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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, Q2 2025

Institutional positions in REGENXBIO Inc. as of Jun 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
159
−3 vs. Q1 2025
Shares held
42.0M
+374.7K (+0.9%) vs. Q1 2025
Total value
$344.9M
+$47.2M (+15.9%) vs. Q1 2025
New holders
25
60 more added
Sold out
28
50 more reduced

2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2025: 159 institutions
Q1 2021: 184 institutionsQ2 2021: 172 institutionsQ3 2021: 183 institutionsQ4 2021: 172 institutionsQ1 2022: 187 institutionsQ2 2022: 166 institutionsQ3 2022: 183 institutionsQ4 2022: 182 institutionsQ1 2023: 175 institutionsQ2 2023: 167 institutionsQ3 2023: 160 institutionsQ4 2023: 171 institutionsQ1 2024: 188 institutionsQ2 2024: 181 institutionsQ3 2024: 186 institutionsQ4 2024: 177 institutionsQ1 2025: 164 institutionsQ2 2025: 159 institutionsQ3 2025: 166 institutionsQ4 2025: 174 institutionsQ1 2026: 178 institutionsQ2 2026: 165 institutions
Value heldQ2 2025: $344.9M
Q1 2021: $1.12BQ2 2021: $1.30BQ3 2021: $1.40BQ4 2021: $1.16BQ1 2022: $1.16BQ2 2022: $895.7MQ3 2022: $926.6MQ4 2022: $808.9MQ1 2023: $700.0MQ2 2023: $742.1MQ3 2023: $610.3MQ4 2023: $684.3MQ1 2024: $896.6MQ2 2024: $511.9MQ3 2024: $458.1MQ4 2024: $325.2MQ1 2025: $298.0MQ2 2025: $344.9MQ3 2025: $399.2MQ4 2025: $593.1MQ1 2026: $355.1MQ2 2026: $504.6M
Institutions holding RGNX and their total value by quarter
QuarterHoldersValue
Q2 2026165$504.6M
Q1 2026178$355.1M
Q4 2025174$593.1M
Q3 2025166$399.2M
Q2 2025159$344.9M
Q1 2025164$298.0M
Q4 2024177$325.2M
Q3 2024186$458.1M
Q2 2024181$511.9M
Q1 2024188$896.6M
Q4 2023171$684.3M
Q3 2023160$610.3M
Q2 2023167$742.1M
Q1 2023175$700.0M
Q4 2022182$808.9M
Q3 2022183$926.6M
Q2 2022166$895.7M
Q1 2022187$1.16B
Q4 2021172$1.16B
Q3 2021183$1.40B
Q2 2021172$1.30B
Q1 2021184$1.12B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q1 2025.

Institutions holding RGNX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.6,759,093$55.5M0.00%+1,304,573+23.9%Added
Redmile Group, LLC4,775,717$39.2M4.17%−19,063−0.4%Reduced
JPMorgan Chase & Co3,852,025$31.6M0.00%−512,318−11.7%Reduced
Vanguard Group Inc3,421,192$28.1M0.00%−51,796−1.5%Reduced
State Street Corp1,843,645$15.1M0.00%+777,552+72.9%Added
Goldman Sachs Group Inc1,784,506$14.7M0.00%+1,031,779+137.1%Added
Geode Capital Management, LLC1,128,521$9.27M0.00%+21,575+1.9%Added
Dimensional Fund Advisors LP1,122,763$9.22M0.00%−24,963−2.2%Reduced
Morgan Stanley994,756$8.17M0.00%−1,072,139−51.9%Reduced
AQR Capital Management LLC930,196$7.64M0.01%+309,601+49.9%Added
22NW, LP923,679$7.58M5.57%+255,000+38.1%Added
Balyasny Asset Management LLC797,100$6.54M0.01%−601,397−43.0%Reduced
