Who owns REPLIGEN CORP?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of RGEN from SEC Form 13F filings across 479 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 479 institutions disclosed 66.1M shares of REPLIGEN CORP worth $9.00B — about 117.1% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
479
13F holders
$9.00B
value, 2026 filers
117.1%
of shares outstanding (66.1M sh)
104
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of RGEN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 5.4M | $734.7M | 0.0% | 9.5% | -10.1% |
| 2 | FMR LLC | 3.3M | $453.9M | 0.0% | 5.9% | +15.2% |
| 3 | UNITED CAPITAL FINANCIAL ADVISORS, LLC | 2.8M | $380.8M | 2.1% | 4.9% | +0.6% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2.4M | $329.0M | 0.0% | 4.3% | +0.6% |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.3M | $315.6M | 0.0% | 4.1% | +0.3% |
| 6 | MAVERICK CAPITAL LTD | 2.0M | $270.8M | 2.4% | 3.5% | +30.7% |
| 7 | STATE STREET CORP | 1.8M | $245.7M | 0.0% | 3.2% | +1.3% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | 1.8M | $239.1M | 0.0% | 3.1% | -64.1% |
| 9 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.6M | $220.6M | 0.1% | 2.9% | +15.7% |
| 10 | WASATCH ADVISORS LP | 1.6M | $217.0M | 1.4% | 2.8% | +27.9% |
| 11 | AMERIPRISE FINANCIAL INC | 1.6M | $215.0M | 0.0% | 2.8% | +70.4% |
| 12 | Bank of New York Mellon Corp | 1.5M | $207.8M | 0.0% | 2.7% | -0.6% |
| 13 | T. Rowe Price Investment Management, Inc. | 1.4M | $192.6M | 0.1% | 2.5% | +3.3% |
| 14 | Invesco Ltd. | 1.4M | $189.3M | 0.0% | 2.5% | +8.5% |
| 15 | Holocene Advisors, LP | 1.3M | $176.3M | 0.4% | 2.3% | +82.3% |
| 16 | RTW INVESTMENTS, LP | 1.2M | $169.3M | 1.4% | 2.2% | +2.9% |
| 17 | GEODE CAPITAL MANAGEMENT, LLC | 1.1M | $145.0M | 0.0% | 1.9% | -0.2% |
| 18 | CONGRESS ASSET MANAGEMENT CO | 1.0M | $138.1M | 0.8% | 1.8% | +26.9% |
| 19 | Conestoga Capital Advisors, LLC | 980,983 | $133.8M | 2.9% | 1.7% | -10.6% |
| 20 | GOLDMAN SACHS GROUP INC | 965,411 | $131.7M | 0.0% | 1.7% | +48.2% |
| 21 | DIMENSIONAL FUND ADVISORS LP | 949,863 | $129.6M | 0.0% | 1.7% | +11.1% |
| 22 | Stephens Investment Management Group LLC | 937,084 | $127.9M | 1.4% | 1.7% | +24.0% |
| 23 | FRANKLIN RESOURCES INC | 890,216 | $121.5M | 0.0% | 1.6% | -25.4% |
| 24 | ALLIANCEBERNSTEIN L.P. | 795,282 | $93.7M | 0.0% | 1.4% | -4.4% |
| 25 | UBS Group AG | 795,009 | $108.5M | 0.0% | 1.4% | +18.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.