALT CO COM 254687106 202 1,767 SH   DFND 1 1,467 0 300
DISNEY WALT CO COM 254687106 34 300 SH   DFND   300 0 0
DOMINION RES INC VA NEW COM 25746U109 468 6,994 SH   DFND 1 1,994 5,000 0
DOMINION RES INC VA NEW COM 25746U109 68 1,016 SH   DFND   1,016 0 0
EMCOR GROUP INC COM 29084Q100 19,276 403,513 SH   DFND 1 401,372 0 2,141
EMCOR GROUP INC COM 29084Q100 252 5,273 SH   DFND   5,273 0 0
EXPRESS SCRIPTS HLDG CO COM 30219G108 9,796 110,142 SH   DFND 1 109,792 0 350
EXPRESS SCRIPTS HLDG CO COM 30219G108 146 1,636 SH   DFND   1,636 0 0
EXXON MOBIL CORP COM 30231G102 9,503 114,218 SH   DFND 1 111,852 1,041 1,325
EXXON MOBIL CORP COM 30231G102 1,026 12,337 SH   DFND   12,337 0 0
F M C CORP COM NEW 302491303 8,646 164,534 SH   DFND 1 163,024 0 1,510
F M C CORP COM NEW 302491303 162 3,086 SH   DFND   3,086 0 0
F5 NETWORKS INC COM 315616102 15,793 131,226 SH   DFND 1 130,512 0 714
F5 NETWORKS INC COM 315616102 157 1,308 SH   DFND   1,308 0 0
FEDERATED INVS INC PA CLASS B 314211103 14,342 428,254 SH   DFND 1 423,820 2,293 2,141
FEDERATED INVS INC PA CLASS B 314211103 284 8,479 SH   DFND   8,479 0 0
FIRST COMWLTH FINL CORP PA COM 319829107 131 13,627 SH   DFND 1 13,627 0 0
FIRST COMWLTH FINL CORP PA COM 319829107 124 12,900 SH   DFND   12,900 0 0
FLEXTRONICS INTL LTD COM Y2573F102 16,695 1,476,090 SH   DFND 1 1,467,452 0 8,638
FLEXTRONICS INTL LTD COM Y2573F102 170 15,017 SH   DFND   15,017 0 0
FMC CORPORATION COM 302491303 3,513 66,854 SH   DFND 1 66,854 0 0
GALLAGHER ARTHUR J & CO COM 363576109 1,835 38,798 SH   DFND 1 37,594 1,014 190
GALLAGHER ARTHUR J & CO COM 363576109 156 3,291 SH   DFND   3,291 0 0
GAMESTOP CORP NEW CLASS A 36467W109 15,983 372,034 SH   DFND 1 370,086 0 1,948
GAMESTOP CORP NEW CLASS A 36467W109 241 5,612 SH   DFND   5,612 0 0
GENERAL ELECTRIC CO COM 369604103 10,346 389,391 SH   DFND 1 378,758 3,366 7,267
GENERAL ELECTRIC CO COM 369604103 370 13,921 SH   DFND   13,921 0 0
GENERAL MLS INC COM 370334104 148 2,660 SH   DFND 1 2,660 0 0
GENERAL MLS INC COM 370334104 56 1,000 SH   DFND   1,000 0 0
HOLLYFRONTIER CORP COM 436106108 7,650 179,197 SH   DFND 1 176,370 1,436 1,391
HOLLYFRONTIER CORP COM 436106108 211 4,952 SH   DFND   4,952 0 0
INTEL CORP COM 458140100 7,969 261,995 SH   DFND 1 257,568 2,008 2,419
INTEL CORP COM 458140100 351 11,524 SH   DFND   11,524 0 0
ISHARES TR CORE S&P500 ETF 464287200 451 2,177 SH   DFND 1 2,177 0 0
ISHARES TR CORE S&P500 ETF 464287200 1,791 8,642 SH   DFND   8,642 0 0
ISHARES TR CORE S&P SCP ET 464287804 5,613 47,619 SH   DFND 1 47,120 449 50
ITRON INC COM 465741106 11,335 329,113 SH   DFND 1 327,332 0 1,781
ITRON INC COM 465741106 96 2,799 SH   DFND   2,799 0 0
J2 GLOBAL INC COM 48123V102 18,947 278,874 SH   DFND 1 277,208 0 1,666
