REGENXBIO (RGNX) Institutional Ownership $9.06 +0.05 (+0.55%) As of 12:45 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for REGENXBIO (NASDAQ:RGNX)CurrentInstitutional OwnershipPercentage88.08%Number ofInstitutional Buyers(last 12 months)110TotalInstitutional Inflows(last 12 months)$107.47MNumber ofInstitutional Sellers(last 12 months)58TotalInstitutional Outflows(last 12 months)$50.57M Get RGNX Insider Trade Alerts Want to know when executives and insiders are buying or selling REGENXBIO stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Skip Chart & View Institutional Buying and Selling Data RGNX Institutional Buying and Selling by Quarter REGENXBIO Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/18/2025 Hudson Bay Capital Management LP220,000$1.81M0.0%-25.4%0.436% 8/16/2025 Headlands Technologies LLC13,139$108K0.0%N/A0.026% 8/15/2025 CANADA LIFE ASSURANCE Co10,839$89K0.0%+271.8%0.021% 8/15/2025 Exome Asset Management LLC226,060$1.86M1.0%-44.2%0.448% 8/15/2025 Captrust Financial Advisors10,414$85K0.0%N/A0.021% 8/15/2025 Rafferty Asset Management LLC60,655$498K0.0%N/A0.120% 8/15/2025 Moore Capital Management LP150,000$1.23M0.0%+50.0%0.297% 8/15/2025 Man Group plc84,799$696K0.0%+163.3%0.168% 8/15/2025 Militia Capital Partners LP23,600$194K0.1%N/A0.047% 8/15/2025 Lazard Asset Management LLC45,398$372K0.0%N/A0.090% Get the Latest News and Ratings for RGNX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for REGENXBIO and its competitors with MarketBeat's FREE daily newsletter. 8/15/2025 Hudson Bay Capital Management LP220,000$1.81M0.0%-25.4%0.436% 8/15/2025 BNP Paribas Financial Markets14,924$123K0.0%-76.4%0.030% 8/15/2025 Balyasny Asset Management L.P.797,100$6.54M0.0%-43.0%1.578% 8/15/2025 Bank of America Corp DE572,499$4.70M0.0%-12.2%1.133% 8/15/2025 Ameriprise Financial Inc.372,849$3.06M0.0%+12.7%0.738% 8/15/2025 AQR Capital Management LLC930,196$7.64M0.0%+49.9%1.842% 8/14/2025 Raymond James Financial Inc.111,497$915K0.0%+12.2%0.221% 8/14/2025 Redmile Group LLC4,775,717$39.21M4.2%-0.4%9.455% 8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.59,451$489K0.0%-36.6%0.118% 8/14/2025 Squarepoint Ops LLC219,288$1.80M0.0%+2,049.0%0.434% 8/14/2025 Sei Investments Co.14,460$119K0.0%N/A0.029% 8/14/2025 Nebula Research & Development LLC151,293$1.24M0.1%N/A0.300% 8/14/2025 Qube Research & Technologies Ltd457,112$3.75M0.0%+16.4%0.905% 8/14/2025 22NW LP923,679$7.58M5.5%+38.1%1.829% 8/14/2025 Voss Capital LP575,000$4.72M0.3%+47.4%1.138% 8/14/2025 Pale Fire Capital SE27,846$229K0.0%+7.7%0.055% 8/14/2025 Cerity Partners LLC46,541$382K0.0%+46.1%0.092% 8/13/2025 Jump Financial LLC30,424$250K0.0%-71.7%0.060% 8/13/2025 Marshall Wace LLP222,342$1.83M0.0%-1.4%0.440% 8/13/2025 Invesco Ltd.113,209$929K0.0%+42.5%0.224% 8/13/2025 Virtus Investment Advisers LLC9,219$76K0.0%-51.0%0.018% 8/13/2025 Hsbc Holdings PLC90,804$745K0.0%+62.7%0.180% 8/13/2025 Russell Investments Group Ltd.15,658$129K0.0%N/A0.031% 8/12/2025 Steward Partners Investment Advisory LLC5,663$46K0.0%+754.1%0.011% 8/12/2025 Prudential Financial Inc.10,631$87K0.0%N/A0.021% 8/12/2025 American Century Companies Inc.110,066$904K0.0%+8.4%0.218% 8/12/2025 Franklin Resources Inc.29,101$239K0.0%N/A0.058% 8/12/2025 Legal & General Group Plc4,310$35K0.0%-51.0%0.009% 8/12/2025 JPMorgan Chase & Co.3,852,025$31.63M0.0%-11.7%7.626% 