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, 2005 Check here if Amendment [_]; Amendment Number: This Amendment (Check only one): [_] is a restatement. [_] adds new holdings entries. Institutional Investment Manager: Name: United Fire & Casualty Company Address: 118 Second Ave., S.E. Cedar Rapids, IA 52407 Form 13F File Number: 28-6427 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 that 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 the Reporting Manager: Name: Dianne M. Lyons Title: Controller Phone: 319-399-5723 Signature, Place and Date of Signing: /s/ Dianne M. Lyons Cedar Rapids, IA 2/13/2006 ------------------------------- Dianne M. Lyons 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: 0 Form 13F Information Table Entry Total: 65 Form 13F Information Table Value Total: $ 156,805 (in thousands) List of Other Included Managers: NONE FORM 13F INFORMATION TABLE VOTING AUTHORITY VALUE SHARES/ SH/ PUT/ INVSTMNT OTHER ------------------- NAME OF ISSUER TITLE OF CLASS CUSIP (x $1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE -------------- -------------- ----------- --------- ------- --- ---- -------- -------- ------- ------ ---- AT&T Inc Common 00206R-10-2 1,934 78,960 SH Sole 78,960 Abbott Laboratories Common 002824-10-0 6,900 175,000 SH Sole 175,000 Agilysys Inc Common 00847J-10-5 5,788 317,666 SH Sole 317,666 Alderwoods Group Inc Common 014383-10-3 610 38,421 SH Sole 38,421 Alliant Energy Corporation Common 018802-10-8 3,426 122,200 SH Sole 122,200 ALLTEL Corporation Common 020039-10-3 790 12,518 SH Sole 12,518 American Strategic Inc Port II Common 030099-10-5 276 25,420 SH Sole 25,420 Anheuser-Busch Companies Inc Common Common 035229-10-3 172 4,000 SH Sole 4,000 BCE Inc Common 05534B-10-9 388 16,200 SH Sole 16,200 BRE Properties Inc Common 05564E-10-6 819 18,000 SH Sole 18,000 Bank of America Corporation Common 060505-10-4 6,461 140,000 SH Sole 140,000 Bell South Corporation Common 079860-10-2 434 16,000 SH Sole 16,000 Bemis Company Inc Common 081437-10-5 875 31,400 SH Sole 31,400 Boeing Company Common 097023-10-5 2,458 35,000 SH Sole 35,000 Burlington Northern Santa Fe Common 12189T-10-4 1,144 16,158 SH Sole 16,158 Burlington Resources Inc Common 122014-10-3 1,202 13,944 SH Sole 13,944 Cincinnati Financial Corp Common 172062-10-1 14,310 320,276 SH Sole 320,276 Cummins Inc Common 231021-10-6 1,754 19,545 SH Sole 19,545 Dean Foods Company Common 242370-10-4 1,818 48,261 SH Sole 48,261 Del Monte Foods Co Common 24522P-10-3 210 20,097 SH Sole 20,097 Dow Chemical Company Common 260543-10-3 3,944 90,000 SH Sole 90,000 Duke Energy Corporation Common 264399-10-6 4,068 148,192 SH Sole 148,192 Duquesne Light Holdings Inc Common 266233-10-5 1,061 65,000 SH Sole 65,000 Emerson Electric Co Common 291011-10-4 471 6,300 SH Sole 6,300 Exxon Mobil Corporation Common 30231G-10-2 2,247 40,000 SH Sole 40,000 Fidelity National Title Group Common 31620R-10-5 77 3,177 SH Sole 3,177 Fidelity National Financial In Common 316326-10-7 668 18,158 SH Sole 18,158 Arthur J Gallagher & Co Common 363576-10-9 319 10,321 SH Sole 10,321 General Electric Company Common 369604-10-3 7,361 210,000 SH Sole 210,000 Greater Bay Bancorp Common 391648-10-2 512 20,000 SH Sole 20,000 H J Heinz Company Common 423074-10-3 1,517 45,000 SH Sole 45,000 Honeywell International Inc Common 438516-10-6 1,304 35,000 SH Sole 35,000 Hospira Inc Common 441060-10-0 684 16,000 SH Sole 16,000 Intel Corporation Common 458140-10-0 250 10,000 SH Sole 10,000 JPMorgan Chase & Co Common 46625H-10-0 2,292 57,736 SH Sole 57,736 Johnson & Johnson Common 478160-10-4 1,803 30,000 SH Sole 30,000 Keycorp Common 493267-10-8 1,153 35,000 SH Sole 35,000 MCI Inc. Common 552691-10-7 665 33,694 SH Sole 33,694 Newell Rubbermaid Inc Common 651229-10-6 1,088 45,766 SH Sole 45,766 Nicor Inc Common 654086-10-7 1,572 40,000 SH Sole 40,000 Ohio Casualty Corporation Common 677240-10-3 283 10,000 SH Sole 10,000 Old Republic International Cor Common 680223-10-4 4,720 179,752 SH Sole 179,752 Penwest Pharmaceuticals Co. Common 709754-10-5 586 30,000 SH Sole 30,000 PepsiCo Inc Common 713448-10-8 1,182 20,000 SH Sole 20,000 Pfizer Inc Common 717081-10-3 700 30,000 SH Sole 30,000 Piper Jaffray Cos Common 724078-10-0 336 8,329 SH Sole 8,329 Procter & Gamble Company Common 742718-10-9 3,820 66,000 SH Sole 66,000 Progress Energy Inc Common 743263-10-5 840 19,131 SH Sole 19,131 QCR Holdings Inc Common 74727A-10-4 1,626 83,181 SH Sole 83,181 Royal Dutch Shell ADR Common 780259-20-6 1,845 30,000 SH Sole 30,000 SAFECO Corporation Common 786429-10-0 2,630 46,550 SH Sole 46,550 Schering-Plough Corporation Common 806605-10-1 209 10,000 SH Sole 10,000 Schnitzer Steel Industries Inc Common 806882-10-6 306 10,000 SH Sole 10,000 TNT N V Common 87260W-10-1 126 4,034 SH Sole 4,034 TXU Corporation Common 873168-10-8 3,011 60,000 SH Sole 60,000 Terra Industries Inc. Common 880915-10-3 599 106,969 SH Sole 106,969 Treehouse Foods Inc Common 89469A-10-4 181 9,652 SH Sole 9,652 U S Bancorp Common 902973-30-4 24,082 805,784 SH Sole 805,784 Vectren Corporation Common 92240G-10-1 724 26,658 SH Sole 26,658 Verizon Communications Inc Common 92343V-10-4 1,104 36,648 SH Sole 36,648 Wachovia Corporation Common 929903-10-2 1,586 30,008 SH Sole 30,008 Wells Fargo & Company Common 949746-10-1 7,362 117,176 SH Sole 117,176 Wintrust Financial Corporation Common 97650W-10-8 12,656 230,523 SH Sole 230,523 Xcel Energy Inc. Common 98389B-10-0 1,292 70,000 SH Sole 70,000 Montpelier Re Holdings Ltd Common G62185-10-6 174 9,189 SH Sole 9,189 --------------------------------------------------------------------------------------------------------------- Report Summary Data Records 65 156,805 0 other managers on whose behalf report is filed ---------------------------------------------------------------------------------------------------------------