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 11,023 77,759 SH   DFND 1 76,745 501 513
3M CO COM 88579Y101 336 2,367 SH   DFND   2,367 0 0
ABBOTT LABORATORIES COM 002824100 2,412 59,980 SH   DFND 1 56,694 1,176 2,110
ABBOTT LABORATORIES COM 002824100 205 5,105 SH   DFND   5,105 0 0
ABBVIE INC COM 00287Y109 992 18,231 SH   DFND 1 15,949 172 2,110
ABBVIE INC COM 00287Y109 53 967 SH   DFND   967 0 0
AECOM COM 00766T100 17,278 628,063 SH   DFND 1 624,439 0 3,624
AECOM COM 00766T100 198 7,212 SH   DFND   7,212 0 0
AGL RESOURCES INC COM 001204106 20,890 342,234 SH   DFND 1 339,168 1,489 1,577
AGL RESOURCES INC COM 001204106 547 8,958 SH   DFND   8,958 0 0
ALLEGHENY VALLEY BANCORP PA COM 017427105 5,675 143,675 SH   DFND 1 143,675 0 0
AMERICAN EAGLE OUTFITTERS COM 02553E106 10,157 649,824 SH   DFND 1 646,545 0 3,279
AMERICAN EAGLE OUTFITTERS COM 02553E106 126 8,053 SH   DFND   8,053 0 0
AMERISERV FINL INC COM 03074A102 32 10,000 SH   DFND 1 0 0 10,000
AMERISOURCEBERGEN CORP COM 03073E105 9,347 98,397 SH   DFND 1 98,116 0 281
AMERISOURCEBERGEN CORP COM 03073E105 159 1,676 SH   DFND   1,676 0 0
AMTRUST FINL SVCS INC COM 032359309 20,262 321,720 SH   DFND 1 320,131 0 1,589
AMTRUST FINL SVCS INC COM 032359309 233 3,694 SH   DFND   3,694 0 0
ARTHUR J GALLAGHER & CO COM 363576109 410 9,943 SH   DFND 1 9,943 0 0
AT&T INC COM 00206R102 438 13,436 SH   DFND 1 11,936 0 1,500
AT&T INC COM 00206R102 206 6,332 SH   DFND   6,332 0 0
BERKSHIRE HATHAWAY INC DEL CLASS B 084670702 8,983 68,888 SH   DFND 1 68,625 0 263
BERKSHIRE HATHAWAY INC DEL CLASS B 084670702 142 1,090 SH   DFND   1,090 0 0
BLACKHAWK NETWORK HLDGS INC COM 09238E104 10,538 248,591 SH   DFND 1 247,010 0 1,581
BLACKHAWK NETWORK HLDGS INC COM 09238E104 126 2,969 SH   DFND   2,894 75 0
BOEING CO COM 097023105 39 300 SH   DFND 1 300 0 0
BOEING CO COM 097023105 398 3,036 SH   DFND   3,036 0 0
CB FINANCIAL SERVICES INC COM 12479G101 1,195 56,500 SH   DFND 1 56,500 0 0
CBT FINANCIAL CORP COM 12495U100 1,380 48,452 SH   DFND 1 48,452 0 0
CF INDS HLDGS INC COM 125269100 12,297 273,875 SH   DFND 1 272,385 0 1,490
CF INDS HLDGS INC COM 125269100 156 3,482 SH   DFND   3,482 0 0
CNB FINL CORP PA COM 126128107 182 10,000 SH   DFND 1 10,000 0 0
COACH INC COM 189754104 4,991 172,516 SH   DFND 1 170,439 1,304 773
COACH INC COM 189754104 199 6,863 SH   DFND   6,863 0 0
COLGATE PALMOLIVE CO COM 194162103 2,295 36,164 SH   DFND 1 34,662 953 549
COLGATE PALMOLIVE CO COM 194162103 214 3,365 SH   DFND   3,365 0 0
CUMMINS INC COM 231021106 7,266 66,927 SH   DFND 1 66,792 0 135
CUMMINS INC COM 231021106 277 2,547 SH   DFND   2,547 0 0
DEVON ENERGY CORP NEW COM 25179M103 3,477 93,751 SH   DFND 1 93,465 0 286