Renaissance Technologies LLC735,200$6.04M0.01%+438,400+147.7%Added
Integral Health Asset Management, LLC700,000$5.75M0.54%−225,000−24.3%Reduced
Voss Capital, LLC575,000$4.72M0.33%+185,000+47.4%Added
Bank of America Corp572,499$4.70M0.00%−79,444−12.2%Reduced
Assenagon Asset Management S.A.572,461$4.70M0.01%−712−0.1%Reduced
Trexquant Investment LP560,364$4.60M0.05%+101,826+22.2%Added
Qube Research & Technologies Ltd457,112$3.75M0.01%+64,317+16.4%Added
Nuveen, LLC420,249$3.45M0.00%+295,549+237.0%Added
Northern Trust Corp400,080$3.28M0.00%−7,040−1.7%Reduced
Charles Schwab Investment Management Inc387,503$3.18M0.00%+20,954+5.7%Added
Ameriprise Financial Inc372,849$3.06M0.00%+41,958+12.7%Added
Stifel Financial Corp311,107$2.55M0.00%−17,859−5.4%Reduced
UBS Group AG307,874$2.53M0.00%+108,305+54.3%Added
Citadel Advisors LLC291,866$2.40M0.00%−735,670−71.6%Reduced
Jane Street Group, LLC242,412$1.99M0.00%−171,655−41.5%Reduced
Acadian Asset Management LLC240,264$1.97M0.00%+82,998+52.8%Added
Barclays PLC239,535$1.97M0.00%+119,876+100.2%Added
Gsa Capital Partners LLP226,582$1.86M0.13%+95,253+72.5%Added
Exome Asset Management LLC226,060$1.86M1.53%−179,221−44.2%Reduced
Marshall Wace, LLP222,342$1.83M0.00%−3,238−1.4%Reduced
Botty Investors LLC220,528$1.81M0.53%−1,000−0.5%Reduced
Hudson Bay Capital Management LP220,000$1.81M0.01%−75,000−25.4%Reduced
Squarepoint Ops LLC219,288$1.80M0.00%+209,084+2,049.0%Added
Two Sigma Investments, LP207,951$1.71M0.00%−118,757−36.3%Reduced
ADAR1 Capital Management, LLC207,818$1.71M0.28%−142,534−40.7%Reduced
Panagora Asset Management Inc206,378$1.69M0.01%00.0%Unchanged
Deutsche Bank AG187,265$1.54M0.00%−7,937−4.1%Reduced
Y-Intercept (Hong Kong) Ltd176,999$1.45M0.04%+176,999New
FMR LLC171,519$1.41M0.00%+3,135+1.9%Added
Hennion & Walsh Asset Management, Inc.154,492$1.27M0.05%−4,891−3.1%Reduced
Susquehanna International Group, LLP152,660$1.25M0.00%+12,190+8.7%Added
Nebula Research & Development LLC151,293$1.24M0.11%+151,293New
Moore Capital Management, LP150,000$1.23M0.02%+50,000+50.0%Added
Macquarie Group Ltd149,000$1.22M0.00%00.0%Unchanged
Bank of New York Mellon Corp144,110$1.18M0.00%+2,710+1.9%Added
Ieq Capital, LLC129,610$1.06M0.01%+78,641+154.3%Added
Los Angeles Capital Management LLC125,408$1.03M0.00%+125,408New
Two Sigma Advisers, LP124,900$1.03M0.00%−72,100−36.6%Reduced
Invesco Ltd.113,209$929.4K0.00%+33,740+42.5%Added
Millennium Management LLC111,949$919.1K0.00%−220,880−66.4%Reduced
Raymond James Financial Inc111,497$915.4K0.00%+12,115+12.2%Added
American Century Companies Inc110,066$903.6K0.00%+8,487+8.4%Added
State of Wisconsin Investment Board103,803$852.2K0.00%−8,250−7.4%Reduced
