By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
Repligen Corp officers and board members have only been selling lately: five insiders trimmed about $15.3 million of stock over 12 months, with no open-market purchases.
That's worth context: executives sell for plenty of routine reasons, from scheduled trading plans to tax bills. Buying is the rarer, more telling signal.
Looking at the quarterly pattern: 2 quarters in a row of net selling by insiders. Insiders bought in 2 of the last 7 full quarters. 480 investment managers listed RGEN in their latest 13F filings (Q2 2026); more funds bought than sold. RGEN also shows up in congressional disclosures: 7 reported trades from two lawmakers in two years.
Are insiders buying or selling RGEN stock?
In the last 12 months Repligen Corp insiders made open-market purchases worth about $0 and sales worth about $15.3 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in RGEN?
The most recent open-market insider trade in RGEN was filed on 2026-10-06.
How many institutions own RGEN?
480 investment managers reported holding RGEN in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded RGEN?
Yes. Members of Congress reported 7 trades in RGEN over the past two years. The full list is free on CapitalSnitch.
Free weekly email: the week's biggest insider buys and Congress trades, every Monday. No spam, one-click unsubscribe.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).