UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Form 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Act of 1934 November 22, 1999 Date of Report (Date of earliest event reported) MAXWELL TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) Delaware #0-10964 95-2390133 (State or other (Commission (I.R.S. Employer jurisdiction File Number) Identification No.) of incorporation) 9275 Sky Park Court San Diego, California 92123 (Address of principal executive offices) Registrant's telephone number, including area code: (858) 279-5100 ITEM 8. Change in Fiscal Year On November 22, 1999, the Registrant's Board of Directors adopted a resolution to change the fiscal year of the Registrant to a January 1 to December 31 calendar year. The Registrant previously reported its results on an August 1 to July 31 fiscal year. The Registrant will be filing an Annual Report on Form 10-K for the transition period August 1 to December 31, 1999. 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 thereunto duly authorized. Date: December 7, 1999 Maxwell Technologies, Inc. By: /s/ Donald M. Roberts --------------------- Donald M. Roberts Vice President, Secretary and General Counsel