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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, Q4 2024

Institutional positions in REGENXBIO Inc. as of Dec 31, 2024. 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
177
−5 vs. Q3 2024
Shares held
42.1M
−1.23M (−2.8%) vs. Q3 2024
Total value
$325.2M
−$129.1M (−28.4%) vs. Q3 2024
New holders
39
58 more added
Sold out
44
50 more reduced

4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 holdersQ4 2024: 177 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 heldQ4 2024: $325.2M
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, Q4 2024

Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q3 2024.

Institutions holding RGNX in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.5,466,102$42.3M0.00%−3,378,364−38.2%Reduced
Redmile Group, LLC4,794,780$37.1M2.58%−98,122−2.0%Reduced
JPMorgan Chase & Co4,136,517$32.0M0.00%+1,659,206+67.0%Added
Vanguard Group Inc2,985,952$23.1M0.00%−1,383,039−31.7%Reduced
State Street Corp2,185,851$16.9M0.00%−597,032−21.5%Reduced
Morgan Stanley2,003,311$15.5M0.00%+653,435+48.4%Added
Millennium Management LLC1,322,344$10.2M0.01%+1,061,187+406.3%Added
Balyasny Asset Management LLC1,187,102$9.18M0.02%+66,993+6.0%Added
Dimensional Fund Advisors LP1,171,422$9.05M0.00%+21,234+1.8%Added
Geode Capital Management, LLC1,094,225$8.46M0.00%+5,574+0.5%Added
Integral Health Asset Management, LLC900,000$6.96M0.62%−375,000−29.4%Reduced
Assenagon Asset Management S.A.856,572$6.62M0.01%+296,700+53.0%Added
Goldman Sachs Group Inc756,238$5.85M0.00%+12,851+1.7%Added
Citadel Advisors LLC585,408$4.53M0.00%+382,177+188.1%Added
Avidity Partners Management LP532,000$4.11M0.41%−600,564−53.0%Reduced
Adage Capital Partners GP, L.L.C.500,000$3.87M0.01%+500,000New
Northern Trust Corp465,261$3.60M0.00%−22,726−4.7%Reduced
Norges Bank449,400$3.47M0.00%+449,400New
Sonic GP LLC403,079$3.12M6.87%00.0%Unchanged
Two Sigma Investments, LP389,428$3.01M0.01%+263,495+209.2%Added
HRT Financial LP363,403$2.81M0.01%+129,404+55.3%Added
Cubist Systematic Strategies, LLC361,313$2.79M0.05%+361,313New
Qube Research & Technologies Ltd353,993$2.74M0.00%+159,919+82.4%Added
RTW Investments, LP350,000$2.71M0.04%00.0%Unchanged
Charles Schwab Investment Management Inc349,730$2.70M0.00%−68,009−16.3%Reduced
Aquilo Capital Management, LLC346,302$2.68M4.58%−584,406−62.8%Reduced
Voss Capital, LLC332,814$2.57M0.19%+332,814New
Hudson Bay Capital Management LP308,100$2.38M0.01%+93,100+43.3%Added
Ameriprise Financial Inc284,521$2.20M0.00%+12,883+4.7%Added
Siren, L.L.C.284,000$2.20M0.10%00.0%Unchanged
Bank of America Corp281,204$2.17M0.00%−164,980−37.0%Reduced
Renaissance Technologies LLC271,300$2.10M0.00%+271,300New
Botty Investors LLC221,528$1.71M0.56%−2,750−1.2%Reduced
Panagora Asset Management Inc208,029$1.61M0.01%−1,393−0.7%Reduced
Deutsche Bank AG200,375$1.55M0.00%+15,722+8.5%Added
UBS Group AG193,303$1.49M0.00%+81,818+73.4%Added
Jump Financial, LLC192,708$1.49M0.03%+114,005+144.9%Added
Stifel Financial Corp188,844$1.46M0.00%+39,564+26.5%Added
Two Sigma Advisers, LP180,000$1.39M0.00%+112,000+164.7%Added
ADAR1 Capital Management, LLC170,129$1.32M0.27%−398,879−70.1%Reduced
Jane Street Group, LLC164,911$1.27M0.00%+126,135+325.3%Added
Hennion & Walsh Asset Management, Inc.164,729$1.27M0.06%+13,014+8.6%Added
Bank of New York Mellon Corp161,136$1.25M0.00%−159,253−49.7%Reduced
Trexquant Investment LP150,022$1.16M0.01%+150,022New
