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: October 22, 2003 Date of earliest event reported: October 22, 2003 PFIZER INC. (Exact name of registrant as specified in its charter) Delaware 1-3619 13-5315170 (State or other (Commission File (I.R.S. Employer jurisdiction of (Number) Identification No.) incorporation) 235 East 42nd Street 10017 New York, New York (Zip Code) (Address of principal executive offices) Registrant's telephone number, including area code: (212) 573-2323 Item 7(c). Exhibits Exhibit 99 - Press Release of Pfizer Inc. dated October 22, 2003, reporting Pfizer's financial results for the third quarter of 2003. Item 12. Results of Operations and Financial Condition On October 22, 2003, Pfizer Inc. issued a press release announcing its financial results for the third quarter of 2003. A copy of the press release is furnished as Exhibit 99 to this report and is incorporated herein by reference. SIGNATURE Under the requirements of the Securities Exchange Act of 1934, the registrant has caused this report to be signed on its behalf by the authorized undersigned. PFIZER INC. By: /s/Margaret M.Foran ---------------------------- Margaret M. Foran Title: Vice President-Corporate Governance and Secretary Dated: October 22, 2003 EXHIBIT INDEX Exhibit No. Description 99 Press Release of Pfizer Inc. dated October 22, 2003, reporting Pfizer's financial results for the third quarter of 2003.