8-K
File 000-17999
8-K
- Filing date
- 16 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
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ImmunoGen, Inc. reports
- Company location
- Waltham, MA
- Fiscal year end
- 31 December
Company
Names, identifiers, and filing context for this profile.
1 identity field
SEC filing record 1 source field available
ImmunoGen, Inc. has filed 1,766 SEC EDGAR filings since 14 Feb 1994
SEC filing history
Showing 651-675 of 1,000 matching filings.
Per page
25
Current page
27
4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
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4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
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4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
FORM 4 -
- Filing date
- 15 Jun 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
8-K
File 000-17999
8-K
- Filing date
- 30 May 2017
- Reporting date
- 26 May 2017
- SEC evidence
- Open document Open filing
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8-K
File 000-17999
8-K
- Filing date
- 23 May 2017
- Reporting date
- 23 May 2017
- SEC evidence
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EFFECT
File 333-216438
EFFECT filing
- Filing date
- 11 May 2017
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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424B5
File 333-216438
424B5
- Filing date
- 11 May 2017
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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424B2
File 333-216438
424B2
- Filing date
- 11 May 2017
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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CORRESP
CORRESP filing
- Filing date
- 09 May 2017
- Reporting date
- Not listed
- SEC evidence
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S-3/A
File 333-216438
S-3/A
- Filing date
- 05 May 2017
- Reporting date
- Not listed
- SEC evidence
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10-Q
File 000-17999
10-Q
- Filing date
- 05 May 2017
- Reporting date
- 31 Mar 2017
- SEC evidence
- Open document Open filing Open XBRL
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8-K
File 000-17999
8-K
- Filing date
- 05 May 2017
- Reporting date
- 05 May 2017
- SEC evidence
- Open document Open filing
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DEFA14A
File 000-17999
DEFA14A
- Filing date
- 28 Apr 2017
- Reporting date
- Not listed
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DEF 14A
File 000-17999
DEF 14A
- Filing date
- 28 Apr 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
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SC 13G
File 005-40774
HIGHBRIDGE CAPITAL MANAGEMENT LLC
- Filing date
- 24 Apr 2017
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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PRE 14A
File 000-17999
PRE 14A
- Filing date
- 18 Apr 2017
- Reporting date
- 13 Jun 2017
- SEC evidence
- Open document Open filing
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3
FORM 3 -
- Filing date
- 06 Apr 2017
- Reporting date
- 29 Mar 2017
- SEC evidence
- Open document Open filing
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8-K
File 000-17999
8-K
- Filing date
- 05 Apr 2017
- Reporting date
- 31 Mar 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
FORM 4 -
- Filing date
- 04 Apr 2017
- Reporting date
- 31 Mar 2017
- SEC evidence
- Open document Open filing
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