DEVON ENERGY CORP NEW COM 25179M103 67 1,794 SH   DFND   1,794 0 0
DISNEY WALT CO COM 254687106 201 1,967 SH   DFND 1 1,667 0 300
DISNEY WALT CO COM 254687106 10 100 SH   DFND   100 0 0
DOMINION RES INC VA NEW COM 25746U109 441 6,268 SH   DFND 1 1,268 5,000 0
DOMINION RES INC VA NEW COM 25746U109 64 916 SH   DFND   916 0 0
EMCOR GROUP INC COM 29084Q100 17,659 399,066 SH   DFND 1 397,025 0 2,041
EMCOR GROUP INC COM 29084Q100 218 4,921 SH   DFND   4,921 0 0
EXPRESS SCRIPTS HLDG CO COM 30219G108 7,276 89,871 SH   DFND 1 89,627 0 244
EXPRESS SCRIPTS HLDG CO COM 30219G108 118 1,458 SH   DFND   1,458 0 0
EXXON MOBIL CORP COM 30231G102 8,202 110,327 SH   DFND 1 107,961 1,041 1,325
EXXON MOBIL CORP COM 30231G102 951 12,792 SH   DFND   12,792 0 0
F M C CORP COM NEW 302491303 5,784 170,581 SH   DFND 1 169,021 0 1,560
F M C CORP COM NEW 302491303 109 3,207 SH   DFND   3,207 0 0
F5 NETWORKS INC COM 315616102 15,072 130,148 SH   DFND 1 129,434 0 714
F5 NETWORKS INC COM 315616102 152 1,312 SH   DFND   1,312 0 0
FEDERATED INVS INC PA CLASS B 314211103 12,083 418,089 SH   DFND 1 413,916 2,032 2,141
FEDERATED INVS INC PA CLASS B 314211103 264 9,136 SH   DFND   9,136 0 0
FIRST COMWLTH FINL CORP PA COM 319829107 642 70,654 SH   DFND 1 70,654 0 0
FIRST COMWLTH FINL CORP PA COM 319829107 112 12,300 SH   DFND   12,300 0 0
FLEXTRONICS INTL LTD COM Y2573F102 15,517 1,472,244 SH   DFND 1 1,464,456 0 7,788
FLEXTRONICS INTL LTD COM Y2573F102 153 14,497 SH   DFND   14,497 0 0
FMC CORP COM 302491303 2,267 66,854 SH   DFND 1 66,854 0 0
GALLAGHER ARTHUR J & CO COM 363576109 1,615 39,111 SH   DFND 1 37,907 1,014 190
GALLAGHER ARTHUR J & CO COM 363576109 161 3,898 SH   DFND   3,898 0 0
GAMESTOP CORP CLASS A 36467W109 15,100 366,420 SH   DFND 1 364,647 0 1,773
GAMESTOP CORP CLASS A 36467W109 213 5,158 SH   DFND   5,158 0 0
GENERAL ELECTRIC CO COM 369604103 9,822 389,451 SH   DFND 1 378,997 3,187 7,267
GENERAL ELECTRIC CO COM 369604103 363 14,387 SH   DFND   14,387 0 0
HOLLYFRONTIER CORP COM 436106108 7,805 159,804 SH   DFND 1 156,977 1,436 1,391
HOLLYFRONTIER CORP COM 436106108 237 4,847 SH   DFND   4,847 0 0
INTEL CORP COM 458140100 8,043 266,831 SH   DFND 1 262,404 2,008 2,419
INTEL CORP COM 458140100 336 11,157 SH   DFND   11,157 0 0
ISHARES TR CORE S&P500 ETF 464287200 353 1,833 SH   DFND 1 1,833 0 0
ISHARES TR CORE S&P500 ETF 464287200 789 4,096 SH   DFND   4,096 0 0
ISHARES TR CORE S&P SCP ETF 464287804 4,945 46,399 SH   DFND 1 45,925 449 25
J2 GLOBAL INC COM 48123V102 15,416 217,581 SH   DFND 1 216,417 0 1,164
J2 GLOBAL INC COM 48123V102 209 2,953 SH   DFND   2,953 0 0
JOHNSON & JOHNSON COM 478160104 2,452 26,262 SH   DFND 1 25,477 505 280
