RGEN
Repligen CorpCompany with tickers: RGEN
Market Cap
$7.81B
Shares Outstanding
56,407,740
CIK
730272
CUSIP
759916109
13F Activity (30d)
20 filings
10 filers
Website
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Investor Relations
Investor relations
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding RGEN
482 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | — | 1,751,952 | $206,414,985 | 0.19% | Long | 2026-03-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 1,707,493 | $201,176,825 | 0.01% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP INDEX FUND | — | 1,233,903 | $145,378,451 | 0.09% | Long | 2026-03-31 | |
| T. Rowe Price New Horizons Fund, Inc. | — | 1,202,491 | $141,677,490 | 1.11% | Long | 2026-03-31 | |
| MFS Mid Cap Growth Fund | — | 866,360 | $111,526,523 | 0.81% | Long | 2026-02-28 | |
| BlackRock Mid-Cap Growth Equity Portfolio | — | 710,699 | $91,488,282 | 1.55% | Long | 2026-02-27 | |
| T. Rowe Price All-Cap Opportunities Fund | — | 748,455 | $88,182,968 | 0.61% | Long | 2026-03-31 | |
| VANGUARD SMALL-CAP GROWTH INDEX FUND | — | 689,691 | $81,259,394 | 0.21% | Long | 2026-03-31 | |
| Select Medical Technology and Devices Portfolio | — | 540,000 | $69,514,200 | 1.90% | Long | 2026-02-28 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 589,907 | $69,502,843 | 0.09% | Long | 2026-03-31 | |
| T. Rowe Price Small-Cap Stock Fund, Inc. | — | 526,112 | $61,986,516 | 0.77% | Long | 2026-03-31 | |
| Wasatch Core Growth Fund | — | 498,538 | $58,737,747 | 1.97% | Long | 2026-03-31 | |
| CONESTOGA SMALL CAP FUND | — | 489,135 | $57,629,886 | 2.56% | Long | 2026-03-31 | |
| First Trust NYSE Arca Biotechnology Index Fund | — | 483,433 | $56,958,076 | 2.51% | Long | 2026-03-31 | |
| Select Health Care Portfolio | — | 428,000 | $55,096,440 | 0.89% | Long | 2026-02-28 | |
| Columbia Small Cap Growth Fund | — | 389,223 | $50,104,677 | 1.57% | Long | 2026-02-28 | |
| Invesco Discovery Fund | — | 371,656 | $47,843,277 | 0.72% | Long | 2026-02-28 | |
| State Street SPDR S&P MidCap 400SM ETF Trust | MDY | 398,817 | $46,988,619 | 0.19% | Long | 2026-03-31 | |
| iShares Biotechnology ETF | — | 396,896 | $46,762,287 | 0.58% | Long | 2026-03-31 | |
| Strategic Advisers Fidelity U.S. Total Stock Fund | — | 347,900 | $44,785,167 | 0.02% | Long | 2026-02-28 | |
| Bridge Builder Small/Mid Cap Growth Fund | — | 328,468 | $38,700,100 | 0.42% | Long | 2026-03-31 | |
| Fidelity Extended Market Index Fund | — | 283,832 | $36,537,693 | 0.09% | Long | 2026-02-28 | |
| Franklin Small-Mid Cap Growth Fund | — | 296,425 | $35,070,042 | 0.99% | Long | 2026-04-30 | |
| T. Rowe Price Institutional Small-Cap Stock Fund | — | 284,502 | $33,520,026 | 0.77% | Long | 2026-03-31 | |
| BARON DISCOVERY FUND | — | 273,653 | $32,241,796 | 1.97% | Long | 2026-03-31 | |
| T. Rowe Price Global Stock Fund | — | 271,559 | $32,128,145 | 0.39% | Long | 2026-04-30 | |
| State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF | — | 258,741 | $30,484,865 | 0.20% | Long | 2026-03-31 | |
| Franklin Small Cap Growth Fund | — | 234,118 | $27,698,501 | 1.13% | Long | 2026-04-30 | |
| U.S. SMALL CAP PORTFOLIO | — | 218,749 | $25,880,194 | 0.14% | Long | 2026-04-30 | |
| BNY Mellon Small/Mid Cap Growth Fund | — | 212,427 | $25,028,149 | 3.28% | Long | 2026-03-31 | |
| iShares Russell Mid-Cap ETF | — | 202,620 | $23,872,688 | 0.05% | Long | 2026-03-31 | |
| AB Small Cap Growth Portfolio | — | 197,937 | $23,417,926 | 0.80% | Long | 2026-04-30 | |
| Voya Small Cap Growth Fund | — | 174,999 | $22,527,621 | 1.22% | Long | 2026-02-28 | |
| Champlain MidCap Fund | — | 191,000 | $22,503,620 | 1.06% | Long | 2026-03-31 | |
| VIP Mid Cap Portfolio | — | 188,800 | $22,244,416 | 0.28% | Long | 2026-03-31 | |
| AB DISCOVERY GROWTH FUND, INC. | — | 179,983 | $21,293,789 | 0.79% | Long | 2026-04-30 | |
| iShares S&P Mid-Cap 400 Growth ETF | — | 176,729 | $20,822,211 | 0.21% | Long | 2026-03-31 | |
| VANGUARD HEALTH CARE INDEX FUND | — | 160,466 | $20,656,788 | 0.10% | Long | 2026-02-28 | |
| VANGUARD CAPITAL OPPORTUNITY FUND | — | 170,378 | $20,073,936 | 0.08% | Long | 2026-03-31 | |
| Columbia Acorn Fund | — | 159,623 | $18,806,782 | 0.84% | Long | 2026-03-31 | |
| Schwab U.S. Mid-Cap ETF | — | 143,093 | $18,420,362 | 0.14% | Long | 2026-02-28 | |
| Nationwide Geneva Small Cap Growth Fund | — | 154,634 | $18,294,749 | 1.66% | Long | 2026-04-30 | |
| BlackRock Health Sciences Opportunities Portfolio | — | 136,584 | $17,582,458 | 0.27% | Long | 2026-02-27 | |
| PGIM Jennison Mid-Cap Growth Fund | — | 133,079 | $17,131,260 | 0.92% | Long | 2026-02-27 | |
| Invesco Main Street Small Cap Fund | — | 145,022 | $17,086,492 | 0.77% | Long | 2026-03-31 | |
| BARON ASSET FUND | — | 144,000 | $16,966,080 | 0.51% | Long | 2026-03-31 | |
| Invesco Main Street Mid Cap Fund | — | 142,081 | $16,739,983 | 0.71% | Long | 2026-03-31 | |
| Fidelity U.S. Equity Central Fund | — | 135,000 | $15,905,700 | 0.08% | Long | 2026-03-31 | |
| MFS Core Equity Fund | — | 121,697 | $15,666,055 | 0.25% | Long | 2026-02-28 | |
| Brown Capital Management Small Company Fund | — | 121,282 | $14,289,445 | 4.44% | Long | 2026-03-31 |
Showing 1–50 of 482 positions