UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2011 Check here if Amendment [_]: Amendment Number: This Amendment (Check only one): [_] is a restatement [_] adds new holdings entries Institutional Investment Manager Filing this Report: Name: First Commonwealth Financial Corporation Address: 22 North Sixth Street Indiana, PA, 15701 Form 13F File Number: 28-05151 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Teresa M. Ciambotti Title: Senior Vice President and Controller Phone: (724) 463-4725 Signature, Place, and Date of Signing: /s/ Teresa M. Ciambotti Teresa M. Ciambotti, Indiana, PA, May 13, 2011 Report Type(check only one): [X] 13F HOLDINGS REPORT (Check here if all holdings of this reporting manager are reported in this report) [_] 13F NOTICE (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s)) [_] 13F COMBINATION REPORT (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 1 Form 13F Information Table Entry Total: 182 Form 13F Information Table Value Total: $84,928 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. Number: 1 Form 13F File Number: 28-11893 Name: First Commonwealth Bank FORM 13F INFORMATION TABLE COLUMN 1 COL 2 COL 3 COL 4 COLUMN 5 COL 6 COL 7 COLUMN 8 -------- ----------- --------- -------- ---------------- ---------- -------- -------------------- TITLE MARKET VOTING AUTHORITY OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER -------------------- ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ------ ----------- --------- -------- ------- --- ---- ---------- -------- ------- ------ ----- 3M CO COMMON 88579Y101 306 3,270 SH DEFINED 1 2,250 1,020 3M CO COMMON 88579Y101 715 7,645 SH OTHER 1 7,645 ABBOTT LABS COMMON 002824100 679 13,845 SH DEFINED 1 12,005 1,840 ABBOTT LABS COMMON 002824100 56 1,138 SH OTHER 1 1,138 AIR PRODS & CHEMS INC COMMON 009158106 700 7,760 SH DEFINED 1 7,760 AIR PRODS & CHEMS INC COMMON 009158106 44 492 SH OTHER 1 492 ALLSTATE CORP COMMON 020002101 72 2,250 SH DEFINED 1 2,250 ALLSTATE CORP COMMON 020002101 207 6,529 SH OTHER 1 6,529 ALTRIA GROUP INC COMMON 02209S103 148 5,668 SH DEFINED 1 5,538 130 ALTRIA GROUP INC COMMON 02209S103 698 26,815 SH OTHER 1 26,815 APACHE CORP COMMON 037411105 887 6,775 SH DEFINED 1 6,775 APACHE CORP COMMON 037411105 139 1,059 SH OTHER 1 535 524 APPLE INC COMMON 037833100 1,516 4,350 SH DEFINED 1 4,171 179 APPLE INC COMMON 037833100 68 195 SH OTHER 1 195 AT&T INC COMMON 00206R102 1,459 47,679 SH DEFINED 1 45,151 2,528 AT&T INC COMMON 00206R102 251 8,187 SH OTHER 1 7,882 300 5 AUTODESK INC COMMON 052769106 411 9,327 SH DEFINED 1 9,327 AUTODESK INC COMMON 052769106 29 652 SH OTHER 1 652 BANK OF AMERICA CORPORATION COMMON 060505104 171 12,818 SH DEFINED 1 6,352 6,466 BANK OF AMERICA CORPORATION COMMON 060505104 33 2,488 SH OTHER 1 2,488 BANK OF NEW YORK MELLON CORP COMMON 064058100 341 11,416 