NASDAQ: RGEN
Repligen Corp Stock Ownership - Who owns Repligen?

Insider buying vs selling

Have Repligen Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Olivier LoeillotChief Executive Officer2025-11-257,041$170.00
$1.20MSell
James BylundChief Operating Officer2025-11-182,191$151.21
$331.30kSell
Anthony HuntDirector2025-11-131,784$151.01
$269.40kSell
Anthony HuntDirector2025-11-132,100$152.17
$319.56kSell
Anthony HuntDirector2025-11-132,923$153.14
$447.63kSell
Anthony HuntDirector2025-11-132,500$154.32
$385.80kSell
Anthony HuntDirector2025-11-133,000$155.45
$466.35kSell
Anthony HuntDirector2025-11-135,737$156.22
$896.23kSell
Anthony HuntDirector2025-11-131,956$157.11
$307.31kSell
Anthony HuntDirector2025-11-132,952$33.87
$99.98kBuy

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Net Insider Buy/Sell (L12M) Ownership

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RGEN Shareholders

What type of owners hold Repligen Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Bvf Partners L P19.65%11,060,200$1.78BInsider
Roy T. Eddleman13.65%7,685,810$1.24BInsider
Blackrock Inc10.91%6,139,730$987.33MInstitution
Vanguard Group Inc8.96%5,044,191$811.16MInstitution
Price T Rowe Associates Inc6.23%3,507,378$564.02MInstitution
United Capital Financial Advisors LLC4.90%2,755,943$443.18MInstitution
Fmr LLC4.78%2,691,212$432.77MInstitution
State Street Corp3.20%1,801,536$289.71MInstitution
Citadel Advisors LLC2.99%1,684,720$270.92MInstitution
Point72 Asset Management LP2.56%1,440,721$231.68MInstitution

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RGEN vs Medical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
RGEN74.10%25.90%Net SellingNet Selling
BAX85.96%14.04%Net SellingNet Selling
ATR92.09%3.79%Net SellingNet Selling
STVN17.11%0.00%
BLCO10.88%88.47%Net SellingNet Buying

Repligen Stock Ownership FAQ

Who owns Repligen?

Repligen (NASDAQ: RGEN) is owned by 106.92% institutional shareholders, 37.37% Repligen insiders, and 0.00% retail investors. Bvf Partners L P is the largest individual Repligen shareholder, owning 11.06M shares representing 19.65% of the company. Bvf Partners L P's Repligen shares are currently valued at $1.78B.

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