REGENXBIO Inc.
RGNX- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001590877
In the last 90 days, REGENXBIO Inc. insiders filed 1 open-market purchase and 1 sale; 165 institutions reported holding it in 13F filings for Q2 2026, worth $504.6M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in REGENXBIO Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 166
- +8 vs. Q2 2025
- Shares held
- 41.4M
- −648.8K (−1.5%) vs. Q2 2025
- Total value
- $399.2M
- +$54.3M (+15.7%) vs. Q2 2025
- New holders
- 23
- 63 more added
- Sold out
- 15
- 51 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RGNX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 165 | $504.6M |
| Q1 2026 | 178 | $355.1M |
| Q4 2025 | 174 | $593.1M |
| Q3 2025 | 166 | $399.2M |
| Q2 2025 | 159 | $344.9M |
| Q1 2025 | 164 | $298.0M |
| Q4 2024 | 177 | $325.2M |
| Q3 2024 | 186 | $458.1M |
| Q2 2024 | 181 | $511.9M |
| Q1 2024 | 188 | $896.6M |
| Q4 2023 | 171 | $684.3M |
| Q3 2023 | 160 | $610.3M |
| Q2 2023 | 167 | $742.1M |
| Q1 2023 | 175 | $700.0M |
| Q4 2022 | 182 | $808.9M |
| Q3 2022 | 183 | $926.6M |
| Q2 2022 | 166 | $895.7M |
| Q1 2022 | 187 | $1.16B |
| Q4 2021 | 172 | $1.16B |
| Q3 2021 | 183 | $1.40B |
| Q2 2021 | 172 | $1.30B |
| Q1 2021 | 184 | $1.12B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mirae Asset Global ETFs Holdings Ltd. | 55,233 | $533.7K | 0.00% | −4,218−7.1% | Reduced |
| Citadel Advisors LLC | 55,523 | $535.8K | 0.00% | −236,343−81.0% | Reduced |
| Cubist Systematic Strategies, LLC | 55,723 | $537.7K | 0.01% | +55,723 | New |
| Janney Montgomery Scott LLC | 56,029 | $541.0K | 0.00% | −1,564−2.7% | Reduced |
| Lion Point Capital, LP | 57,750 | $557.3K | 3.17% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 64,730 | $624.6K | 0.00% | 00.0% | Unchanged |
| Cerity Partners LLC | 65,277 | $629.9K | 0.00% | +18,736+40.3% | Added |
| Rafferty Asset Management, LLC | 65,859 | $635.5K | 0.00% | +5,204+8.6% | Added |
| CWM, LLC | 68,035 | $657.0K | 0.00% | +21,219+45.3% | Added |
| Two Sigma Advisers, LP | 70,100 | $676.5K | 0.00% | −54,800−43.9% | Reduced |
| Rhumbline Advisers | 73,024 | $704.7K | 0.00% | +874+1.2% | Added |
| Wells Fargo & Company | 73,519 | $709.5K | 0.00% | +32,142+77.7% | Added |
| DekaBank Deutsche Girozentrale | 74,600 | $728.0K | 0.00% | 00.0% | Unchanged |
| HSBC Holdings PLC | 76,331 | $745.0K | 0.00% | −14,473−15.9% | Reduced |
| Millennium Management LLC | 86,659 | $836.3K | 0.00% | −25,290−22.6% | Reduced |
| Susquehanna International Group, LLP | 91,308 | $881.1K | 0.00% | −61,352−40.2% | Reduced |
| Los Angeles Capital Management LLC | 92,622 | $893.8K | 0.00% | −32,786−26.1% | Reduced |
| Raymond James Financial Inc | 95,278 | $919.4K | 0.00% | −16,219−14.5% | Reduced |
| Man Group plc | 112,398 | $1.08M | 0.00% | +27,599+32.5% | Added |
| American Century Companies Inc | 118,655 | $1.15M | 0.00% | +8,589+7.8% | Added |
| Massachusetts Financial Services Co | 118,795 | $1.15M | 0.00% | +98,295+479.5% | Added |
| Susquehanna Portfolio Strategies, LLC | 133,556 | $1.29M | 0.02% | +133,556 | New |
| Hennion & Walsh Asset Management, Inc. | 141,726 | $1.37M | 0.05% | −12,766−8.3% | Reduced |
| Macquarie Group Ltd | 149,000 | $1.44M | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 149,880 | $1.45M | 0.00% | +36,671+32.4% | Added |
| Moore Capital Management, LP | 150,000 | $1.45M | 0.03% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 150,133 | $1.45M | 0.00% | +6,023+4.2% | Added |
| Two Sigma Investments, LP | 154,286 | $1.49M | 0.00% | −53,665−25.8% | Reduced |
| Ieq Capital, LLC | 158,804 | $1.53M | 0.00% | +29,194+22.5% | Added |
| HRT Financial LP | 172,186 | $1.66M | 0.01% | +172,186 | New |
| Deutsche Bank AG | 191,055 | $1.84M | 0.00% | +3,790+2.0% | Added |
| FMR LLC | 195,190 | $1.88M | 0.00% | +23,671+13.8% | Added |