8/8/2025 Rockefeller Capital Management L.P.26,773$220K0.0%N/A0.053% Market Panic: Trump Just Dropped a Bomb on Your Stocks (Ad)tock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tariffs just lit the fuse. Millions of investors are blindsided as stocks plunge… but this is only Phase 1. If you're still holding the wrong assets, you could lose 30% or more in the coming weeks.Don't wait for the next drop to wipe you out. Get the FREE Guide Before Markets Open Tomorrow8/8/2025 Intech Investment Management LLC27,100$222K0.0%+26.5%0.054% 8/8/2025 Creative Planning14,620$120K0.0%-9.4%0.029% 8/8/2025 Geode Capital Management LLC1,128,521$9.27M0.0%+1.9%2.250% 8/7/2025 Profund Advisors LLC12,921$106K0.0%N/A0.026% 8/7/2025 Mitsubishi UFJ Asset Management Co. Ltd.23,607$194K0.0%-14.9%0.047% 8/7/2025 Los Angeles Capital Management LLC125,408$1.03M0.0%N/A0.250% 8/6/2025 Savant Capital LLC27,481$226K0.0%N/A0.055% 8/1/2025 Y Intercept Hong Kong Ltd176,999$1.45M0.0%N/A0.353% 7/31/2025 AlphaQuest LLC30,076$247K0.0%-50.1%0.060% 7/30/2025 Caliber Wealth Management LLC KS16,095$132K0.0%-8.5%0.032% 7/25/2025 CWM LLC46,816$384K0.0%+75.4%0.093% 7/17/2025 Janney Montgomery Scott LLC57,593$473K0.0%-15.0%0.115% 7/10/2025 Wealth Enhancement Advisory Services LLC30,630$268K0.0%+78.4%0.061% 7/9/2025 Pallas Capital Advisors LLC17,407$143K0.0%+67.1%0.035% 6/27/2025 Goldman Sachs Group Inc.752,727$5.38M0.0%-0.5%1.501% 6/18/2025 Voya Investment Management LLC12,998$93K0.0%-70.1%0.026% 5/29/2025 Rhumbline Advisers71,155$509K0.0%-4.2%0.142% 5/21/2025 Acadian Asset Management LLC157,266$1.12M0.0%N/A0.314% 5/19/2025 Jane Street Group LLC414,067$2.96M0.0%+151.1%0.825% 5/16/2025 Exome Asset Management LLC405,281$2.90M2.5%N/A0.809% 5/16/2025 Goldman Sachs Group Inc.752,727$5.38M0.0%-0.5%1.502% 5/16/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.93,766$670K0.0%-6.7%0.187% 5/16/2025 AQR Capital Management LLC620,595$4.44M0.0%+2,247.7%1.238% 5/16/2025 ADAR1 Capital Management LLC350,352$2.51M0.5%+86.4%0.699% 5/15/2025 PDT Partners LLC102,516$733K0.1%+62.7%0.205% 5/15/2025 Cubist Systematic Strategies LLC357,792$2.56M0.0%-1.0%0.714% 5/15/2025 Panagora Asset Management Inc.206,378$1.48M0.0%-0.8%0.412% 5/15/2025 Trexquant Investment LP458,538$3.28M0.0%+205.6%0.915% 5/14/2025 Ieq Capital LLC50,969$364K0.0%N/A0.102% 5/14/2025 MetLife Investment Management LLC23,546$168K0.0%-13.4%0.047% 5/14/2025 22NW LP668,679$4.78M3.6%N/A1.334% 5/14/2025 Pale Fire Capital SE25,846$185K0.0%+120.5%0.052% 5/14/2025 Jump Financial LLC107,354$768K0.0%-44.3%0.214% 5/14/2025 AlphaQuest LLC60,309$431K0.0%+657.7%0.120% 5/14/2025 Voss Capital LP390,000$2.79M0.2%+17.2%0.778% 5/14/2025 Hsbc Holdings PLC55,815$390K0.0%-34.2%0.111% 5/13/2025 Brooklyn Investment Group5,583$40K0.0%+163.7%0.011% 5/13/2025 Algert Global LLC49,578$354K0.0%N/A0.099% 5/13/2025 American Century Companies Inc.101,579$726K0.0%+6.9%0.203% 5/12/2025 Nuveen LLC124,700$892K0.0%N/A0.249% 5/12/2025 Entropy Technologies LP14,986$107K0.0%N/A0.030% 5/12/2025 Invesco Ltd.79,469$568K0.0%+52.4%0.159% 5/12/2025 Mitsubishi UFJ Asset Management Co. Ltd.27,756$198K0.0%+9.1%0.055% 5/9/2025 Deutsche Bank AG195,202$1.40M0.0%-2.6%0.389% 5/9/2025 Charles Schwab Investment Management Inc.366,549$2.62M0.0%+4.8%0.731% 5/9/2025 Vanguard Group Inc.3,472,988$24.83M0.0%+16.3%6.930% 5/8/2025 