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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001558370-20-014334
Filing Date
2020-12-11
Accepted
2020-12-11 16:40:46
Documents
12
Period of Report
2020-12-10
Items
Item 8.01: Other Events

Document Format Files

Seq Description Document Type Size
1 8-K imgn-20201210x8k.htm   iXBRL 8-K 34696
  Complete submission text file 0001558370-20-014334.txt   153230

Data Files

Seq Description Document Type Size
2 EX-101.SCH imgn-20201210.xsd EX-101.SCH 2986
3 EX-101.LAB imgn-20201210_lab.xml EX-101.LAB 16755
4 EX-101.PRE imgn-20201210_pre.xml EX-101.PRE 9902
5 EXTRACTED XBRL INSTANCE DOCUMENT imgn-20201210x8k_htm.xml XML 4692
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: 8-K | Act: 34 | File No.: 000-17999 | Film No.: 201383948
SIC: 2834 Pharmaceutical Preparations