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 2 sales; 165 institutions reported holding it in 13F filings for Q2 2026, worth $504.6M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in REGENXBIO Inc. as of Mar 31, 2026. 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
- 178
- +7 vs. Q4 2025
- Shares held
- 42.6M
- +4.84M (+12.8%) vs. Q4 2025
- Total value
- $355.1M
- −$189.1M (−34.7%) vs. Q4 2025
- New holders
- 33
- 61 more added
- Sold out
- 26
- 58 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,782,808 | $48.5M | 0.00% | +25,997+0.5% | Added |
| Redmile Group, LLC | 4,368,804 | $36.6M | 2.42% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 3,483,800 | $27.1M | 0.00% | −69,702−2.0% | Reduced |
| State Street Corp | 2,731,485 | $22.9M | 0.00% | +444,749+19.4% | Added |
| Morgan Stanley | 2,066,157 | $17.3M | 0.00% | +51,369+2.5% | Added |
| Vanguard Capital Management LLC | 2,007,146 | $16.8M | 0.00% | +2,007,146 | New |
| Goldman Sachs Group Inc | 1,839,463 | $15.4M | 0.00% | +54,026+3.0% | Added |
| Integral Health Asset Management, LLC | 1,500,000 | $12.6M | 0.67% | +300,000+25.0% | Added |
| Qube Research & Technologies Ltd | 1,310,493 | $11.0M | 0.02% | +867,803+196.0% | Added |
| Geode Capital Management, LLC | 1,137,498 | $9.53M | 0.00% | −7,708−0.7% | Reduced |
| AQR Capital Management LLC | 1,051,712 | $8.81M | 0.00% | −310,250−22.8% | Reduced |
| Vanguard Portfolio Management LLC | 1,018,901 | $8.54M | 0.00% | +1,018,901 | New |
| Dimensional Fund Advisors LP | 1,010,381 | $8.46M | 0.00% | +106,530+11.8% | Added |
| Assenagon Asset Management S.A. | 980,611 | $8.22M | 0.01% | −179,769−15.5% | Reduced |
| Nuveen, LLC | 582,016 | $4.88M | 0.00% | −76,494−11.6% | Reduced |
| Two Sigma Investments, LP | 554,892 | $4.65M | 0.00% | +424,951+327.0% | Added |
| Pale Fire Capital SE | 493,726 | $4.14M | 0.36% | −5,800−1.2% | Reduced |
| 22NW, LP | 492,759 | $4.13M | 3.25% | −430,920−46.7% | Reduced |
| Northern Trust Corp | 393,640 | $3.30M | 0.00% | +19,951+5.3% | Added |
| Stifel Financial Corp | 392,769 | $3.29M | 0.00% | +57,723+17.2% | Added |
| Charles Schwab Investment Management Inc | 390,601 | $3.27M | 0.00% | −860−0.2% | Reduced |
| HRT Financial LP | 351,489 | $2.94M | 0.01% | +51,574+17.2% | Added |
| Bank of America Corp | 324,860 | $2.72M | 0.00% | +24,251+8.1% | Added |
| Vanguard Fiduciary Trust Co | 312,064 | $2.62M | 0.00% | +312,064 | New |
| FMR LLC | 311,268 | $2.61M | 0.00% | +45,173+17.0% | Added |
| Renaissance Technologies LLC | 305,286 | $2.56M | 0.00% | −27,800−8.3% | Reduced |
| Voss Capital, LLC | 295,787 | $2.48M | 0.14% | +787+0.3% | Added |
| D. E. Shaw & Co., Inc. | 286,001 | $2.40M | 0.00% | +217,613+318.2% | Added |
| Millennium Management LLC | 285,174 | $2.39M | 0.00% | +70,508+32.8% | Added |
| Y-Intercept (Hong Kong) Ltd | 275,021 | $2.30M | 0.04% | +275,021 | New |
| GSK plc | 271,456 | $2.27M | 0.38% | 00.0% | Unchanged |
| UBS Group AG | 257,463 | $2.16M | 0.00% | +50,774+24.6% | Added |
| Botty Investors LLC | 222,278 | $1.86M | 0.44% | 00.0% | Unchanged |
| Jump Financial, LLC | 220,789 | $1.85M | 0.03% | +42,764+24.0% | Added |
| Ameriprise Financial Inc | 200,352 | $1.68M | 0.00% | −47,015−19.0% | Reduced |
| Prosight Management, LP | 200,000 | $1.68M | 0.27% | +200,000 | New |
| Deutsche Bank AG | 196,971 | $1.65M | 0.00% | +4,389+2.3% | Added |
| Man Group plc | 187,625 | $1.57M | 0.00% | +124,054+195.1% | Added |
| Susquehanna Portfolio Strategies, LLC | 186,601 | $1.56M | 0.02% | +53,045+39.7% | Added |
| Hudson Bay Capital Management LP | 180,000 | $1.51M | 0.01% | +40,000+28.6% | Added |
| Invesco Ltd. | 158,829 | $1.33M | 0.00% | +926+0.6% | Added |
| Nomura Asset Management International Inc. | 149,000 | $1.25M | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 140,219 | $1.18M | 0.00% | −5,375−3.7% | Reduced |
| Point72 Asset Management, L.P. | 139,791 | $1.17M | 0.00% | +106,407+318.7% | Added |
| Ieq Capital, LLC | 139,639 | $1.17M | 0.01% | −47,028−25.2% | Reduced |
| ExodusPoint Capital Management, LP | 115,444 | $967.4K | 0.01% | +59,834+107.6% | Added |
| Russell Investments Group, Ltd. | 113,425 | $950.5K | 0.00% | +103,738+1,070.9% | Added |