SH DEFINED 1 8,866 2,550 BANK OF NEW YORK MELLON CORP COMMON 064058100 84 2,822 SH OTHER 1 1,372 400 1,050 BECTON DICKINSON & CO COMMON 075887109 678 8,521 SH DEFINED 1 8,233 288 BECTON DICKINSON & CO COMMON 075887109 69 869 SH OTHER 1 869 BOEING CO COMMON 097023105 573 7,754 SH DEFINED 1 7,754 BOEING CO COMMON 097023105 77 1,048 SH OTHER 1 1,048 BP PLC COMMON (ADR) 055622104 150 3,406 SH DEFINED 1 3,406 BP PLC COMMON (ADR) 055622104 260 5,890 SH OTHER 1 5,890 BP PRUDHOE BAY RTY TR COMMON 055630107 264 2,200 SH DEFINED 1 2,200 CATERPILLAR INC DEL COMMON 149123101 1,205 10,818 SH DEFINED 1 10,818 CATERPILLAR INC DEL COMMON 149123101 116 1,040 SH OTHER 1 1,040 CHEVRON CORP NEW COMMON 166764100 1,289 11,993 SH DEFINED 1 10,158 1,835 CHEVRON CORP NEW COMMON 166764100 464 4,317 SH OTHER 1 3,967 350 CHUBB CORP COMMON 171232101 435 7,090 SH DEFINED 1 7,090 CHUBB CORP COMMON 171232101 4 63 SH OTHER 1 63 CISCO SYS INC COMMON 17275R102 767 44,731 SH DEFINED 1 40,058 4,673 CISCO SYS INC COMMON 17275R102 69 4,041 SH OTHER 1 4,041 CITIGROUP INC COMMON 172967101 164 37,106 SH DEFINED 1 37,106 CITIGROUP INC COMMON 172967101 5 1,064 SH OTHER 1 950 114 CNB FINL CORP PA COMMON 126128107 416 28,700 SH DEFINED 1 28,700 COCA COLA CO COMMON 191216100 598 9,018 SH DEFINED 1 8,978 40 COCA COLA CO COMMON 191216100 63 951 SH OTHER 1 951 CONOCOPHILLIPS COMMON 20825C104 1,095 13,711 SH DEFINED 1 11,641 2,070 CONOCOPHILLIPS COMMON 20825C104 31 389 SH OTHER 1 389 CUMMINS INC COMMON 231021106 486 4,436 SH DEFINED 1 4,436 CUMMINS INC COMMON 231021106 15 133 SH OTHER 1 133 CVS CAREMARK CORPORATION COMMON 126650100 564 16,424 SH DEFINED 1 16,424 CVS CAREMARK CORPORATION COMMON 126650100 38 1,093 SH OTHER 1 1,093 DEVON ENERGY CORP NEW COMMON 25179M103 434 4,730 SH DEFINED 1 4,730 DEVON ENERGY CORP NEW COMMON 25179M103 11 125 SH OTHER 1 125 DISNEY WALT CO COMMON 254687106 167 3,879 SH DEFINED 1 2,000 1,879 DISNEY WALT CO COMMON 254687106 34 800 SH OTHER 1 800 DOMINION RES INC VA NEW COMMON 25746U109 833 18,634 SH DEFINED 1 17,984 650 DOMINION RES INC VA NEW COMMON 25746U109 157 3,511 SH OTHER 1 3,511 DU PONT E I DE NEMOURS & CO COMMON 263534109 361 6,560 SH DEFINED 1 6,560 DU PONT E I DE NEMOURS & CO COMMON 263534109 57 1,042 SH OTHER 1 742 300 E M C CORP MASS COMMON 268648102 354 13,331 SH DEFINED 1 10,481 2,850 E M C CORP MASS COMMON 268648102 3 115 SH OTHER 1 115 EMERSON ELEC CO COMMON 291011104 72 1,239 SH DEFINED 1 219 1,020 EMERSON ELEC CO COMMON 291011104 875 14,980 SH OTHER 1 14,980 ENTERPRISE PRODS PARTNERS L COMMON 293792107 297 6,894 SH DEFINED 1 6,894 EXXON MOBIL CORP COMMON 30231G102 3,198 38,012 SH DEFINED 1 38,012 EXXON MOBIL CORP COMMON 30231G102 2,052 24,390 SH OTHER 1 7,653 16,737 FEDEX CORP COMMON 31428X106 364 3,893 SH DEFINED 1 3,893 FEDEX CORP COMMON 31428X106 27 290 SH OTHER 1 290 FIRST COMWLTH FINL