UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ------------------------ FORM 10-Q/A Amendment No. 1 (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTER ENDED JUNE 30, 2002 OR ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (NO FEE REQUIRED) COMMISSION FILE NUMBER 1-10173 ------------------------ LIFE SCIENCES RESEARCH, INC. (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER) MARYLAND (JURISDICTION OF INCORPORATION OR ORGANIZATION) PO BOX 2360, METTLERS ROAD, EAST MILLSTONE, NJ 08875-2360 (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE: 732 649 9961 Indicate by check mark whether the Registrant (1) has filed all reports required to be filed by Section 13 or Section 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 report), and (2) has been subject to such filing requirements for the past 90 days. Yes X No __ At July 31, 2002: 11,932,338 Voting Common Stock of $0.01 each EXPLANATORY NOTE This Amendment No. 1 to the Registrant's Quarterly Report on Form 10-Q for the period ending June 30, 2002 is being filed solely to include as Exhibit 99.2 the certification required by Section 906 of the Sarbanes-Oxley Act of 2002. No revisions have been made to the Registrant's financial statements or any other disclosure contained in such Quarterly Report. PART II. OTHER INFORMATION ITEM 6. EXHIBITS AND REPORTS ON FORM 8-K (A) Exhibits. 99.2 Certification of Chief Executive Officer and Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. (B) Reports on Form 8-K. Current Report on Form 8-K dated June 17, 2002 with respect to Item 5. 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 authorised. LIFE SCIENCES RESEARCH, INC. (Registrant) By: /s/ Richard Michaelson Name: Richard Michaelson Title: Chief Financial Officer Date: August 14, 2002 - -------------------------------------------------------------------------------- EXHIBIT INDEX Exhibit No. Title 99.2 Certification of Chief Executive Officer and Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. Exhibit 99.2 Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code) Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), each of the undersigned officers of Life Sciences Research, Inc., a Maryland corporation (the "Company"), does hereby certify, to such officer's knowledge, that: The Quarterly Report on Form 10-Q for the quarter ended June 30, 2002 (the "Form 10-Q") of the Company fully complies with the requirements of section 13 (a) and 15 (d) of the Securities Exchange Act of 1934, and information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company. Dated: August 14, 2002 /s/ Andrew H. Baker ----------------------- ---------------------------------------- Andrew H. Baker Chairman and Chief Executive Officer Dated: August 14, 2002 /s/ Richard Michaelson ----------------------- ---------------------------------------- Richard Michaelson Chief Financial Officer The foregoing certification is being furnished solely pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code) and is not being filed as part of the Form 10-Q or as a separate disclosure document.