REPLIGEN CORP

RGEN - CIK 0000730272

Market cap$7.47 B

Rank#1116

SEC filings1,331

REPLIGEN CORP has filed 1,331 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (594 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.

Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.

Filing	Type	Filed	Period covered
Annual report	10-K	2003-06-27	2003-03-31
Securities registration	S-3	2003-06-13	-
Major company event	8-K	2003-06-05	2003-06-04
Major company event	8-K	2003-06-05	2003-06-05
Passive ownership stake (update)	SC 13G/A	2003-05-28	-
Insider trade	4	2003-05-20	2003-05-16
REGDEX	-	2003-05-07	-
Major company event	8-K	2003-05-02	2003-05-01
Major company event	8-K	2003-05-01	2003-05-01
Insider trade	4	2003-04-22	2003-04-17
8-A12G	-	2003-03-04	-
Major company event	8-K	2003-03-04	2003-03-03
Passive ownership stake (update)	SC 13G/A	2003-02-18	-
Passive ownership stake (update)	SC 13G/A	2003-02-12	-
Quarterly report	10-Q	2003-02-07	2002-12-31
Quarterly report	10-Q	2002-11-12	2002-09-30
Major company event	8-K	2002-11-12	2002-11-11
Major company event	8-K	2002-10-21	2002-10-17
Major company event	8-K	2002-10-07	2002-10-04
Insider trade	4	2002-10-04	2002-10-02
Insider trade	4	2002-09-30	2002-09-26
Insider trade	4	2002-09-25	2002-09-23
Annual report to shareholders	ARS	2002-08-07	2002-03-31
Quarterly report	10-Q	2002-08-02	2002-06-30
Proxy statement	DEF 14A	2002-07-22	2002-09-12
PRE 14A	-	2002-07-05	2002-09-12
Major company event (amended)	8-K/A	2002-06-28	2002-06-12
Major company event	8-K	2002-06-19	2002-06-12
Employee stock plan	S-8	2002-05-24	-
Major company event	8-K	2002-05-24	2002-05-24
Annual report	10-K	2002-05-24	2002-03-31
Major company event	8-K	2002-04-09	2002-04-05
Passive ownership stake (update)	SC 13G/A	2002-02-15	-
Passive ownership stake (update)	SC 13G/A	2002-02-14	-
Quarterly report	10-Q	2002-02-14	2001-12-31
Passive ownership stake (update)	SC 13G/A	2002-02-13	-
Quarterly report	10-Q	2001-11-14	2001-09-30
Insider trade	4	2001-09-10	2001-08-01
Passive ownership stake (update)	SC 13G/A	2001-08-31	-
Quarterly report	10-Q	2001-08-14	2001-06-30
Proxy statement	DEF 14A	2001-07-19	2001-09-13
Annual report	10-K	2001-06-29	2001-03-31
Passive ownership stake	SC 13G	2001-05-11	-
Insider trade	4	2001-04-10	2001-03-01
Passive ownership stake (update)	SC 13G/A	2001-02-14	-
Quarterly report	10-Q	2001-02-14	2000-12-31
Passive ownership stake (update)	SC 13G/A	2001-02-13	-
Passive ownership stake (update)	SC 13G/A	2001-02-08	-
Insider trade	4	2001-01-10	2000-12-01
Quarterly report	10-Q	2000-11-14	2000-09-30

Filing

Type

Filed

Period covered

Annual report

10-K

2003-06-27

2003-03-31

Securities registration

S-3

2003-06-13

Major company event

8-K

2003-06-05

2003-06-04

Major company event

8-K

2003-06-05

Passive ownership stake (update)

SC 13G/A

2003-05-28

Insider trade

2003-05-20

2003-05-16

REGDEX

2003-05-07

Major company event

8-K

2003-05-02

2003-05-01

Major company event

8-K

2003-05-01

Insider trade

2003-04-22

2003-04-17

8-A12G

2003-03-04

Major company event

8-K

2003-03-04

2003-03-03

Passive ownership stake (update)

SC 13G/A

2003-02-18

Passive ownership stake (update)

SC 13G/A

2003-02-12

Quarterly report

10-Q

2003-02-07

2002-12-31

Quarterly report

10-Q

2002-11-12

2002-09-30

Major company event

8-K

2002-11-12

2002-11-11

Major company event

8-K

2002-10-21

2002-10-17

Major company event

8-K

2002-10-07

2002-10-04

Insider trade

2002-10-04

2002-10-02

Insider trade

2002-09-30

2002-09-26

Insider trade

2002-09-25

2002-09-23

Annual report to shareholders

ARS

2002-08-07

2002-03-31

Quarterly report

10-Q

2002-08-02

2002-06-30

Proxy statement

DEF 14A

2002-07-22

2002-09-12

PRE 14A

2002-07-05

2002-09-12

Major company event (amended)

8-K/A

2002-06-28

2002-06-12

Major company event

8-K

2002-06-19

2002-06-12

Employee stock plan

S-8

2002-05-24

Major company event

8-K

2002-05-24

Annual report

10-K

2002-05-24

2002-03-31

Major company event

8-K

2002-04-09

2002-04-05

Passive ownership stake (update)

SC 13G/A

2002-02-15

Passive ownership stake (update)

SC 13G/A

2002-02-14

Quarterly report

10-Q

2002-02-14

2001-12-31

Passive ownership stake (update)

SC 13G/A

2002-02-13

Quarterly report

10-Q

2001-11-14

2001-09-30

Insider trade

2001-09-10

2001-08-01

Passive ownership stake (update)

SC 13G/A

2001-08-31

Quarterly report

10-Q

2001-08-14

2001-06-30

Proxy statement

DEF 14A

2001-07-19

2001-09-13

Annual report

10-K

2001-06-29

2001-03-31

Passive ownership stake

SC 13G

2001-05-11

Insider trade

2001-04-10

2001-03-01

Passive ownership stake (update)

SC 13G/A

2001-02-14

Quarterly report

10-Q

2001-02-14

2000-12-31

Passive ownership stake (update)

SC 13G/A

2001-02-13

Passive ownership stake (update)

SC 13G/A

2001-02-08

Insider trade

2001-01-10

2000-12-01

Quarterly report

10-Q

2000-11-14

2000-09-30