Form 424B3 - Prospectus [Rule 424(b)(3)]:
SEC Accession No. 0000950135-99-004869
Filing Date
1999-10-26
Accepted
1999-10-26 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 PROSPECTUS SUPPLEMENT NO.2 DATED OCTOBER 26, 1999 424B3 1764
  Complete submission text file 0000950135-99-004869.txt   3157
Mailing Address 333 PROVIDENCE HIGHWAY NORWOOD MA 02062
Business Address 333 PROVIDENCE HIGHWAY NORWOOD MA 02062 6176619312
IMMUNOGEN INC (Filer) CIK: 0000855654 (see all company filings)

EIN.: 042726691 | State of Incorp.: MA | Fiscal Year End: 0630
Type: 424B3 | Act: 33 | File No.: 333-31795 | Film No.: 99733769
SIC: 2834 Pharmaceutical Preparations