JOHNSON & JOHNSON COM 478160104 354 3,797 SH   DFND   3,797 0 0
JPMORGAN CHASE & CO COM 46625H100 1,310 21,490 SH   DFND 1 590 0 20,900
JPMORGAN CHASE & CO COM 46625H100 51 843 SH   DFND   843 0 0
KIMBERLY CLARK CORP COM 494368103 2,417 22,160 SH   DFND 1 21,348 542 270
KIMBERLY CLARK CORP COM 494368103 209 1,915 SH   DFND   1,915 0 0
KIRBY CORP COM 497266106 7,411 119,631 SH   DFND 1 118,638 0 993
KIRBY CORP COM 497266106 128 2,060 SH   DFND   2,060 0 0
KIRBY CORP COM 497266106 2,691 43,441 SH   DFND 1 43,441 0 0
LIFELOCK INC COM 53224V100 19,158 2,187,026 SH   DFND 1 2,172,956 0 14,070
LIFELOCK INC COM 53224V100 223 25,426 SH   DFND   24,771 655 0
LOWES COS INC COM 548661107 1,182 17,146 SH   DFND 1 14,025 3,121 0
MARS NATIONAL BANCORP INC COM 571697101 74 185 SH   DFND 1 185 0 0
MASIMO CORP COM 574795100 3,858 100,046 SH   DFND 1 99,075 0 971
MASIMO CORP COM 574795100 18 473 SH   DFND   473 0 0
MERCK & CO INC NEW COM 58933Y105 88 1,777 SH   DFND 1 1,777 0 0
MERCK & CO INC NEW COM 58933Y105 120 2,424 SH   DFND   2,424 0 0
MEREDITH CORP COM 589433101 2,158 50,692 SH   DFND 1 49,156 1,090 446
MEREDITH CORP COM 589433101 212 4,985 SH   DFND   4,985 0 0
MICROSOFT CORP COM 594918104 9,312 210,406 SH   DFND 1 206,152 1,773 2,481
MICROSOFT CORP COM 594918104 414 9,352 SH   DFND   9,352 0 0
MOSAIC CO NEW COM 61945C103 4,110 132,102 SH   DFND 1 131,709 0 393
MOSAIC CO NEW COM 61945C103 63 2,022 SH   DFND   2,022 0 0
MYRIAD GENETICS INC COM 62855J104 14,924 398,197 SH   DFND 1 396,318 0 1,879
MYRIAD GENETICS INC COM 62855J104 152 4,061 SH   DFND   4,061 0 0
NATIONAL FUEL GAS CO N J COM 636180101 522 10,450 SH   DFND 1 9,850 0 600
NATIONAL OILWELL VARCO INC COM 637071101 6,022 159,946 SH   DFND 1 159,144 0 802
NATIONAL OILWELL VARCO INC COM 637071101 237 6,301 SH   DFND   6,301 0 0
NEUSTAR INC CLASS A 64126X201 17,801 654,213 SH   DFND 1 650,182 0 4,031
NEUSTAR INC CLASS A 64126X201 207 7,611 SH   DFND   7,611 0 0
OCCIDENTAL PETE CORP DEL COM 674599105 7,166 108,329 SH   DFND 1 106,564 1,051 714
OCCIDENTAL PETE CORP DEL COM 674599105 298 4,506 SH   DFND   4,506 0 0
ONEOK INC COM 682680103 5,200 161,506 SH   DFND 1 158,609 1,351 1,546
ONEOK INC COM 682680103 181 5,617 SH   DFND   5,617 0 0
PAREXEL INTL CORP COM 699462107 10,062 162,495 SH   DFND 1 161,500 0 995
PAREXEL INTL CORP COM 699462107 114 1,834 SH   DFND   1,834 0 0
PEPSICO INC COM 713448108 11,148 118,224 SH   DFND 1 115,957 775 1,492
PEPSICO INC COM 713448108 393 4,171 SH   DFND   4,171 0 0
PNC FINL SVCS GROUP INC COM 693475105 76 850 SH   DFND 1 150 0 700
PNC FINL SVCS GROUP INC COM 693475105 229 2,571 SH   DFND   2,571 0 0
POLARIS INDS INC COM 731068102 15,103 125,995 SH   DFND 1 124,834 389 772
