UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: December 31, 2009 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, Principal Financial Officer Phone: (724) 463-4725 Signature, Place, and Date of Signing: /s/ Teresa M. Ciambotti Teresa M. Ciambotti, Indiana, PA, February 16, 2010 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: 197 Form 13F Information Table Value Total: $89,798 (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: FORM 13F INFORMATION TABLE COLUMN 1 COL 2 COL 3 COL 4 COLUMN 5 COL 6 COL 7 COLUMN 8 TITLE MARKET VOTING OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER AUTHORITY ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE 1DISNEY WALT CO COMMON 254687106 469 14,556 SH DEFINED 1 11,856 2,700 1MICROSOFT CORP COMMON 594918104 232 7,598 SH OTHER 1 7,408 190 1US BANCORP DEL COMMON 902973304 395 17,551 SH DEFINED 1 17,551 3M CO COMMON 88579Y101 245 2,960 SH DEFINED 1 1,970 990 3M CO COMMON 88579Y101 714 8,635 SH OTHER 1 8,635 ABBOTT LABS COMMON 002824100 982 18,188 SH DEFINED 1 17,394 794 ABBOTT LABS COMMON 002824100 63 1,167 SH OTHER 1 1,167 ADOBE SYS INC COMMON 00724F101 738 20,071 SH DEFINED 1 20,071 ADOBE SYS INC COMMON 00724F101 24 642 SH OTHER 1 642 AIR PRODS & CHEMS INC COMMON 009158106 680 8,386 SH DEFINED 1 8,386 AIR PRODS & CHEMS INC COMMON 009158106 40 496 SH OTHER 1 496 ALLSTATE CORP COMMON 020002101 76 2,534 SH DEFINED 1 2,534 ALLSTATE CORP COMMON 020002101 196 6,529 SH OTHER 1 6,529 ALTRIA GROUP INC COMMON 02209S103 36 1,850 SH DEFINED 1 1,738 112 ALTRIA GROUP INC COMMON 02209S103 621 31,640 SH OTHER 1 31,640 APACHE CORP COMMON 037411105 845 8,187 SH DEFINED 1 8,187 APACHE CORP COMMON 037411105 106 1,027 SH OTHER 1 463 564 APPLE INC COMMON 037833100 1,183 5,616 SH DEFINED 1 5,616 APPLE INC COMMON 037833100 39 185 SH OTHER 1 185 AQUA AMERICA INC COMMON 03836W103 341 19,452 SH DEFINED 1 19,452 AQUA AMERICA INC COMMON 03836W103 9 540 SH OTHER 1 540 AT&T INC COMMON 00206R102 1,587 56,629 SH DEFINED 1 52,929 3,700 AT&T INC COMMON 00206R102 264 9,424 SH OTHER 1 9,119 300 5 AUTODESK INC COMMON 052769106 470 18,501 SH DEFINED 1 18,501 AUTODESK INC COMMON 052769106 23 895 SH OTHER 1 895 BANK OF AMERICA CORPORATION COMMON 060505104 112 7,430 SH DEFINED 1 1,174 6,256 BANK OF AMERICA CORPORATION COMMON 060505104 145 9,611 SH OTHER 1 9,611 BANK OF NEW YORK MELLON CORP COMMON 064058100 324 11,576 SH DEFINED 1 9,066 2,510 BANK OF NEW YORK MELLON CORP COMMON 064058100 101 3,612 SH OTHER 1 1,372 490 1,750 BECTON DICKINSON & CO COMMON 075887109 932 11,818 SH DEFINED 1 11,400 418 BECTON DICKINSON & CO COMMON 075887109 78 993 SH OTHER 1 993 BERKSHIRE SECURITIES COMMON 084991868 1,288 5,600 SH DEFINED 1 5,600 BERKSHIRE SECURITIES COMMON 084991868 414 1,800 SH OTHER 1 1,800 BOEING CO COMMON 