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 876-900 of 1,000 matching filings.

Per page
25
Current page
36
4

FORM 4 -

Filing date
12 Nov 2014
Reporting date
11 Nov 2014
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4

FORM 4 -

Filing date
12 Nov 2014
Reporting date
11 Nov 2014
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4

FORM 4 -

Filing date
12 Nov 2014
Reporting date
11 Nov 2014
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4

FORM 4 -

Filing date
12 Nov 2014
Reporting date
11 Nov 2014
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4

FORM 4 -

Filing date
12 Nov 2014
Reporting date
11 Nov 2014
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4

FORM 4 -

Filing date
12 Nov 2014
Reporting date
11 Nov 2014
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8-K File 000-17999

8-K

Filing date
24 Oct 2014
Reporting date
24 Oct 2014
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8-K File 000-17999

8-K

Filing date
07 Oct 2014
Reporting date
03 Oct 2014
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ARS File 000-17999

AUTO-GENERATED PAPER DOCUMENT

Filing date
01 Oct 2014
Reporting date
30 Jun 2014
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4

FORM 4 -

Filing date
01 Oct 2014
Reporting date
30 Sep 2014
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8-K File 000-17999

8-K

Filing date
30 Sep 2014
Reporting date
29 Sep 2014
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DEFA14A File 000-17999

DEFA14A

Filing date
30 Sep 2014
Reporting date
Not listed
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DEF 14A File 000-17999

DEF 14A

Filing date
30 Sep 2014
Reporting date
11 Nov 2014
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3

FORM 3 -

Filing date
22 Sep 2014
Reporting date
15 Sep 2014
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4

FORM 4 -

Filing date
22 Sep 2014
Reporting date
19 Sep 2014
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8-K File 000-17999

8-K

Filing date
19 Sep 2014
Reporting date
15 Sep 2014
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8-K File 000-17999

8-K

Filing date
18 Sep 2014
Reporting date
17 Sep 2014
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8-K File 000-17999

8-K

Filing date
01 Aug 2014
Reporting date
01 Aug 2014
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4

FORM 4 -

Filing date
18 Jul 2014
Reporting date
17 Jul 2014
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4

FORM 4 -

Filing date
18 Jul 2014
Reporting date
17 Jul 2014
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4

FORM 4 -

Filing date
18 Jul 2014
Reporting date
17 Jul 2014
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4

FORM 4 -

Filing date
18 Jul 2014
Reporting date
17 Jul 2014
SEC evidence
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4

FORM 4 -

Filing date
18 Jul 2014
Reporting date
17 Jul 2014
SEC evidence
Open document Open filing
Next action
Verify source filing
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