CORP PA COMMON 319829107 4,937 720,730 SH DEFINED 1 720,730 FIRST COMWLTH FINL CORP PA COMMON 319829107 220 32,169 SH OTHER 1 26,782 4,587 800 FREEPORT-MCMORAN COPPER & GO COMMON 35671D857 630 11,344 SH DEFINED 1 10,244 1,100 FREEPORT-MCMORAN COPPER & GO COMMON 35671D857 4 64 SH OTHER 1 64 GATEWAY BANK OF PENNSYLVANIA COMMON 869099101 40 5,000 SH DEFINED 5,000 -- -- GENERAL ELECTRIC CO COMMON 369604103 1,457 72,648 SH DEFINED 1 67,938 4,710 GENERAL ELECTRIC CO COMMON 369604103 2,076 103,560 SH OTHER 1 102,405 1,155 GENERAL MLS INC COMMON 370334104 766 20,954 SH DEFINED 1 20,954 GENERAL MLS INC COMMON 370334104 48 1,318 SH OTHER 1 1,318 GENUINE PARTS CO COMMON 372460105 853 15,897 SH DEFINED 1 15,897 GENUINE PARTS CO COMMON 372460105 24 454 SH OTHER 1 454 GILEAD SCIENCES INC COMMON 375558103 290 6,831 SH DEFINED 1 6,831 COLUMN 1 COL 2 COL 3 COL 4 COLUMN 5 COL 6 COL 7 COLUMN 8 -------- ----------- --------- -------- ---------------- ---------- -------- -------------------- TITLE MARKET VOTING AUTHORITY OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER -------------------- ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ------ ----------- --------- -------- ------- --- ---- ---------- -------- ------- ------ ----- GILEAD SCIENCES INC COMMON 375558103 2 57 SH OTHER 1 57 GOLDMAN SACHS GROUP INC COMMON 38141G104 504 3,175 SH DEFINED 1 3,175 GOLDMAN SACHS GROUP INC COMMON 38141G104 43 268 SH OTHER 1 268 GOOGLE INC COMMON 38259P508 907 1,545 SH DEFINED 1 1,355 190 GOOGLE INC COMMON 38259P508 16 27 SH OTHER 1 27 HELMERICH & PAYNE INC COMMON 423452101 795 11,574 SH DEFINED 1 11,574 HELMERICH & PAYNE INC COMMON 423452101 37 538 SH OTHER 1 538 HERSHEY CO COMMON 427866108 217 3,988 SH DEFINED 1 3,988 HUMANA INC COMMON 444859102 510 7,286 SH DEFINED 1 7,213 73 HUMANA INC COMMON 444859102 35 500 SH OTHER 1 500 INGERSOLL-RAND PLC COMMON G47791101 290 6,000 SH OTHER 1 6,000 INTEL CORP COMMON 458140100 582 28,849 SH DEFINED 1 22,572 6,277 INTEL CORP COMMON 458140100 106 5,253 SH OTHER 1 5,253 INTERNATIONAL BUSINESS MACHS COMMON 459200101 1,879 11,522 SH DEFINED 1 11,319 203 INTERNATIONAL BUSINESS MACHS COMMON 459200101 2,098 12,864 SH OTHER 1 12,764 100 JACOBS ENGR GROUP INC DEL COMMON 469814107 576 11,206 SH DEFINED 1 11,206 JACOBS ENGR GROUP INC DEL COMMON 469814107 32 622 SH OTHER 1 622 JOHNSON & JOHNSON COMMON 478160104 286 4,828 SH DEFINED 1 4,766 62 JOHNSON & JOHNSON COMMON 478160104 377 6,368 SH OTHER 1 6,368 JPMORGAN CHASE & CO COMMON 46625H100 1,074 23,292 SH DEFINED 1 21,462 1,830 JPMORGAN CHASE & CO COMMON 46625H100 75 1,617 SH OTHER 1 1,617 KINDER MORGAN MANAGEMENT LLC COMMON 49455U100 202 3,079 SH DEFINED 1 2,575 504 KRAFT FOODS INC COMMON 50075N104 45 1,423 SH DEFINED 1 1,307 116 KRAFT FOODS INC COMMON 50075N104 589 18,778 SH OTHER 1 18,778 LOWES COS INC COMMON 548661107 218 8,232 SH