| Massachusetts Financial Services Co | 112,011 | $938.7K | 0.00% | −2,977−2.6% | Reduced |
| Alliancebernstein L.P. | 64,730 | $932.1K | 0.00% | 00.0% | Unchanged |
| Vestal Point Capital, LP | 108,525 | $909.4K | 0.03% | +74,525+219.2% | Added |
| Jane Street Group, LLC | 105,548 | $884.5K | 0.00% | −90,973−46.3% | Reduced |
| Panagora Asset Management Inc | 102,140 | $855.9K | 0.00% | −120,575−54.1% | Reduced |
| Raymond James Financial Inc | 101,245 | $848.4K | 0.00% | +15,244+17.7% | Added |
| Centiva Capital, LP | 100,000 | $838.0K | 0.04% | +100,000 | New |
| Jefferies Financial Group Inc. | 95,400 | $799.5K | 0.01% | +95,400 | New |
| Susquehanna International Group, LLP | 91,084 | $763.3K | 0.00% | +75,460+483.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 88,385 | $740.7K | 0.02% | −5,532−5.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 85,248 | $714.4K | 0.00% | +85,248 | New |
| Rafferty Asset Management, LLC | 73,878 | $619.1K | 0.00% | +14,679+24.8% | Added |
| CWM, LLC | 72,115 | $604.3K | 0.00% | −1,743−2.4% | Reduced |
| DekaBank Deutsche Girozentrale | 74,600 | $589.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 67,427 | $565.0K | 0.00% | −96,994−59.0% | Reduced |
| Birchview Capital, LP | 66,270 | $555.3K | 0.32% | +66,270 | New |
| Engineers Gate Manager LP | 63,700 | $533.8K | 0.01% | +63,700 | New |
| Rhumbline Advisers | 60,487 | $506.9K | 0.00% | −5,338−8.1% | Reduced |
| Cerity Partners LLC | 58,377 | $489.2K | 0.00% | −13,111−18.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 58,350 | $485.8K | 0.00% | +3,605+6.6% | Added |
| ACT Capital Management, LLC | 56,000 | $469.3K | 0.37% | −26,500−32.1% | Reduced |
| HSBC Holdings PLC | 55,830 | $467.3K | 0.00% | +12,391+28.5% | Added |
| Price T Rowe Associates Inc | 51,129 | $429.0K | 0.00% | +12,134+31.1% | Added |
| Wells Fargo & Company | 50,502 | $423.2K | 0.00% | −34,601−40.7% | Reduced |
| Harbor Capital Advisors, Inc. | 48,492 | $406.0K | 0.03% | +48,492 | New |
| Wealth Enhancement Advisory Services, LLC | 44,460 | $379.2K | 0.00% | +31+0.1% | Added |
| ADAR1 Capital Management, LLC | 44,416 | $372.2K | 0.02% | −100,432−69.3% | Reduced |
| Quantinno Capital Management LP | 43,951 | $368.3K | 0.00% | −6,042−12.1% | Reduced |
| Voleon Capital Management LP | 42,152 | $353.2K | 0.01% | +42,152 | New |
| Alps Advisors Inc | 42,012 | $352.1K | 0.00% | +444+1.1% | Added |
| Ionic Capital Management LLC | 41,500 | $347.8K | 0.29% | +41,500 | New |
| Mariner, LLC | 37,999 | $318.4K | 0.00% | −17,424−31.4% | Reduced |
| XTX Topco Ltd | 33,900 | $284.1K | 0.00% | +33,900 | New |
| Militia Capital Management LLC | 33,500 | $280.7K | 0.06% | +33,500 | New |
| Profund Advisors LLC | 33,045 | $276.9K | 0.01% | +10,794+48.5% | Added |
| Rockefeller Capital Management L.P. | 31,502 | $264.0K | 0.00% | +3,782+13.6% | Added |
| Creative Planning | 30,001 | $251.4K | 0.00% | −3,020−9.1% | Reduced |
| Palogic Value Management, L.P. | 30,000 | $251.4K | 0.11% | +30,000 | New |
| Great West Life Assurance Co | 28,262 | $237.0K | 0.00% | +8,411+42.4% | Added |
| Bradley Foster & Sargent Inc | 26,699 | $223.7K | 0.00% | −23,650−47.0% | Reduced |
| Lion Point Capital, LP | 26,600 | $222.9K | 1.33% | 00.0% | Unchanged |
| Citigroup Inc | 25,650 | $214.9K | 0.00% | +16,391+177.0% | Added |
| Tudor Investment Corp Et Al | 24,310 | $203.7K | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 23,900 | $200.3K | 0.00% | +23,900 | New |
| Mercer Global Advisors Inc | 23,840 | $199.8K | 0.00% | −300−1.2% | Reduced |
| Polymer Capital Management (US) LLC | 23,752 | $199.0K | 0.03% | +23,752 | New |
| State of Wisconsin Investment Board | 22,352 | $187.3K | 0.00% | −15,239−40.5% | Reduced |
| BNP Paribas Arbitrage, SA | 21,707 | $181.9K | 0.00% | +8,697+66.8% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 20,870 | $174.9K | 0.00% | −516−2.4% | Reduced |
| DnB Asset Management AS | 20,326 | $170.3K | 0.00% | −5,286−20.6% | Reduced |
| MetLife Investment Management | 20,030 | $167.9K | 0.00% | −6,210−23.7% | Reduced |
| SG Americas Securities, LLC | 19,847 | $166.0K | 0.00% | −20,684−51.0% | Reduced |
| Virtus Investment Advisers, Inc. | 19,660 | $164.8K | 0.05% | +479+2.5% | Added |