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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.20549
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FORM 8-K
CURRENT REPORT
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PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
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Date of Report (Date of earliest event reported): May 16, 2000
IMMUNOGEN, INC.
(Exact name of registrant as specified in its Charter)
Massachusetts 0-17999 04-2726691
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(State or Other Jurisdiction (Commission (IRS Employer
of Incorporation File Number) Identification No.)
333 Providence Highway, Norwood, Massachusetts 02062
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(Address of principal executive offices) (Zip Code)
Registrant's telephone number, including area code: (781) 769-4242
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ITEM 5. OTHER EVENTS. On May 16, 2000, ImmunoGen, Inc. announced the appointment
of Mark Skaletsky to its Board of Directors.
The press release announcing the appointment of Mr. Skaletsky to the ImmunoGen,
Inc. Board of Directors is incorporated herein by reference and filed as exhibit
99.1 hereto.
ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS
(C) Exhibits.
99.1 The Registrant's Press Release dated May 16, 2000.
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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 hereto duly authorized.
ImmunoGen, Inc.
(Registrant)
Date: May 16, 2000 /s/Kathleen A. Carroll
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Kathleen A. Carroll
Vice President, Finance and
Administration, and principal
financial officer
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EXHIBIT INDEX
Exhibit Sequential
Number Description Page Number(s)
99.1 The Registrant's Press Release
dated May 16, 2000 5
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