DEFINED 1 8,232 LOWES COS INC COMMON 548661107 41 1,533 SH OTHER 1 933 600 MARATHON OIL CORP COMMON 565849106 229 4,290 SH DEFINED 1 1,250 3,040 MCDONALDS CORP COMMON 580135101 1,092 14,353 SH DEFINED 1 13,980 373 MCDONALDS CORP COMMON 580135101 81 1,058 SH OTHER 1 1,058 MERCK & CO INC NEW COMMON 58933Y105 88 2,660 SH DEFINED 1 2,660 MERCK & CO INC NEW COMMON 58933Y105 714 21,630 SH OTHER 1 21,230 400 METLIFE INC COMMON 59156R108 485 10,851 SH DEFINED 1 10,851 METLIFE INC COMMON 59156R108 8 173 SH OTHER 1 173 MICROSOFT CORP COMMON 594918104 1,041 40,994 SH DEFINED 1 35,333 5,661 MICROSOFT CORP COMMON 594918104 44 1,750 SH OTHER 1 1,750 MYLAN INC COMMON 628530107 204 9,012 SH DEFINED 1 9,012 ORACLE CORP COMMON 68389X105 1,046 31,280 SH DEFINED 1 31,280 ORACLE CORP COMMON 68389X105 77 2,289 SH OTHER 1 2,289 PARKER HANNIFIN CORP COMMON 701094104 697 7,357 SH DEFINED 1 7,357 PARKER HANNIFIN CORP COMMON 701094104 60 637 SH OTHER 1 637 PARKVALE FINANCIAL CORP COMMON 701492100 1,085 111,263 SH DEFINED 111,263 -- -- PEPSICO INC COMMON 713448108 566 8,792 SH DEFINED 1 8,341 451 PEPSICO INC COMMON 713448108 927 14,397 SH OTHER 1 14,397 PETROCHINA CO LTD COMMON (ADR) 71646E100 310 2,034 SH DEFINED 1 2,034 PETROCHINA CO LTD COMMON (ADR) 71646E100 10 65 SH OTHER 1 65 PETSMART INC COMMON 716768106 753 18,399 SH DEFINED 1 16,109 2,290 PETSMART INC COMMON 716768106 35 862 SH OTHER 1 862 PFIZER INC COMMON 717081103 323 15,882 SH DEFINED 1 15,882 PFIZER INC COMMON 717081103 244 12,021 SH OTHER 1 12,021 PHILIP MORRIS INTL INC COMMON 718172109 1,161 17,693 SH DEFINED 1 16,428 1,265 PHILIP MORRIS INTL INC COMMON 718172109 1,480 22,558 SH OTHER 1 22,558 PNC FINL SVCS GROUP INC COMMON 693475105 700 11,115 SH DEFINED 1 11,115 PNC FINL SVCS GROUP INC COMMON 693475105 116 1,835 SH OTHER 1 1,835 PPG INDS INC COMMON 693506107 248 2,604 SH DEFINED 1 2,604 PPG INDS INC COMMON 693506107 1,657 17,404 SH OTHER 1 15,154 2,250 PRECISION CASTPARTS CORP COMMON 740189105 665 4,515 SH DEFINED 1 4,515 PRECISION CASTPARTS CORP COMMON 740189105 44 300 SH OTHER 1 300 PRICE T ROWE GROUP INC COMMON 74144T108 791 11,908 SH DEFINED 1 11,541 367 PRICE T ROWE GROUP INC COMMON 74144T108 96 1,441 SH OTHER 1 1,441 PROCTER & GAMBLE CO COMMON 742718109 1,065 17,285 SH DEFINED 1 16,860 425 PROCTER & GAMBLE CO COMMON 742718109 2,182 35,423 SH OTHER 1 35,423 PRUDENTIAL FINL INC COMMON 744320102 370 6,012 SH DEFINED 1 6,012 PRUDENTIAL FINL INC COMMON 744320102 17 273 SH OTHER 1 273 PUBLIC SVC ENTERPRISE GROUP COMMON 744573106 64 2,027 SH DEFINED 1 187 1,840 PUBLIC SVC ENTERPRISE GROUP COMMON 744573106 267 8,460 SH OTHER 1 8,460 QUALCOMM INC COMMON 747525103 448 8,163 SH DEFINED 1 8,163 QUALCOMM INC COMMON 747525103 14 252 SH OTHER 1 252 ROCKWELL AUTOMATION INC COMMON 773903109 495 5,234 SH DEFINED 1 5,234 ROCKWELL AUTOMATION INC COMMON 773903109 124 