HSBC Holdings PLC90,804$744.6K0.00%+34,989+62.7%Added
Man Group plc84,799$696.2K0.00%+52,592+163.3%Added
Prelude Capital Management, LLC82,321$675.9K0.07%−30,199−26.8%Reduced
DekaBank Deutsche Girozentrale74,600$622.0K0.00%00.0%Unchanged
Rhumbline Advisers72,150$592.3K0.00%+995+1.4%Added
Alliancebernstein L.P.64,730$531.4K0.00%+11,830+22.4%Added
Rafferty Asset Management, LLC60,655$498.0K0.00%+60,655New
Graham Capital Management, L.P.60,135$493.7K0.02%+8,118+15.6%Added
Mirae Asset Global ETFs Holdings Ltd.59,451$488.6K0.00%−34,315−36.6%Reduced
Lion Point Capital, LP57,750$474.1K3.22%00.0%Unchanged
Janney Montgomery Scott LLC57,593$473.0K0.00%−10,159−15.0%Reduced
Bradley Foster & Sargent Inc54,887$450.6K0.01%+54,887New
Engineers Gate Manager LP51,813$425.4K0.01%+1,070+2.1%Added
CWM, LLC46,816$384.0K0.00%+20,120+75.4%Added
Cerity Partners LLC46,541$382.1K0.00%+14,695+46.1%Added
Lazard Asset Management LLC45,398$372.0K0.00%+45,398New
Wells Fargo & Company41,377$339.7K0.00%−3,955−8.7%Reduced
LPL Financial LLC38,038$312.3K0.00%+16,510+76.7%Added
Wealth Enhancement Advisory Services, LLC30,630$267.7K0.00%+13,458+78.4%Added
Citigroup Inc30,449$250.0K0.00%−6,701−18.0%Reduced
Jump Financial, LLC30,424$249.8K0.00%−76,930−71.7%Reduced
Quest Partners LLC30,076$246.9K0.02%−30,233−50.1%Reduced
Virtu Financial LLC29,543$243.0K0.01%+29,543New
Franklin Resources Inc29,101$238.9K0.00%+29,101New
Sherbrooke Park Advisers LLC28,639$235.1K0.10%+4,234+17.3%Added
Price T Rowe Associates Inc27,980$230.0K0.00%+1,780+6.8%Added
Pale Fire Capital SE27,846$228.6K0.02%+2,000+7.7%Added
Intech Investment Management LLC27,100$222.5K0.00%+5,682+26.5%Added
Alps Advisors Inc27,045$222.0K0.00%+27,045New
Rockefeller Capital Management L.P.26,773$219.8K0.00%+26,773New
MetLife Investment Management26,240$215.4K0.00%+2,694+11.4%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.23,607$193.8K0.00%−4,149−14.9%Reduced
Militia Capital Partners, LP23,600$193.8K0.09%+23,600New
Polymer Capital Management (US) LLC23,411$192.2K0.03%+23,411New
Massachusetts Financial Services Co20,500$168.3K0.00%+20,500New
Algert Global LLC20,248$166.2K0.00%−29,330−59.2%Reduced
Quantinno Capital Management LP20,008$164.3K0.00%−685−3.3%Reduced
DnB Asset Management AS18,396$151.0K0.00%−95−0.5%Reduced
Pallas Capital Advisors LLC17,407$142.9K0.01%+6,992+67.1%Added
Manufacturers Life Insurance Company, The17,015$139.7K0.00%−375−2.2%Reduced
Caliber Wealth Management, LLC16,095$132.1K0.01%−1,493−8.5%Reduced
Russell Investments Group, Ltd.15,658$128.6K0.00%+15,658New
BNP Paribas Arbitrage, SA14,924$122.5K0.00%−48,223−76.4%Reduced
Creative Planning14,620$120.0K0.00%−1,514−9.4%Reduced
SEI Investments Co14,460$118.7K0.00%+1,147+8.6%Added