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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001558370-22-002358
Filing Date
2022-02-28
Accepted
2022-02-28 16:20:24
Documents
89
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 10-K imgn-20211231x10k.htm   iXBRL 10-K 2522727
2 EX-10.8 imgn-20211231xex10d8.htm EX-10.8 48675
3 EX-10.9 imgn-20211231xex10d9.htm EX-10.9 727792
4 EX-10.23 imgn-20211231xex10d23.htm EX-10.23 109739
5 EX-10.24 imgn-20211231xex10d24.htm EX-10.24 26660
6 EX-21 imgn-20211231xex21.htm EX-21 5169
7 EX-23 imgn-20211231xex23.htm EX-23 4604
8 EX-31.1 imgn-20211231xex31d1.htm EX-31.1 15972
9 EX-31.2 imgn-20211231xex31d2.htm EX-31.2 16005
10 EX-32 imgn-20211231xex32.htm EX-32 14328
  Complete submission text file 0001558370-22-002358.txt   11451353

Data Files

Seq Description Document Type Size
11 EX-101.SCH imgn-20211231.xsd EX-101.SCH 74705
12 EX-101.CAL imgn-20211231_cal.xml EX-101.CAL 56959
13 EX-101.DEF imgn-20211231_def.xml EX-101.DEF 411785
14 EX-101.LAB imgn-20211231_lab.xml EX-101.LAB 662870
15 EX-101.PRE imgn-20211231_pre.xml EX-101.PRE 612622
83 EXTRACTED XBRL INSTANCE DOCUMENT imgn-20211231x10k_htm.xml XML 1613447
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: 1231
Type: 10-K | Act: 34 | File No.: 000-17999 | Film No.: 22689912
SIC: 2834 Pharmaceutical Preparations
Office of Life Sciences