1,310 SH OTHER 1 1,310 ROCKWELL COLLINS INC COMMON 774341101 303 4,669 SH DEFINED 1 4,669 ROCKWELL COLLINS INC COMMON 774341101 98 1,505 SH OTHER 1 1,505 ROYAL DUTCH SHELL PLC COMMON (ADR) 780259206 52 714 SH DEFINED 1 714 ROYAL DUTCH SHELL PLC COMMON (ADR) 780259206 153 2,100 SH OTHER 1 2,100 S & T BANCORP INC COMMON 783859101 861 39,929 SH DEFINED 1 39,929 S & T BANCORP INC COMMON 783859101 32 1,464 SH OTHER 1 1,464 STATE STR CORP COMMON 857477103 455 10,127 SH DEFINED 1 10,127 STATE STR CORP COMMON 857477103 17 380 SH OTHER 1 380 TARGET CORP COMMON 87612E106 800 15,992 SH DEFINED 1 15,992 TARGET CORP COMMON 87612E106 76 1,523 SH OTHER 1 1,523 COLUMN 1 COL 2 COL 3 COL 4 COLUMN 5 COL 6 COL 7 COLUMN 8 -------- ----------- --------- -------- ------------------ ---------- -------- ------------------- TITLE MARKET VOTING AUTHORITY OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER ------------------- ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ------ ----------- --------- -------- --------- --- ---- ---------- -------- ------ ------ ----- TEVA PHARMACEUTICAL INDS LTD COMMON (ADR) 881624209 764 15,222 SH DEFINED 1 15,171 51 TEVA PHARMACEUTICAL INDS LTD COMMON (ADR) 881624209 36 714 SH OTHER 1 514 200 TEXAS INSTRS INC COMMON 882508104 571 16,531 SH DEFINED 1 14,281 2,250 TEXAS INSTRS INC COMMON 882508104 54 1,567 SH OTHER 1 1,567 THERMO FISHER SCIENTIFIC INC COMMON 883556102 621 11,179 SH DEFINED 1 11,179 THERMO FISHER SCIENTIFIC INC COMMON 883556102 34 608 SH OTHER 1 608 TIME WARNER CABLE INC COMMON 88732J207 860 12,051 SH DEFINED 1 12,051 TIME WARNER CABLE INC COMMON 88732J207 32 455 SH OTHER 1 455 TRISTATE CAPITAL BANK COMMON 99R733108 400 50,000 SH DEFINED 50,000 -- -- UNITED TECHNOLOGIES CORP COMMON 913017109 170 2,006 SH DEFINED 1 1,711 295 UNITED TECHNOLOGIES CORP COMMON 913017109 37 433 SH OTHER 1 433 US BANCORP DEL COMMON 902973304 324 12,251 SH DEFINED 1 12,251 US BANCORP DEL COMMON 902973304 19 721 SH OTHER 1 721 VERIZON COMMUNICATIONS INC COMMON 92343V104 1,398 36,272 SH DEFINED 1 36,123 149 VERIZON COMMUNICATIONS INC COMMON 92343V104 804 20,874 SH OTHER 1 17,030 3,844 VISA INC COMMON 92826C839 435 5,913 SH DEFINED 1 5,913 VISA INC COMMON 92826C839 19 257 SH OTHER 1 257 VIST FINANCIAL CORP COMMON 918255100 92 10,655 SH DEFINED 1 10,655 WAL MART STORES INC COMMON 931142103 696 13,365 SH DEFINED 1 11,297 2,068 WAL MART STORES INC COMMON 931142103 37 709 SH OTHER 1 709 WELLS FARGO & CO NEW COMMON 949746101 204 6,439 SH DEFINED 1 6,439 WELLS FARGO & CO NEW COMMON 949746101 123 3,881 SH OTHER 1 3,881 XCEL ENERGY INC COMMON 98389B100 575 24,067 SH DEFINED 1 24,067 XCEL ENERGY INC COMMON 98389B100 43 1,817 SH OTHER 1 1,817 ZIMMER HLDGS INC COMMON 98956P102 500 8,254 SH DEFINED 1 7,194 1,060 ZIMMER HLDGS INC COMMON 98956P102 24 389 SH OTHER 1 289 100 GRAND TOTALS 84,928 2,560,698