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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 1 sale; 165 institutions reported holding it in 13F filings for Q2 2026, worth $504.6M in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in REGENXBIO Inc. as of Dec 31, 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
174
+10 vs. Q3 2025
Shares held
41.1M
−135.3K (−0.3%) vs. Q3 2025
Total value
$593.1M
+$194.7M (+48.9%) vs. Q3 2025
New holders
24
62 more added
Sold out
14
60 more reduced

2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 174 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 2025: $593.1M
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 2025

Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q3 2025.

Institutions holding RGNX in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Larson Financial Group LLC8$1150.00%00.0%Unchanged
Global Retirement Partners, LLC22$3170.00%00.0%Unchanged
Clearstead Advisors, LLC32$4610.00%−431−93.1%Reduced
SJS Investment Consulting Inc.52$7490.00%+52New
Sunbelt Securities, Inc.55$7920.00%00.0%Unchanged
Parallel Advisors, LLC67$9650.00%00.0%Unchanged
Harbour Investments, Inc.93$1.34K0.00%+93New
UMA Financial Services, Inc.113$1.63K0.00%00.0%Unchanged
MAI Capital Management119$1.71K0.00%−86−42.0%Reduced
Daiwa Securities Group Inc.146$2.00K0.00%00.0%Unchanged
Glen Eagle Advisors, LLC150$2.16K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.170$2.45K0.00%−148−46.5%Reduced
Dynamic Wealth Strategies, LLC191$2.75K0.00%00.0%Unchanged
SBI Securities Co., Ltd.244$3.51K0.00%+4+1.7%Added
SRS Capital Advisors, Inc.342$4.93K0.00%−22,820−98.5%Reduced
Eastern Bank370$5.33K0.00%00.0%Unchanged
Farther Finance Advisors, LLC419$6.03K0.00%+399+1,995.0%Added
Spire Wealth Management500$7.20K0.00%+500New
True Wealth Design, LLC519$7.47K0.00%+83+19.0%Added
Rothschild Investment LLC617$8.88K0.00%+177+40.2%Added
IFP Advisors, Inc629$9.06K0.00%+284+82.3%Added
Quadrant Capital Group LLC654$9.42K0.00%+528+419.0%Added
UBS Asset Management Americas Inc654$9.42K0.00%+654New
Steward Partners Investment Advisory, LLC663$9.55K0.00%−12,500−95.0%Reduced
Tower Research Capital LLC (TRC)743$10.7K0.00%−2,708−78.5%Reduced
Group One Trading, L.P.804$11.6K0.00%+804New
GF Fund Management Co. Ltd.994$14.3K0.00%−93−8.6%Reduced
Country Trust Bank1,000$14.4K0.00%00.0%Unchanged
Ancora Advisors, LLC1,000$14.4K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)1,370$19.7K0.00%−314−18.6%Reduced
Advisor Group Holdings, Inc.1,452$20.9K0.00%00.0%Unchanged
Amalgamated Bank1,470$21.0K0.00%−119−7.5%Reduced
Covestor Ltd1,530$22.0K0.01%−199−11.5%Reduced
Optiver Holding B.V.1,546$22.3K0.00%+1,100+246.6%Added
Allworth Financial LP1,553$22.4K0.00%+415+36.5%Added
Versant Capital Management, Inc1,709$24.6K0.00%00.0%Unchanged
Royal Bank of Canada1,777$26.0K0.00%−45,146−96.2%Reduced
Signaturefd, LLC2,000$28.8K0.00%00.0%Unchanged
GAMMA Investing LLC2,193$31.6K0.00%+205+10.3%Added
Nisa Investment Advisors, LLC2,225$32.0K0.00%+661+42.3%Added
Mirae Asset Global Investments Co., Ltd.2,460$35.4K0.00%+507+26.0%Added
EverSource Wealth Advisors, LLC2,505$36.1K0.00%+534+27.1%Added
State of Alaska, Department of Revenue2,597$37.0K0.00%00.0%Unchanged
US Bancorp2,654$38.2K0.00%00.0%Unchanged
Sterling Capital Management LLC2,697$38.8K0.00%−531−16.4%Reduced
California State Teachers Retirement System2,881$41.5K0.00%−457−13.7%Reduced
