SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001104659-05-034492
Filing Date
2005-07-28
Accepted
2005-07-27 17:35:26
Documents
5
Period of Report
2004-06-30

Document Format Files

Seq Description Document Type Size
1 10-K/A a05-13711_410ka.htm 10-K/A 176171
2 EX-31.1 a05-13711_4ex31d1.htm EX-31.1 11971
3 EX-31.2 a05-13711_4ex31d2.htm EX-31.2 11833
4 EX-32 a05-13711_4ex32.htm EX-32 6668
5 filename5.htm CORRESP 8761
  Complete submission text file 0001104659-05-034492.txt   216829
Mailing Address 128 SIDNEY ST CAMBRIDGE MA 02139
Business Address 128 SIDNEY ST CAMBRIDGE MA 02139 6179952506
IMMUNOGEN INC (Filer) CIK: 0000855654 (see all company filings)

IRS No.: 042726691 | State of Incorp.: MA | Fiscal Year End: 0606
Type: 10-K/A | Act: 34 | File No.: 000-17999 | Film No.: 05978304
SIC: 2834 Pharmaceutical Preparations