097023105 28 524 SH DEFINED 1 524 BOEING CO COMMON 097023105 197 3,636 SH OTHER 1 3,636 BP PLC COMMON 055622104 779 13,433 SH DEFINED 1 13,361 72 BP PLC COMMON 055622104 426 7,352 SH OTHER 1 6,350 1,002 BUNGE LIMITED COMMON G16962105 189 2,965 SH DEFINED 1 2,965 BUNGE LIMITED COMMON G16962105 14 225 SH OTHER 1 225 BURLINGTON NORTHN SANTA FE C COMMON 12189T104 224 2,270 SH DEFINED 1 2,270 CATERPILLAR INC DEL COMMON 149123101 718 12,604 SH DEFINED 1 12,604 CATERPILLAR INC DEL COMMON 149123101 160 2,800 SH OTHER 1 2,800 CHEVRON CORP NEW COMMON 166764100 1,254 16,291 SH DEFINED 1 13,918 2,373 CHEVRON CORP NEW COMMON 166764100 505 6,562 SH OTHER 1 6,212 350 CISCO SYS INC COMMON 17275R102 950 39,690 SH DEFINED 1 35,140 4,550 CISCO SYS INC COMMON 17275R102 219 9,158 SH OTHER 1 9,008 150 CITIGROUP INC COMMON 172967101 8 2,312 SH DEFINED 1 2,312 CITIGROUP INC COMMON 172967101 202 61,078 SH OTHER 1 60,964 114 CNB FINL CORP PA COMMON 126128107 646 40,400 SH DEFINED 1 40,400 CONOCOPHILLIPS COMMON 20825C104 675 13,209 SH DEFINED 1 11,194 2,015 CONOCOPHILLIPS COMMON 20825C104 122 2,380 SH OTHER 1 2,300 80 CVS CAREMARK CORPORATION COMMON 126650100 665 20,638 SH DEFINED 1 20,638 CVS CAREMARK CORPORATION COMMON 126650100 37 1,136 SH OTHER 1 1,136 DISNEY WALT CO COMMON 254687106 31 970 SH OTHER 1 970 DOMINION RES INC VA NEW COMMON 25746U109 773 19,852 SH DEFINED 1 18,937 915 DOMINION RES INC VA NEW COMMON 25746U109 132 3,404 SH OTHER 1 3,404 DU PONT E I DE NEMOURS & CO COMMON 263534109 226 6,704 SH DEFINED 1 6,704 DU PONT E I DE NEMOURS & CO COMMON 263534109 49 1,442 SH OTHER 1 1,142 300 EMBRYO DEV CORP COMMON 290818103 -- 15,000 SH DEFINED 1 15,000 EMERSON ELEC CO COMMON 291011104 42 980 SH DEFINED 1 40 940 EMERSON ELEC CO COMMON 291011104 708 16,610 SH OTHER 1 16,610 ENTERPRISE PRODS PARTNERS L COMMON 293792107 32 1,034 SH DEFINED 1 1,034 ENTERPRISE PRODS PARTNERS L COMMON 293792107 184 5,860 SH OTHER 1 5,860 EOG RES INC COMMON 26875P101 423 4,343 SH DEFINED 1 4,343 EOG RES INC COMMON 26875P101 4 40 SH OTHER 1 40 ESB FINANCIAL CORP COMMON 26884F102 165 12,510 SH DEFINED 12,510 -- -- EXXON MOBIL CORP COMMON 30231G102 2,809 41,190 SH DEFINED 1 41,190 EXXON MOBIL CORP COMMON 30231G102 1,890 27,717 SH OTHER 1 10,780 16,937 FEDEX CORP COMMON 31428X106 524 6,284 SH DEFINED 1 5,694 590 FEDEX CORP COMMON 31428X106 21 250 SH OTHER 1 250 FIRST COMWLTH FINL CORP PA COMMON 319829107 4,303 925,311 SH DEFINED 1 921,845 3,466 FIRST COMWLTH FINL CORP PA COMMON 319829107 90 19,354 SH OTHER 1 9,525 9,829 FIRSTMERIT CORP COMMON 337915102 204 10,145 SH DEFINED 10,145 -- -- FNB CORP PA COMMON 302520101 69 10,224 SH DEFINED 1 10,224 FNB CORP PA COMMON 302520101 -- 43 SH OTHER 1 43 GATEWAY BANK OF PENNSYLVANIA COMMON 869099101 46 5,000 SH DEFINED 5,000 -- -- GENERAL