SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2005 ProAssurance Corporation (Exact name of registrant as specified in its charter) Delaware 001-16533 63-1261433 (State of Incorporation) (Commission File No.) (IRS Employer I.D. No.) 100 Brookwood Place, Birmingham, Alabama 35209 (Address of Principal Executive Office) (Zip code) Registrant's telephone number, including area code: (205) 877-4400 ITEM 2.02 RESULTS OF OPERATION AND FINANCIAL CONDITION On February 23, 2005 ProAssurance Corporation issued a news release announcing its financial results for its year and quarter ended December 31, 2004. ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS a. None b. None c. We are furnishing the following document as an Exhibit to this Current Report on Form 8-K pursuant to Item 601 of Regulation 8-K: 99.1 Press release reporting results of our operations for the fourth quarter and full year ended December 31, 2004, issued on February 23, 2005. We are furnishing the exhbit to this Form 8-K in accordance with items 2.02. The exhibit shall not be deemed to be "filed" for the purposes of Section 18 of the Securities and Exchange Act of 1934 (the "Exchange Act"), or otherwise subject to the liability of such section, nor shall such information be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, regardless of the general incorporation language of such filing, except as shall be expressly set forth by specific reference in such filing. 2 SIGNATURE Pursuant to the requirements of the Securities Exchange act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Date: February 23, 2005 PROASSURANCE CORPORATION By: /s/ Howard H. Friedman ------------------------------- Howard H. Friedman Chief Financial Officer 3