1 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 13, 1997 CERUS CORPORATION (Exact name of registrant as specified in its charter) Delaware 0-21937 68-0262011 (State of jurisdiction) (Commission File No.) (IRS Employer Identification No.) 2525 Stanwell Drive, Suite 300 Concord, CA 94520 (Address of principal executive offices and zip code) Registrant's telephone number, including area code: (510) 603-9071 2 Item 5. Other Events On February 19, 1997, Cerus Corporation filed a Prospectus Supplement to the Prospectus dated January 30, 1997 with the Securities and Exchange Commission discussing the results of a February 13,1997 meeting with the United States Food and Drug Administration, which is filed herewith as Exhibit 99.1 and incorporated herein by reference. Item 7. Financial Statements, Pro Forma Financial Information and Exhibits (c) Exhibits. Exhibit Number Description - ------- -------------- 99.1 Prospectus Supplement, dated February 19, 1997. 3 SIGNATURES 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. Cerus Corporation Dated: February 19, 1997 By: /s/ David S. Clayton -------------------------- David S. Clayton Vice President, Finance and Chief Financial Officer 4 EXHIBIT INDEX Exhibit Number Description - ------- -------------- 99.1 Prospectus Supplement, dated February 19, 1997.