ELECTRIC CO COMMON 369604103 936 61,840 SH DEFINED 1 57,030 4,810 GENERAL ELECTRIC CO COMMON 369604103 1,851 122,338 SH OTHER 1 120,268 1,730 340 COLUMN 1 COL 2 COL 3 COL 4 COLUMN 5 COL 6 COL 7 COLUMN 8 TITLE MARKET VOTING OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER AUTHORITY ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE GENERAL MLS INC COMMON 370334104 864 12,201 SH DEFINED 1 12,201 GENERAL MLS INC COMMON 370334104 47 665 SH OTHER 1 665 GENUINE PARTS CO COMMON 372460105 686 18,068 SH DEFINED 1 18,068 GENUINE PARTS CO COMMON 372460105 14 360 SH OTHER 1 360 GENZYME CORP COMMON 372917104 388 7,921 SH DEFINED 1 7,921 GENZYME CORP COMMON 372917104 46 935 SH OTHER 1 935 GOLDMAN SACHS GROUP INC COMMON 38141G104 663 3,926 SH DEFINED 1 3,912 14 GOLDMAN SACHS GROUP INC COMMON 38141G104 25 150 SH OTHER 1 150 GOODRICH CORP COMMON 382388106 303 4,710 SH DEFINED 1 4,656 54 GOODRICH CORP COMMON 382388106 12 180 SH OTHER 1 180 GOOGLE INC COMMON 38259P508 1,038 1,675 SH DEFINED 1 1,469 206 GOOGLE INC COMMON 38259P508 19 30 SH OTHER 1 30 HARLEYSVILLE NATIONAL CORP COMMON 412850109 305 47,349 SH DEFINED 47,349 -- -- HEINZ H J CO COMMON 423074103 497 11,618 SH DEFINED 1 11,516 102 HEINZ H J CO COMMON 423074103 35 825 SH OTHER 1 825 INGERSOLL-RAND PLC COMMON G47791101 13 350 SH DEFINED 1 350 INGERSOLL-RAND PLC COMMON G47791101 214 6,000 SH OTHER 1 6,000 INTEL CORP COMMON 458140100 498 24,414 SH DEFINED 1 18,874 5,540 INTEL CORP COMMON 458140100 129 6,300 SH OTHER 1 6,150 150 INTERNATIONAL BUSINESS MACHS COMMON 459200101 1,641 12,538 SH DEFINED 1 12,263 275 INTERNATIONAL BUSINESS MACHS COMMON 459200101 1,868 14,270 SH OTHER 1 14,170 100 JACOBS ENGR GROUP INC DEL COMMON 469814107 632 16,812 SH DEFINED 1 16,812 JACOBS ENGR GROUP INC DEL COMMON 469814107 36 950 SH OTHER 1 950 JOHNSON & JOHNSON COMMON 478160104 1,227 19,045 SH DEFINED 1 18,332 713 JOHNSON & JOHNSON COMMON 478160104 579 8,992 SH OTHER 1 8,932 60 JPMORGAN CHASE & CO COMMON 46625H100 995 23,872 SH DEFINED 1 21,992 1,880 JPMORGAN CHASE & CO COMMON 46625H100 195 4,670 SH OTHER 1 4,670 KRAFT FOODS INC COMMON 50075N104 4 139 SH DEFINED 1 139 KRAFT FOODS INC COMMON 50075N104 595 21,876 SH OTHER 1 21,876 L-3 COMMUNICATIONS HLDGS INC COMMON 502424104 641 7,367 SH DEFINED 1 7,080 287 L-3 COMMUNICATIONS HLDGS INC COMMON 502424104 37 420 SH OTHER 1 420 LOWES COS INC COMMON 548661107 173 7,397 SH DEFINED 1 7,397 LOWES COS INC COMMON 548661107 88 3,743 SH OTHER 1 2,933 810 MCDONALDS CORP COMMON 580135101 1,051 16,827 SH DEFINED 1 16,066 761 MCDONALDS CORP COMMON 580135101 69 1,100 SH OTHER 1 1,100 MERCK & CO INC NEW COMMON 58933Y105 87 2,389 SH DEFINED 1 2,360 29 MERCK & CO INC NEW COMMON 58933Y105 866 23,710 SH OTHER 1 23,210 500 METLIFE INC COMMON 59156R108 511 14,469 SH DEFINED 1 