XTX Topco Ltd35,953$257K0.0%-66.7%0.072% 5/8/2025 GSA Capital Partners LLP131,329$939K0.1%+659.7%0.262% 5/7/2025 Corton Capital Inc.20,528$147K0.5%+54.6%0.041% 5/7/2025 Caliber Wealth Management LLC KS17,588$126K0.0%N/A0.035% Market Panic: Trump Just Dropped a Bomb on Your Stocks (Ad)tock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tariffs just lit the fuse. Millions of investors are blindsided as stocks plunge… but this is only Phase 1. If you're still holding the wrong assets, you could lose 30% or more in the coming weeks.Don't wait for the next drop to wipe you out. Get the FREE Guide Before Markets Open Tomorrow5/2/2025Napatree Capital LLC31,675$226K0.1%-5.5%0.063% 5/2/2025 Sigma Planning Corp35,860$256K0.0%-3.9%0.072% 5/1/2025 CWM LLC26,696$191K0.0%+6,181.4%0.053% 4/30/2025 Cerity Partners LLC31,846$228K0.0%N/A0.064% 4/29/2025 Bank of New York Mellon Corp141,400$1.01M0.0%-12.2%0.282% 4/17/2025 FNY Investment Advisers LLC5,000$35K0.0%N/A0.010% 4/17/2025 Janney Montgomery Scott LLC67,752$484K0.0%N/A0.135% 4/16/2025 Wealth Enhancement Advisory Services LLC17,172$123K0.0%N/A0.034% 4/15/2025 Assenagon Asset Management S.A.573,173$4.10M0.0%-33.1%1.144% 4/14/2025 Pallas Capital Advisors LLC10,415$74K0.0%N/A0.021% (Data available from 1/1/2016 forward) RGNX Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of RGNX shares? During the previous two years, 175 institutional investors and hedge funds held shares of REGENXBIO. The most heavily invested institutionals were Redmile Group LLC ($39.21M), JPMorgan Chase & Co. ($31.63M), State Street Corp ($29.19M), Vanguard Group Inc. ($24.83M), Millennium Management LLC ($10.22M), Geode Capital Management LLC ($9.27M), and Dimensional Fund Advisors LP ($9.05M).Learn more on REGENXBIO's institutional investors. What percentage of REGENXBIO's stock is owned by institutional investors? 88.08% of REGENXBIO's stock is owned by institutional investors. Learn more on RGNX's institutional investor holdings. Which institutional investors have been buying REGENXBIO's stock? Of the 148 institutional investors that purchased REGENXBIO's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Redmile Group LLC ($1.66M), JPMorgan Chase & Co. ($1.66M), Millennium Management LLC ($1.20M), Assenagon Asset Management S.A. ($1.11M), Vanguard Group Inc. ($959.61K), AQR Capital Management LLC ($924.14K), and 22NW LP ($923.68K). How much institutional buying is happening at REGENXBIO? Institutional investors have bought a total of 13,761,356 shares in the last 24 months. This purchase volume represents approximately $107.47M in transactions. Which of REGENXBIO's major shareholders have been selling company stock? Of the 58 institutional investors that sold REGENXBIO's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Vanguard Group Inc. ($1.38M), JPMorgan Chase & Co. ($1.05M), Balyasny Asset Management L.P. ($601.40K), Assenagon Asset Management S.A. ($539.91K), Integral Health Asset Management LLC ($375K), Bank of America Corp DE ($244.42K), and Exome Asset Management LLC ($179.22K). How much institutional selling is happening at REGENXBIO? Institutional investors have sold a total of 6,084,539 shares in the last 24 months. This volume of shares sold represents approximately $50.57M in transactions. 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