Macquarie Group Ltd149,000$1.15M0.00%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd137,402$1.06M0.07%+137,402New
State of Wisconsin Investment Board134,491$1.04M0.00%+108,797+423.4%Added
Barclays PLC127,065$982.2K0.00%+11,041+9.5%Added
Citigroup Inc114,811$887.5K0.00%+19,300+20.2%Added
Nuveen Asset Management, LLC112,316$868.2K0.00%00.0%Unchanged
Susquehanna International Group, LLP108,804$841.1K0.00%+53,417+96.4%Added
XTX Topco Ltd108,120$835.8K0.07%+94,943+720.5%Added
ExodusPoint Capital Management, LP105,668$817.0K0.01%−83,431−44.1%Reduced
Mirae Asset Global ETFs Holdings Ltd.100,452$774.6K0.00%+2,827+2.9%Added
Moore Capital Management, LP100,000$773.0K0.01%00.0%Unchanged
BNP Paribas Arbitrage, SA96,093$742.8K0.00%+75,652+370.1%Added
American Century Companies Inc95,026$734.6K0.00%+7,658+8.8%Added
Rafferty Asset Management, LLC93,821$725.2K0.00%+17,180+22.4%Added
Walleye Capital LLC88,148$681.4K0.01%+88,148New
Swiss National Bank81,500$630.0K0.00%00.0%Unchanged
HSBC Holdings PLC84,817$629.3K0.00%+48,310+132.3%Added
Opaleye Management Inc.80,000$618.4K0.11%+80,000New
Rhumbline Advisers74,269$574.1K0.00%−40,756−35.4%Reduced
Raymond James Financial Inc73,510$568.2K0.00%+73,510New
UBS Asset Management Americas Inc72,183$558.0K0.00%+6,105+9.2%Added
DekaBank Deutsche Girozentrale74,600$546.0K0.00%00.0%Unchanged
D. E. Shaw & Co., Inc.63,377$489.9K0.00%+8,271+15.0%Added
PDT Partners, LLC63,015$487.1K0.04%+63,015New
Point72 Asia (Singapore) Pte. Ltd.57,841$447.1K0.12%+57,841New
Lion Point Capital, LP57,750$446.4K2.34%00.0%Unchanged
Alliancebernstein L.P.53,900$416.6K0.00%−5,127−8.7%Reduced
Invesco Ltd.52,128$402.9K0.00%−84,036−61.7%Reduced
Wells Fargo & Company48,437$374.4K0.00%+12,285+34.0%Added
Engineers Gate Manager LP45,689$353.2K0.01%+45,689New
Legal & General Group Plc44,823$346.5K0.00%−72,905−61.9%Reduced
Voya Investment Management LLC43,502$336.3K0.00%+3,024+7.5%Added
Brevan Howard Capital Management LP41,160$318.2K0.01%+41,160New
California State Teachers Retirement System39,554$305.8K0.00%−330−0.8%Reduced
Sigma Planning Corp37,310$288.4K0.01%−900−2.4%Reduced
Squarepoint Ops LLC37,230$287.8K0.00%−2,475−6.2%Reduced
Quantessence Capital LLC34,888$269.7K0.11%+34,888New
Napatree Capital LLC33,525$259.1K0.15%−1,600−4.6%Reduced
Allianz Asset Management GmbH31,800$245.8K0.00%−7,500−19.1%Reduced
BIT Capital GmbH29,696$229.6K0.02%+29,696New
Graham Capital Management, L.P.28,542$220.6K0.01%+10,677+59.8%Added
MetLife Investment Management27,189$210.2K0.00%00.0%Unchanged
Rockefeller Capital Management L.P.27,108$209.7K0.00%−13,864−33.8%Reduced
AQR Capital Management LLC26,434$204.3K0.00%−9,823−27.1%Reduced
Verition Fund Management LLC25,869$200.0K0.00%−15,277−37.1%Reduced
Harbor Capital Advisors, Inc.25,607$198.0K0.01%−10,475−29.0%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.25,430$197.6K0.00%+8,267+48.2%Added
Janus Henderson Group PLC24,761$191.4K0.00%00.0%Unchanged
Sherbrooke Park Advisers LLC24,330$188.1K0.06%−5,377−18.1%Reduced
Aristides Capital LLC24,200$187.1K0.06%+24,200New
Price T Rowe Associates Inc23,910$185.0K0.00%+1,982+9.0%Added
Corebridge Financial, Inc.22,889$176.9K0.00%−3,514−13.3%Reduced
Alpine Global Management, LLC22,687$175.4K0.05%+22,687New
Intech Investment Management LLC19,474$150.5K0.00%+4,109+26.7%Added
Profund Advisors LLC18,256$141.1K0.01%+1,398+8.3%Added
Manufacturers Life Insurance Company, The17,555$135.7K0.00%−373−2.1%Reduced