14,469 METLIFE INC COMMON 59156R108 6 165 SH OTHER 1 165 MICROSOFT CORP COMMON 594918104 1,190 39,050 SH DEFINED 1 34,618 4,432 MOLSON COORS BREWING CO COMMON 60871R209 164 3,633 SH DEFINED 1 3,633 MOLSON COORS BREWING CO COMMON 60871R209 38 850 SH OTHER 1 600 250 MONSANTO CO NEW COMMON 61166W101 683 8,358 SH DEFINED 1 7,632 726 MONSANTO CO NEW COMMON 61166W101 22 266 SH OTHER 1 266 NEW MEXICO BANQUEST COMMON 647991926 1,859 7,207 SH DEFINED 1 7,207 NEW MEXICO BANQUEST COMMON 647991926 49 189 SH OTHER 1 189 ORACLE CORP COMMON 68389X105 960 39,123 SH DEFINED 1 39,123 ORACLE CORP COMMON 68389X105 84 3,438 SH OTHER 1 3,278 160 PARKER HANNIFIN CORP COMMON 701094104 594 11,024 SH DEFINED 1 11,024 PARKER HANNIFIN CORP COMMON 701094104 36 670 SH OTHER 1 670 PARKVALE FINANCIAL CORP COMMON 701492100 773 111,263 SH DEFINED 111,263 -- -- PEPSICO INC COMMON 713448108 1,117 18,373 SH DEFINED 1 17,756 617 PEPSICO INC COMMON 713448108 1,150 18,922 SH OTHER 1 18,922 PETSMART INC COMMON 716768106 842 31,549 SH DEFINED 1 29,449 2,100 PETSMART INC COMMON 716768106 25 940 SH OTHER 1 940 PFIZER INC COMMON 717081103 136 7,484 SH DEFINED 1 7,484 PFIZER INC COMMON 717081103 386 21,221 SH OTHER 1 21,021 200 PHILIP MORRIS INTL INC COMMON 718172109 938 19,467 SH DEFINED 1 17,694 1,773 PHILIP MORRIS INTL INC COMMON 718172109 1,381 28,665 SH OTHER 1 28,665 PNC FINL SVCS GROUP INC COMMON 693475105 238 4,507 SH DEFINED 1 4,507 PNC FINL SVCS GROUP INC COMMON 693475105 227 4,300 SH OTHER 1 4,300 PPG INDS INC COMMON 693506107 182 3,104 SH DEFINED 1 3,104 PPG INDS INC COMMON 693506107 1,033 17,654 SH OTHER 1 15,154 2,500 PRECISION CASTPARTS CORP COMMON 740189105 748 6,779 SH DEFINED 1 6,779 PRECISION CASTPARTS CORP COMMON 740189105 30 270 SH OTHER 1 270 PRICE T ROWE GROUP INC COMMON 74144T108 859 16,126 SH DEFINED 1 15,488 638 PRICE T ROWE GROUP INC COMMON 74144T108 76 1,430 SH OTHER 1 1,430 PROCTER & GAMBLE CO COMMON 742718109 1,125 18,552 SH DEFINED 1 17,833 719 PROCTER & GAMBLE CO COMMON 742718109 2,366 39,031 SH OTHER 1 39,031 PUBLIC SVC ENTERPRISE GROUP COMMON 744573106 106 3,187 SH DEFINED 1 287 2,900 PUBLIC SVC ENTERPRISE GROUP COMMON 744573106 281 8,460 SH OTHER 1 8,460 QUALCOMM INC COMMON 747525103 436 9,432 SH DEFINED 1 9,432 QUALCOMM INC COMMON 747525103 12 262 SH OTHER 1 262 ROCKWELL AUTOMATION INC COMMON 773903109 205 4,368 SH DEFINED 1 4,368 ROCKWELL AUTOMATION INC COMMON 773903109 64 1,370 SH OTHER 1 1,370 ROCKWELL COLLINS INC COMMON 774341101 214 3,869 SH DEFINED 1 3,869 ROCKWELL COLLINS INC COMMON 774341101 87 1,580 SH OTHER 1 1,580 ROYAL DUTCH SHELL PLC COMMON 780259206 43 714 SH DEFINED 1 714 ROYAL DUTCH SHELL PLC COMMON 780259206 282 4,690 SH OTHER 1 4,600 90 S & T BANCORP INC COMMON 783859101 764 44,932 SH DEFINED 1 44,932 S & T BANCORP INC COMMON 