SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment #1 Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 1993 Commission File Number 0-1052 MILLIPORE CORPORATION (Exact name of registrant as specified in its charter) MASSACHUSETTS 04-2170233 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 80 Ashby Road, Bedford, MA 01730 (Address of principal executive (Zip Code) offices) Registrant's telephone number, including area code 617-275-9200 Securities registered pursuant to Section 12(b) of the Act: Name of exchange Title of Class on which registered COMMON STOCK, $1.00 PAR VALUE NEW YORK STOCK EXCHANGE, INC. Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes X No Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of regulation S-K is not contained herein and will not be contained to the best of registrant's knowledge in definitive proxy or information statements incorporated by reference in Part III of Form 10-K or any amendment to this Form 10-K [ ] As of January 31, 1994, the aggregate market value of the registrant's voting stock held by non-affiliates of the registrant was approximately $1,141,605,000 based on the closing price on that date on the New York Stock Exchange. As of February 25, 1994, 28,191,515 shares of the registrant's Common Stock were outstanding. DOCUMENTS INCORPORATED BY REFERENCE Document Incorporated into Form 10K 1993 Annual Report to Shareholders Parts I and II (pages 33-51 only) Definitive Proxy Statement Part III dated March 18, 1994 SIGNATURES Pursuant to the requirements of Section 12b-15 of the Securities Exchange Act of 1934, the Registrant has duly caused this Amendment #1 to its Annual Report on Form 10-K to be signed on its behalf by the undersigned thereunto duly authorized. MILLIPORE CORPORATION Geoffrey Nunes By /s/ Geoffrey Nunes Senior Vice President Dated: June 28, 1994 INDEX TO EXHIBITS Exhibit No. Description Tab No. (10) Executive "Sales of Business" 1-Enclosed Incentive Termination Agreements (2) (11) Computation of Per Share Earnings 2-Previously Submitted (13) Annual Report to Shareholders, December 31, 1993 3-Previously Submitted (21) Subsidiaries of Millipore 4-Previously Submitted (23) Consents of Experts (see page 21 hereto) (24) Power of Attorney 5-Previously Submitted