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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001104659-20-137428
Filing Date
2020-12-18
Accepted
2020-12-18 16:16:09
Documents
13
Period of Report
2020-12-18
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2038486d5_8k.htm   iXBRL 8-K 22223
2 EXHIBIT 99.1 tm2038486d5_ex99-1.htm EX-99.1 129891
  Complete submission text file 0001104659-20-137428.txt   360806

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA imgn-20201218.xsd EX-101.SCH 3190
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE imgn-20201218_lab.xml EX-101.LAB 34592
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE imgn-20201218_pre.xml EX-101.PRE 22713
6 EXTRACTED XBRL INSTANCE DOCUMENT tm2038486d5_8k_htm.xml XML 3468
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.: 201400808
SIC: 2834 Pharmaceutical Preparations
Office of Life Sciences