J2 GLOBAL INC COM 48123V102 250 3,687 SH   DFND   3,687 0 0
JOHNSON & JOHNSON COM 478160104 2,559 26,256 SH   DFND 1 25,451 525 280
JOHNSON & JOHNSON COM 478160104 362 3,713 SH   DFND   3,713 0 0
JPMORGAN CHASE & CO COM 46625H100 1,456 21,490 SH   DFND 1 590 0 20,900
JPMORGAN CHASE & CO COM 46625H100 57 843 SH   DFND   843 0 0
KIMBERLY CLARK CORP COM 494368103 2,363 22,292 SH   DFND 1 21,460 562 270
KIMBERLY CLARK CORP COM 494368103 186 1,755 SH   DFND   1,755 0 0
KIRBY CORP COM 497266106 12,234 159,586 SH   DFND 1 158,593 0 993
KIRBY CORP COM 497266106 153 1,990 SH   DFND   1,990 0 0
LIFELOCK INC COM 53224V100 12,285 749,089 SH   DFND 1 744,512 0 4,577
LIFELOCK INC COM 53224V100 152 9,297 SH   DFND   9,080 217 0
LOWES COS INC COM 548661107 1,148 17,146 SH   DFND 1 14,025 3,121 0
MARS NATIONAL BANCORP INC COM 571697101 77 185 SH   DFND 1 185 0 0
MASIMO CORP COM 574795100 4,468 115,316 SH   DFND 1 114,095 0 1,221
MASIMO CORP COM 574795100 36 934 SH   DFND   934 0 0
MERCK & CO INC NEW COM 58933Y105 101 1,777 SH   DFND 1 1,777 0 0
MERCK & CO INC NEW COM 58933Y105 138 2,424 SH   DFND   2,424 0 0
MEREDITH CORP COM 589433101 13,927 267,048 SH   DFND 1 264,168 1,145 1,735
MEREDITH CORP COM 589433101 378 7,239 SH   DFND   7,239 0 0
MICROSOFT CORP COM 594918104 9,263 209,793 SH   DFND 1 205,323 1,989 2,481
MICROSOFT CORP COM 594918104 365 8,256 SH   DFND   8,256 0 0
MOSAIC CO NEW COM 61945C103 5,920 126,365 SH   DFND 1 125,972 0 393
MOSAIC CO NEW COM 61945C103 70 1,485 SH   DFND   1,485 0 0
MYRIAD GENETICS INC COM 62855J104 13,580 399,551 SH   DFND 1 397,522 0 2,029
MYRIAD GENETICS INC COM 62855J104 138 4,058 SH   DFND   4,058 0 0
NATIONAL FUEL GAS CO NJ COM 636180101 615 10,450 SH   DFND 1 9,850 0 600
NATIONAL OILWELL VARCO INC COM 637071101 8,134 168,493 SH   DFND 1 167,691 0 802
NATIONAL OILWELL VARCO INC COM 637071101 235 4,858 SH   DFND   4,858 0 0
NEUSTAR INC CLASS A 64126X201 18,158 621,633 SH   DFND 1 617,764 0 3,869
NEUSTAR INC CLASS A 64126X201 182 6,215 SH   DFND   6,215 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 9,029 116,092 SH   DFND 1 114,327 1,051 714
OCCIDENTAL PETE CORP DEL COM 674599105 297 3,815 SH   DFND   3,815 0 0
ONEOK INC NEW COM 682680103 6,276 158,978 SH   DFND 1 156,081 1,351 1,546
ONEOK INC NEW COM 682680103 256 6,494 SH   DFND   6,494 0 0
PAREXEL INTL CORP COM 699462107 10,471 162,810 SH   DFND 1 161,815 0 995
PAREXEL INTL CORP COM 699462107 114 1,773 SH   DFND   1,773 0 0
PEPSICO INC COM 713448108 11,015 118,006 SH   DFND 1 115,583 881 1,542
PEPSICO INC COM 713448108 351 3,759 SH   DFND   3,759 0 0
PNC FINL SVCS GROUP INC COM 693475105 81 850 SH   DFND 1 150 0 700
PNC FINL SVCS GROUP INC COM 693475105 246 2,571 SH   DFND   2,571 0 0
