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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001104659-20-137507
Filing Date
2020-12-18
Accepted
2020-12-18 17:19:13
Documents
16
Period of Report
2020-12-18
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 1.02: Termination of a Material Definitive Agreement
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2038486d4_8k.htm   iXBRL 8-K 29328
2 EXHIBIT 5.1 tm2038486d4_ex5-1.htm EX-5.1 12457
3 EXHIBIT 10.1 tm2038486d4_ex10-1.htm EX-10.1 242703
4 EXHIBIT 99.1 tm2038486d4_ex99-1.htm EX-99.1 4829
8 GRAPHIC tm2038486d4_ex5-1img01.jpg GRAPHIC 3772
  Complete submission text file 0001104659-20-137507.txt   533271

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA imgn-20201218.xsd EX-101.SCH 3190
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE imgn-20201218_lab.xml EX-101.LAB 34592
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE imgn-20201218_pre.xml EX-101.PRE 22713
9 EXTRACTED XBRL INSTANCE DOCUMENT tm2038486d4_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.: 201401540
SIC: 2834 Pharmaceutical Preparations