Essential Partners LLC3,280$47.2K0.01%+791+31.8%Added
Legal & General Group Plc4,022$57.9K0.00%−288−6.7%Reduced
Ameritas Investment Partners, Inc.4,037$58.1K0.00%00.0%Unchanged
Jones Financial Companies LLLP4,270$61.5K0.00%+137+3.3%Added
Quest Partners LLC5,255$75.7K0.00%−37,649−87.8%Reduced
Public Employees Retirement Association of Colorado6,040$87.0K0.00%00.0%Unchanged
Simplex Trading, LLC6,234$89.8K0.00%−6,143−49.6%Reduced
China Universal Asset Management Co., Ltd.8,249$118.8K0.01%−605−6.8%Reduced
Citigroup Inc9,259$133.3K0.00%+5,026+118.7%Added
Russell Investments Group, Ltd.9,687$139.5K0.00%−1,488−13.3%Reduced
Balyasny Asset Management LLC10,425$150.1K0.00%+10,425New
ProShare Advisors LLC10,750$154.8K0.00%+10,750New
Bridgefront Capital, LLC11,042$159.0K0.04%+11,042New
Headlands Technologies LLC11,545$166.2K0.01%+11,545New
State Board of Administration of Florida Retirement System11,615$167.3K0.00%00.0%Unchanged
Thrivent Financial for Lutherans12,205$176.0K0.00%−22,798−65.1%Reduced
Buckingham Strategic Partners12,676$182.5K0.00%+2,455+24.0%Added
Erste Asset Management GmbH13,000$185.9K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA13,010$187.3K0.00%−4,714−26.6%Reduced
Police & Firemen's Retirement System of New Jersey13,073$188.3K0.00%00.0%Unchanged
Diversified Trust Co13,378$192.6K0.00%+2,615+24.3%Added
New York State Common Retirement Fund13,746$197.9K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The14,162$203.9K0.00%−1,494−9.5%Reduced
SEI Investments Co14,920$214.8K0.00%−111−0.7%Reduced
Captrust Financial Advisors15,228$219.3K0.00%+1,781+13.2%Added
Pallas Capital Advisors LLC15,545$223.8K0.01%+385+2.5%Added
Susquehanna International Group, LLP15,624$225.0K0.00%−75,684−82.9%Reduced
Brevan Howard Capital Management LP16,840$242.5K0.00%+448+2.7%Added
Redwood Wealth Management Group, LLC17,385$250.3K0.10%+17,385New
Inceptionr LLC17,440$251.1K0.07%+5,286+43.5%Added
Bank of Nova Scotia17,473$251.6K0.00%+17,473New
Fox Run Management, L.L.C.17,501$252.0K0.04%+17,501New
Franklin Resources Inc18,970$273.2K0.00%−9,901−34.3%Reduced
Virtus Investment Advisers, Inc.19,181$276.2K0.08%+8,026+71.9%Added
Great West Life Assurance Co19,851$286.0K0.00%+5,341+36.8%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.21,386$290.2K0.00%−2,268−9.6%Reduced
Intech Investment Management LLC21,367$307.7K0.00%+2,327+12.2%Added
Profund Advisors LLC22,251$320.4K0.01%+7,807+54.1%Added
Graham Capital Management, L.P.22,632$325.9K0.01%−6,676−22.8%Reduced
Militia Capital Partners, LP23,600$339.8K0.13%00.0%Unchanged
Mercer Global Advisors Inc24,140$347.6K0.00%+4,224+21.2%Added
Tudor Investment Corp Et Al24,310$350.1K0.00%+24,310New
DnB Asset Management AS25,612$368.8K0.00%+7,689+42.9%Added
MetLife Investment Management26,240$377.9K0.00%00.0%Unchanged
Lion Point Capital, LP26,600$383.0K1.98%−31,150−53.9%Reduced
Rockefeller Capital Management L.P.27,720$399.2K0.00%+947+3.5%Added
Los Angeles Capital Management LLC34,054$436.6K0.00%−58,568−63.2%Reduced
LPL Financial LLC32,705$471.0K0.00%−2,111−6.1%Reduced
Creative Planning33,021$475.5K0.00%+7,108+27.4%Added
Point72 Asset Management, L.P.33,384$480.7K0.00%+33,384New
Vestal Point Capital, LP34,000$489.6K0.02%+34,000New
Victory Capital Management Inc37,286$536.9K0.00%+37,286New
State of Wisconsin Investment Board37,591$541.3K0.00%+17,860+90.5%Added
Simplify Asset Management Inc.38,000$547.2K0.01%+38,000New