POLARIS INDS INC COM 731068102 18,638 125,842 SH   DFND 1 124,681 389 772
POLARIS INDS INC COM 731068102 273 1,846 SH   DFND   1,846 0 0
PPG INDS INC COM 693506107 454 3,958 SH   DFND 1 3,358 0 600
PPG INDS INC COM 693506107 92 800 SH   DFND   800 0 0
PROCTER & GAMBLE CO COM 742718109 8,229 105,185 SH   DFND 1 103,039 687 1,459
PROCTER & GAMBLE CO COM 742718109 343 4,389 SH   DFND   4,389 0 0
ROCHE HOLDINGS LTD SPONS ADR 771195104 609 17,358 SH   DFND 1 17,358 0 0
ROCKWELL AUTOMATION INC COM 773903109 94 758 SH   DFND 1 758 0 0
ROCKWELL AUTOMATION INC COM 773903109 293 2,350 SH   DFND   2,350 0 0
ROCKWELL COLLINS INC COM 774341101 34 373 SH   DFND 1 373 0 0
ROCKWELL COLLINS INC COM 774341101 171 1,850 SH   DFND   1,850 0 0
S & T BANCORP INC COM 783859101 37,919 1,281,488 SH   DFND 1 333,661 3,335 944,492
S & T BANCORP INC COM 783859101 7,608 257,118 SH   DFND   24,086 32,685 200,347
SKYWORKS SOLUTIONS INC COM 83088M102 26,884 258,250 SH   DFND 1 256,807 0 1,443
SKYWORKS SOLUTIONS INC COM 83088M102 331 3,175 SH   DFND   3,175 0 0
SMUCKER J M CO COM 832696405 2,541 23,435 SH   DFND 1 22,713 487 235
SMUCKER J M CO COM 832696405 215 1,987 SH   DFND   1,987 0 0
SOLARWINDS INC COM 83416B109 3,382 73,323 SH   DFND 1 73,323 0 0
TECH DATA CORP COM 878237106 14,239 247,373 SH   DFND 1 246,107 0 1,266
TECH DATA CORP COM 878237106 150 2,614 SH   DFND   2,614 0 0
TERRA NITROGEN CO L P COM UNIT 881005201 7,393 61,056 SH   DFND 1 59,498 793 765
TERRA NITROGEN CO L P COM UNIT 881005201 244 2,018 SH   DFND   2,018 0 0
TETRA TECH INC NEW COM 88162G103 4,446 173,395 SH   DFND 1 172,755 0 640
TETRA TECH INC NEW COM 88162G103 55 2,149 SH   DFND   2,149 0 0
TRISTATE CAPITAL HLDGS INC COM 89678F100 323 25,000 SH   DFND 1 25,000 0 0
TRIUMPH GROUP INC NEW COM 896818101 13,373 202,663 SH   DFND 1 201,443 0 1,220
TRIUMPH GROUP INC NEW COM 896818101 152 2,307 SH   DFND   2,307 0 0
VARIAN MED SYS INC COM 92220P105 7,033 83,397 SH   DFND 1 82,904 0 493
VARIAN MED SYS INC COM 92220P105 98 1,161 SH   DFND   1,161 0 0
VERIZON COMMUNICATIONS INC COM 92343V104 3,630 77,868 SH   DFND 1 75,386 1,935 547
VERIZON COMMUNICATIONS INC COM 92343V104 421 9,033 SH   DFND   9,033 0 0
WEB.COM GROUP INC COM 94733A104 1,414 58,362 SH   DFND 1 58,362 0 0
WELLS FARGO & CO NEW COM 949746101 2,721 48,387 SH   DFND 1 46,533 1,474 380
WELLS FARGO & CO NEW COM 949746101 134 2,389 SH   DFND   2,389 0 0
WESTERN DIGITAL CORP COM 958102105 14,959 190,753 SH   DFND 1 189,683 0 1,070
WESTERN DIGITAL CORP COM 958102105 302 3,851 SH   DFND   3,851 0 0
WHITING PETE CORP NEW COM 966387102 13,682 407,205 SH   DFND 1 404,926 0 2,279
WHITING PETE CORP NEW COM 966387102 148 4,418 SH   DFND   4,418 0 0
WVS FINANCIAL CORP COM 929358109 194 16,500 SH   DFND 1 16,500 0 0