ImmunoGen, Inc. reports

Company location: Waltham, MA
Fiscal year end: 31 December

ImmunoGen, Inc. has filed 1,766 SEC EDGAR filings since 14 Feb 1994

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SEC filing history

Showing 976-1,000 of 1,000 matching filings.

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25

Current page

40

4

FORM 4 -

Filing date: 17 Jul 2013
Reporting date: 16 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 17 Jul 2013
Reporting date: 16 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 17 Jul 2013
Reporting date: 16 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 17 Jul 2013
Reporting date: 16 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 17 Jul 2013
Reporting date: 16 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 12 Jul 2013
Reporting date: 11 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 05 Jul 2013
Reporting date: 03 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 02 Jul 2013
Reporting date: 01 Jul 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 01 Jul 2013
Reporting date: 28 Jun 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 01 Jul 2013
Reporting date: 28 Jun 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

CT ORDER File 000-17999

CT ORDER filing

Filing date: 24 Jun 2013
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-17999

8-K

Filing date: 07 Jun 2013
Reporting date: 03 Jun 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 04 Jun 2013
Reporting date: 03 Jun 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 28 May 2013
Reporting date: 24 May 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-17999

10-Q

Filing date: 06 May 2013
Reporting date: 31 Mar 2013
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4 -

Filing date: 02 May 2013
Reporting date: 01 May 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-17999

8-K

Filing date: 26 Apr 2013
Reporting date: 26 Apr 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 12 Apr 2013
Reporting date: 10 Apr 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-17999

8-K

Filing date: 08 Apr 2013
Reporting date: 07 Apr 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-17999

8-K

Filing date: 04 Apr 2013
Reporting date: 29 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 02 Apr 2013
Reporting date: 29 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 02 Apr 2013
Reporting date: 29 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 02 Apr 2013
Reporting date: 01 Apr 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 12 Mar 2013
Reporting date: 08 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 -

Filing date: 08 Mar 2013
Reporting date: 07 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

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