POLARIS INDS INC COM 731068102 238 1,988 SH   DFND   1,988 0 0
PPG INDS INC COM 693506107 317 3,618 SH   DFND 1 3,018 0 600
PPG INDS INC COM 693506107 70 800 SH   DFND   800 0 0
PROCTER & GAMBLE CO COM 742718109 7,697 106,994 SH   DFND 1 104,898 687 1,409
PROCTER & GAMBLE CO COM 742718109 356 4,955 SH   DFND   4,955 0 0
ROCHE HOLDINGS LTD SPONS ADR 771195104 572 17,358 SH   DFND 1 17,358 0 0
ROCKWELL AUTOMATION INC COM 773903109 77 758 SH   DFND 1 758 0 0
ROCKWELL AUTOMATION INC COM 773903109 238 2,350 SH   DFND   2,350 0 0
S & T BANCORP INC COM 783859101 18,612 570,563 SH   DFND 1 299,895 3,335 267,333
S & T BANCORP INC COM 783859101 8,061 247,118 SH   DFND   24,086 32,685 190,347
SKYWORKS SOLUTIONS INC COM 83088M102 20,942 248,682 SH   DFND 1 247,474 0 1,208
SKYWORKS SOLUTIONS INC COM 83088M102 251 2,986 SH   DFND   2,986 0 0
SMUCKER J M CO COM 832696405 2,673 23,432 SH   DFND 1 22,710 487 235
SMUCKER J M CO COM 832696405 229 2,005 SH   DFND   2,005 0 0
SOLARWINDS INC COM 83416B109 19,393 494,209 SH   DFND 1 491,129 0 3,080
SOLARWINDS INC COM 83416B109 232 5,925 SH   DFND   5,779 146 0
TECH DATA CORP COM 878237106 16,716 244,042 SH   DFND 1 242,891 0 1,151
TECH DATA CORP COM 878237106 169 2,464 SH   DFND   2,464 0 0
TERRA NITROGEN CO L P COM UNIT 881005201 6,498 60,228 SH   DFND 1 58,670 793 765
TERRA NITROGEN CO L P COM UNIT 881005201 213 1,970 SH   DFND   1,970 0 0
TETRA TECH INC COM 88162G103 9,934 408,611 SH   DFND 1 406,668 0 1,943
TETRA TECH INC COM 88162G103 99 4,082 SH   DFND   4,082 0 0
TRISTATE CAPITAL HLDGS INC COM 89678F100 312 25,000 SH   DFND 1 25,000 0 0
TRIUMPH GROUP INC COM 896818101 8,788 208,848 SH   DFND 1 207,628 0 1,220
TRIUMPH GROUP INC COM 896818101 94 2,239 SH   DFND   2,239 0 0
VANTIV INC CLASS A 92210H105 8,461 188,358 SH   DFND 1 187,203 0 1,155
VANTIV INC CLASS A 92210H105 106 2,357 SH   DFND   2,303 54 0
VERIZON COMMUNICATIONS INC COM 92343V104 3,202 73,594 SH   DFND 1 71,112 1,935 547
VERIZON COMMUNICATIONS INC COM 92343V104 658 15,131 SH   DFND   15,131 0 0
WEB COM GROUP INC COM 94733A104 12,845 609,325 SH   DFND 1 605,557 0 3,768
WEB COM GROUP INC COM 94733A104 158 7,488 SH   DFND   7,309 179 0
WELLS FARGO & CO COM 949746101 1,897 36,945 SH   DFND 1 35,538 1,027 380
WELLS FARGO & CO COM 949746101 119 2,316 SH   DFND   2,316 0 0
WESTERN DIGITAL CORP COM 958102105 15,500 195,121 SH   DFND 1 194,001 0 1,120
WESTERN DIGITAL CORP COM 958102105 362 4,557 SH   DFND   4,557 0 0
WHITING PETROLEUM CORP COM 966387102 5,967 390,768 SH   DFND 1 388,489 0 2,279
WHITING PETROLEUM CORP COM 966387102 62 4,055 SH   DFND   4,055 0 0
WVS FINANCIAL CORP COM 929358109 177 16,500 SH   DFND 1 16,500 0 0