UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 13, 2003 ULTRALIFE BATTERIES, INC. ------------------------- (Exact name of registrant as specified in its charter) Delaware -------- (State or other jurisdiction of incorporation or organization) 0-20852 16-1387013 ------- ---------- (Commission File Number) (I.R.S. Employer Identification No.) 2000 Technology Parkway, Newark, New York 14513 ---------------------------------------------------- (Address of principal executive offices) (Zip Code) (315) 332-7100 -------------- (Registrant's telephone number, including area code) Item 7. Financial Statements, Pro Forma Financials and Exhibits. (a) Financial Statements of Business Acquired. Not applicable. (b) Pro Forma Financial Information. Not applicable. (c) Exhibits. 99.1 Press Release dated May 13, 2003 Item 9. Regulation FD Disclosure. The following information is furnished pursuant to Item 12, Disclosure of Results of Operations and Financial Condition. It is being furnished under Item 9 of this Form 8-K in accordance with interim guidance issued by the Securities and Exchange Commission in Release No. 33-8216. On May 13, 2003, Ultralife Batteries, Inc. (the "Company") issued a press release setting forth the Company's financial results for the first quarter of 2003. A copy of the Company's press release is attached hereto as Exhibit 99.1. 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. ULTRALIFE BATTERIES, INC. Dated: May 13, 2003 By: /s/Robert W. Fishback ------------------------------ Robert W. Fishback Vice President - Finance and Chief Financial Officer Index to Exhibits (99) Additional Exhibits 99.1 Press Release dated May 13, 2003