ImmunoGen, Inc. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Waltham, MA
SEC filing record 1 source field available
Fiscal year end
31 December
ImmunoGen, Inc. has filed 1,766 SEC EDGAR filings since 14 Feb 1994

SEC filing history

Showing 526-550 of 1,000 matching filings.

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25
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22
4

FORM 4 -

Filing date
04 Jan 2019
Reporting date
03 Jan 2019
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4

FORM 4 -

Filing date
04 Jan 2019
Reporting date
03 Jan 2019
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4

FORM 4 -

Filing date
04 Jan 2019
Reporting date
03 Jan 2019
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4

FORM 4 -

Filing date
04 Jan 2019
Reporting date
03 Jan 2019
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4

FORM 4 -

Filing date
04 Jan 2019
Reporting date
03 Jan 2019
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4

FORM 4 -

Filing date
02 Jan 2019
Reporting date
31 Dec 2018
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4

FORM 4 -

Filing date
02 Jan 2019
Reporting date
31 Dec 2018
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8-K File 000-17999

8-K

Filing date
26 Nov 2018
Reporting date
26 Nov 2018
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4

FORM 4 -

Filing date
07 Nov 2018
Reporting date
06 Nov 2018
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8-K File 000-17999

8-K

Filing date
02 Nov 2018
Reporting date
02 Nov 2018
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4

FORM 4 -

Filing date
17 Oct 2018
Reporting date
16 Oct 2018
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4

FORM 4 -

Filing date
01 Oct 2018
Reporting date
30 Sep 2018
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4

FORM 4 -

Filing date
01 Oct 2018
Reporting date
30 Sep 2018
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CT ORDER File 000-17999

CT ORDER filing

Filing date
25 Sep 2018
Reporting date
Not listed
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3

FORM 3 -

Filing date
20 Sep 2018
Reporting date
13 Sep 2018
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4

FORM 4 -

Filing date
11 Sep 2018
Reporting date
10 Sep 2018
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8-K File 000-17999

8-K

Filing date
27 Jul 2018
Reporting date
27 Jul 2018
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4

FORM 4 -

Filing date
02 Jul 2018
Reporting date
30 Jun 2018
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4

FORM 4 -

Filing date
02 Jul 2018
Reporting date
30 Jun 2018
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8-K File 000-17999

8-K

Filing date
28 Jun 2018
Reporting date
27 Jun 2018
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S-8 POS File 333-219718

S-8 POS

Filing date
25 Jun 2018
Reporting date
Not listed
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S-8 File 333-225860

S-8

Filing date
25 Jun 2018
Reporting date
Not listed
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8-K File 000-17999

8-K

Filing date
22 Jun 2018
Reporting date
20 Jun 2018
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