REPLIGEN CORP COM

REPLIGEN CORP COM is a security (CUSIP 759916109) tracked across SEC portfolio filings. 478 institutional managers reported $7.3B on Form 13F as of 2026-06-30; 75 registered fund positions totaling $869.7M via N-PORT as of 2026-05-31.

Summary

Top institutional holders (Form 13F)

Showing 15 of 478 managers by value.

ManagerLocationValueShares
VANGUARD GROUP INCValley Forge, PA$818.3M4,993,945
BlackRock, Inc.New York, NY$706.1M5,993,054
FMR LLCBOSTON, MA$340.1M2,886,786
UNITED CAPITAL FINANCIAL ADVISERS, LLCNEWPORT BEACH, CA$326.8M2,773,980
MASSACHUSETTS FINANCIAL SERVICES CO /MA/Boston, MA$220.6M1,617,021
WASATCH ADVISORS LPSALT LAKE CITY, UT$217.0M1,590,251
STATE STREET CORPBOSTON, MA$209.4M1,777,285
Bank of New York Mellon CorpNEW YORK, NY$207.8M1,522,859
MAVERICK CAPITAL LTDDALLAS, TX$178.9M1,518,805
RTW INVESTMENTS, LPNEW YORK, NY$142.1M1,206,000
FRANKLIN RESOURCES INCSan Mateo, CA$140.6M1,193,139
CONGRESS ASSET MANAGEMENT CO /MABOSTON, MA$138.1M1,012,226
CITADEL ADVISORS LLCMIAMI, FL$136.8M1,099,181
ALLIANCEBERNSTEIN L.P.NASHVILLE, TN$136.3M831,792
Conestoga Capital Advisors, LLCWAYNE, PA$133.8M980,983

Top fund holders (N-PORT)

Showing 15 of 75 fund positions by value.

FundRegistrantValue% of fund
State Street SPDR S&P MidCap 400SM ETF TrustSPDR S&P MIDCAP 400 ETF TRUST$188.0M77.61%
T. Rowe Price New Horizons Fund, Inc.T. ROWE PRICE NEW HORIZONS FUND, INC.$141.7M110.96%
T. Rowe Price All-Cap Opportunities FundT. Rowe Price All-Cap Opportunities Fund, Inc.$88.2M61.43%
VANGUARD EXTENDED MARKET INDEX FUNDVANGUARD INDEX FUNDS$69.5M8.53%
T. Rowe Price Small-Cap Stock Fund, Inc.T. ROWE PRICE SMALL-CAP STOCK FUND, INC.$62.0M76.81%
VANGUARD EXPLORER FUNDVANGUARD EXPLORER FUND$40.0M18.38%
T. Rowe Price Institutional Small-Cap Stock FundT. Rowe Price Equity Funds, Inc.$33.5M77.37%
Fidelity Advisor Health Care FundFidelity Advisor Series VII$25.4M88.11%
AB DISCOVERY GROWTH FUND, INC.AB DISCOVERY GROWTH FUND, INC.$21.3M79.07%
Columbia Acorn FundCOLUMBIA ACORN TRUST$18.8M83.75%
Nationwide Geneva Small Cap Growth FundNationwide Mutual Funds$18.3M166.18%
Fidelity Advisor Stock Selector Mid Cap FundFidelity Advisor Series I$14.3M56.07%
CONESTOGA SMID CAP FUNDConestoga Funds$13.6M274.03%
T. Rowe Price Health Sciences Fund, Inc.T. ROWE PRICE HEALTH SCIENCES FUND, INC.$12.8M11.76%
Baird Small/Mid Cap Growth FundBaird Funds Inc$11.1M1441.85%

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