REPLIGEN CORP 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
REPLIGEN CORP has filed 1,365 SEC EDGAR filings since 29 Jun 1995

SEC filing history

Showing 1-25 of 997 matching filings.

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25
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1
144 File 000-14656

144 filing

Filing date
24 Sep 2026
Reporting date
Not listed
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4

FORM 4

Filing date
22 Sep 2026
Reporting date
21 Sep 2026
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144 File 000-14656

144 filing

Filing date
21 Sep 2026
Reporting date
Not listed
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425 File 000-14656

425

Filing date
08 Sep 2026
Reporting date
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4

FORM 4

Filing date
08 Sep 2026
Reporting date
03 Sep 2026
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EFFECT File 333-298546

EFFECT filing

Filing date
04 Sep 2026
Reporting date
Not listed
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424B3 File 333-298546

424B3

Filing date
04 Sep 2026
Reporting date
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144 File 000-14656

144 filing

Filing date
04 Sep 2026
Reporting date
Not listed
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4

FORM 4

Filing date
02 Sep 2026
Reporting date
05 Mar 2026
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4

FORM 4

Filing date
21 Aug 2026
Reporting date
20 Aug 2026
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144 File 000-14656

144 filing

Filing date
20 Aug 2026
Reporting date
Not listed
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SCHEDULE 13G/A File 005-38071

SCHEDULE 13G/A filing

Filing date
14 Aug 2026
Reporting date
Not listed
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425

425

Filing date
04 Aug 2026
Reporting date
Not listed
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SCHEDULE 13G File 005-38071

SCHEDULE 13G filing

Filing date
31 Jul 2026
Reporting date
Not listed
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425

425

Filing date
24 Jul 2026
Reporting date
Not listed
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425

425

Filing date
22 Jul 2026
Reporting date
Not listed
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425 File 000-14656

425

Filing date
22 Jul 2026
Reporting date
Not listed
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4

4

Filing date
17 Jul 2026
Reporting date
16 Jul 2026
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