783859101 25 1,464 SH OTHER 1 1,464 SCHLUMBERGER LTD COMMON 806857108 142 2,175 SH DEFINED 1 2,175 SCHLUMBERGER LTD COMMON 806857108 206 3,168 SH OTHER 1 3,168 ST JUDE MED INC COMMON 790849103 413 11,238 SH DEFINED 1 11,238 ST JUDE MED INC COMMON 790849103 6 150 SH OTHER 1 150 STATE STR CORP COMMON 857477103 533 12,253 SH DEFINED 1 12,253 STATE STR CORP COMMON 857477103 21 474 SH OTHER 1 394 80 SUSQUEHANNA BANCSHARES INC COMMON 869099101 409 69,487 SH DEFINED 69,487 -- -- COLUMN 1 COL 2 COL 3 COL 4 COLUMN 5 COL 6 COL 7 COLUMN 8 TITLE MARKET VOTING OF VALUE SHS OR SH/ PUT/ INVESTMENT OTHER AUTHORITY ISSUER CLASS CUSIP (X$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE SUSQUEHANNA BANCSHARES INC P COMMON 869099101 308 52,242 SH DEFINED 1 52,242 TARGET CORP COMMON 87612E106 683 14,121 SH DEFINED 1 14,121 TARGET CORP COMMON 87612E106 218 4,500 SH OTHER 1 4,500 TEVA PHARMACEUTICAL INDS LTD COMMON 881624209 728 12,967 SH DEFINED 1 12,911 56 TEVA PHARMACEUTICAL INDS LTD COMMON 881624209 41 738 SH OTHER 1 538 200 TEXAS INSTRS INC COMMON 882508104 428 16,426 SH DEFINED 1 14,316 2,110 TEXAS INSTRS INC COMMON 882508104 64 2,467 SH OTHER 1 2,467 THERMO FISHER SCIENTIFIC INC COMMON 883556102 727 15,250 SH DEFINED 1 15,250 THERMO FISHER SCIENTIFIC INC COMMON 883556102 31 645 SH OTHER 1 645 TIME WARNER CABLE INC COMMON 88732J207 706 17,062 SH DEFINED 1 17,062 TIME WARNER CABLE INC COMMON 88732J207 16 375 SH OTHER 1 375 TRANSOCEAN LTD COMMON H8817H100 544 6,574 SH DEFINED 1 5,366 1,208 TRANSOCEAN LTD COMMON H8817H100 16 195 SH OTHER 1 195 TRISTATE CAPITAL BANK COMMON 99R733108 600 50,000 SH DEFINED 50,000 -- -- UNITED TECHNOLOGIES CORP COMMON 913017109 174 2,512 SH DEFINED 1 2,046 466 UNITED TECHNOLOGIES CORP COMMON 913017109 30 433 SH OTHER 1 433 US BANCORP DEL COMMON 902973304 18 812 SH OTHER 1 812 VERIZON COMMUNICATIONS INC COMMON 92343V104 1,387 41,872 SH DEFINED 1 41,744 128 VERIZON COMMUNICATIONS INC COMMON 92343V104 803 24,230 SH OTHER 1 20,386 3,844 VISA INC COMMON 92826C839 669 7,645 SH DEFINED 1 7,645 VISA INC COMMON 92826C839 24 270 SH OTHER 1 270 VIST FINANCIAL CORP COMMON 524477106 499 95,005 SH DEFINED 95,005 -- -- VIST FINANCIAL CORP COMMON 918255100 56 10,655 SH DEFINED 1 10,655 WAL MART STORES INC COMMON 931142103 762 14,265 SH DEFINED 1 12,025 2,240 WAL MART STORES INC COMMON 931142103 51 960 SH OTHER 1 890 70 WELLS FARGO & CO NEW COMMON 949746101 753 27,917 SH DEFINED 1 27,917 WELLS FARGO & CO NEW COMMON 949746101 219 8,131 SH OTHER 1 8,131 XCEL ENERGY INC COMMON 98389B100 619 29,186 SH DEFINED 1 29,186 XCEL ENERGY INC COMMON 98389B100 39 1,850 SH OTHER 1 1,850 ZIMMER HLDGS INC COMMON 98956P102 600 10,157 SH DEFINED 1 9,067 1,090 ZIMMER HLDGS INC COMMON 98956P102 26 435 SH OTHER 1 305 130 GRAND TOTALS 89,798 3,377,850