| Hudson Bay Capital Management LP | 200,000 | $1.93M | 0.01% | −20,000−9.1% | Reduced |
| ADAR1 Capital Management, LLC | 205,409 | $1.98M | 0.20% | −2,409−1.2% | Reduced |
| Squarepoint Ops LLC | 206,407 | $1.99M | 0.00% | −12,881−5.9% | Reduced |
| Panagora Asset Management Inc | 206,773 | $2.00M | 0.01% | +395+0.2% | Added |
| Botty Investors LLC | 223,528 | $2.16M | 0.59% | +3,000+1.4% | Added |
| Barclays PLC | 225,940 | $2.18M | 0.00% | −13,595−5.7% | Reduced |
| Ameriprise Financial Inc | 242,078 | $2.34M | 0.00% | −130,771−35.1% | Reduced |
| Pale Fire Capital SE | 255,601 | $2.47M | 0.27% | +227,755+817.9% | Added |
| UBS Group AG | 262,420 | $2.53M | 0.00% | −45,454−14.8% | Reduced |
| Trexquant Investment LP | 271,539 | $2.62M | 0.03% | −288,825−51.5% | Reduced |
| Qube Research & Technologies Ltd | 284,831 | $2.75M | 0.00% | −172,281−37.7% | Reduced |
| Jane Street Group, LLC | 291,162 | $2.81M | 0.00% | +48,750+20.1% | Added |
| Renaissance Technologies LLC | 309,486 | $2.99M | 0.00% | −425,714−57.9% | Reduced |
| Stifel Financial Corp | 320,410 | $3.09M | 0.00% | +9,303+3.0% | Added |
| Charles Schwab Investment Management Inc | 391,988 | $3.78M | 0.00% | +4,485+1.2% | Added |
| Acadian Asset Management LLC | 399,132 | $3.85M | 0.01% | +158,868+66.1% | Added |
| Northern Trust Corp | 401,010 | $3.87M | 0.00% | +930+0.2% | Added |
| Bank of America Corp | 415,306 | $4.01M | 0.00% | −157,193−27.5% | Reduced |
| Invenomic Capital Management LP | 426,904 | $4.12M | 0.22% | +426,904 | New |
| Voss Capital, LLC | 500,000 | $4.83M | 0.28% | −75,000−13.0% | Reduced |
| Nuveen, LLC | 552,147 | $5.33M | 0.00% | +131,898+31.4% | Added |
| Assenagon Asset Management S.A. | 705,403 | $6.81M | 0.01% | +132,942+23.2% | Added |
| 22NW, LP | 923,679 | $8.91M | 4.64% | 00.0% | Unchanged |
| Integral Health Asset Management, LLC | 1,100,000 | $10.6M | 0.77% | +400,000+57.1% | Added |
| Dimensional Fund Advisors LP | 1,105,027 | $10.7M | 0.00% | −17,736−1.6% | Reduced |
| Geode Capital Management, LLC | 1,125,548 | $10.9M | 0.00% | −2,973−0.3% | Reduced |
| AQR Capital Management LLC | 1,289,655 | $12.4M | 0.01% | +359,459+38.6% | Added |
| Morgan Stanley | 1,704,268 | $16.4M | 0.00% | +709,512+71.3% | Added |
| Goldman Sachs Group Inc | 1,852,214 | $17.9M | 0.00% | +67,708+3.8% | Added |
| State Street Corp | 1,984,878 | $19.2M | 0.00% | +141,233+7.7% | Added |
| Vanguard Group Inc | 3,338,098 | $32.2M | 0.00% | −83,094−2.4% | Reduced |
| JPMorgan Chase & Co | 4,037,248 | $39.0M | 0.00% | +185,223+4.8% | Added |
| Redmile Group, LLC | 4,693,389 | $45.3M | 4.41% | −82,328−1.7% | Reduced |
| BlackRock, Inc. | 6,370,893 | $61.5M | 0.00% | −388,200−5.7% | Reduced |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −797,100−100.0% | Sold out |
| Exome Asset Management LLC | 0 | $0 | 0.00% | −226,060−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −222,342−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −176,999−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −151,293−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −82,321−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −45,398−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −29,543−100.0% | Sold out |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −23,411−100.0% | Sold out |
| Caliber Wealth Management, LLC | 0 | $0 | 0.00% | −16,095−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −13,139−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −12,998−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −11,468−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −10,631−100.0% | Sold out |
| Teachers Retirement System of the State of Kentucky | 0 | $0 | 0.00% | −1,339−100.0% | Sold out |
| Iron Horse Wealth Management, LLC | – | – | – | – | Not filed |