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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001104659-11-031854
Filing Date
2011-05-27
Accepted
2011-05-27 08:10:23
Documents
1
Period of Report
2011-05-23
Items
Item 8.01: Other Events

Document Format Files

Seq Description Document Type Size
1 8-K a11-13294_18k.htm 8-K 19359
  Complete submission text file 0001104659-11-031854.txt   20338
Mailing Address 830 WINTER ST WALTHAM MA 02451
Business Address 830 WINTER ST WALTHAM MA 02451 (781)895-0600
IMMUNOGEN INC (Filer) CIK: 0000855654 (see all company filings)

IRS No.: 042726691 | State of Incorp.: MA | Fiscal Year End: 0630
Type: 8-K | Act: 34 | File No.: 000-17999 | Film No.: 11876063
SIC: 2834 Pharmaceutical Preparations