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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, Q3 2025

Institutional positions in REGENXBIO Inc. as of Sep 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
166
+8 vs. Q2 2025
Shares held
41.4M
−648.8K (−1.5%) vs. Q2 2025
Total value
$399.2M
+$54.3M (+15.7%) vs. Q2 2025
New holders
23
63 more added
Sold out
15
51 more reduced

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 166 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 heldQ3 2025: $399.2M
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, Q3 2025

Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q2 2025.

Institutions holding RGNX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Larson Financial Group LLC8$770.00%+8New
Caitong International Asset Management Co., Ltd16$1540.00%+16New
Farther Finance Advisors, LLC20$1930.00%+20New
Global Retirement Partners, LLC22$2120.00%00.0%Unchanged
Sunbelt Securities, Inc.55$5310.00%+55New
Principal Securities, Inc.59$5690.00%00.0%Unchanged
Parallel Advisors, LLC67$6470.00%00.0%Unchanged
Daiwa Securities Group Inc.146$1.00K0.00%00.0%Unchanged
UMA Financial Services, Inc.113$1.09K0.00%00.0%Unchanged
Quadrant Capital Group LLC126$1.22K0.00%+126New
Glen Eagle Advisors, LLC150$1.45K0.00%00.0%Unchanged
Dynamic Wealth Strategies, LLC191$1.84K0.00%00.0%Unchanged
Advisory Services Network, LLC200$1.93K0.00%+200New
MAI Capital Management205$1.98K0.00%+110+115.8%Added
SBI Securities Co., Ltd.240$2.32K0.00%+20+9.1%Added
The PNC Financial Services Group, Inc.318$3.07K0.00%+213+202.9%Added
IFP Advisors, Inc345$3.33K0.00%+158+84.5%Added
Eastern Bank370$3.57K0.00%00.0%Unchanged
True Wealth Design, LLC436$4.21K0.00%+362+489.2%Added
Rothschild Investment LLC440$4.25K0.00%−60−12.0%Reduced
Optiver Holding B.V.446$4.30K0.00%+446New
Clearstead Advisors, LLC463$4.47K0.00%+457+7,616.7%Added
Country Trust Bank1,000$9.65K0.00%00.0%Unchanged
Ancora Advisors, LLC1,000$9.65K0.00%00.0%Unchanged
GF Fund Management Co. Ltd.1,087$10.5K0.00%−182−14.3%Reduced
Allworth Financial LP1,138$11.0K0.00%+1,073+1,650.8%Added
Advisor Group Holdings, Inc.1,452$13.1K0.00%+960+195.1%Added
Amalgamated Bank1,589$15.0K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,564$15.1K0.00%−37−2.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)1,684$16.3K0.00%+287+20.5%Added
Versant Capital Management, Inc1,709$16.5K0.00%+1,485+662.9%Added
Covestor Ltd1,729$17.0K0.01%−8−0.5%Reduced
Foster Dykema Cabot & Partners, LLC1,946$18.8K0.00%+1,946New
Mirae Asset Global Investments Co., Ltd.1,953$18.8K0.00%+15+0.8%Added
EverSource Wealth Advisors, LLC1,971$19.0K0.00%+694+54.3%Added
GAMMA Investing LLC1,988$19.2K0.00%−943−32.2%Reduced
Signaturefd, LLC2,000$19.3K0.00%00.0%Unchanged
Essential Partners LLC2,489$24.0K0.01%+656+35.8%Added
State of Alaska, Department of Revenue2,597$25.0K0.00%+2,597New
US Bancorp2,654$25.6K0.00%−22−0.8%Reduced
Sterling Capital Management LLC3,228$31.1K0.00%+1,982+159.1%Added
California State Teachers Retirement System3,338$32.2K0.00%+2+0.1%Added
Tower Research Capital LLC (TRC)3,451$33.3K0.00%−1,496−30.2%Reduced
Aquatic Capital Management LLC3,806$36.7K0.00%+3,806New
Ameritas Investment Partners, Inc.4,037$39.0K0.00%00.0%Unchanged
Caption Management, LLC4,123$39.8K0.00%+4,123New
Jones Financial Companies LLLP4,133$39.9K0.00%+1,270+44.4%Added
Citigroup Inc4,233$40.8K0.00%−26,216−86.1%Reduced
Legal & General Group Plc4,310$41.6K0.00%00.0%Unchanged
FNY Investment Advisers, LLC4,995$48.0K0.02%00.0%Unchanged
Public Employees Retirement Association of Colorado6,040$58.0K0.00%00.0%Unchanged
China Universal Asset Management Co., Ltd.8,854$85.4K0.01%−1,221−12.1%Reduced
Algert Global LLC10,040$96.9K0.00%−10,208−50.4%Reduced
Gsa Capital Partners LLP10,348$100.0K0.01%−216,234−95.4%Reduced
Diversified Trust Co10,763$103.9K0.00%00.0%Unchanged
Buckingham Strategic Partners10,221$106.5K0.00%+10,221New
Virtus Investment Advisers, Inc.11,155$107.6K0.03%+1,936+21.0%Added
Russell Investments Group, Ltd.11,175$107.8K0.00%−4,483−28.6%Reduced
State Board of Administration of Florida Retirement System11,615$112.1K0.00%00.0%Unchanged
Inceptionr LLC12,154$117.3K0.03%+12,154New
Simplex Trading, LLC12,377$119.0K0.00%+12,377New
Sherbrooke Park Advisers LLC13,005$125.5K0.06%−15,634−54.6%Reduced
Police & Firemen's Retirement System of New Jersey13,073$126.2K0.00%+3,754+40.3%Added
Steward Partners Investment Advisory, LLC13,163$127.0K0.00%+7,500+132.4%Added
Erste Asset Management GmbH13,000$128.1K0.00%00.0%Unchanged
Captrust Financial Advisors13,447$129.8K0.00%+3,033+29.1%Added
New York State Common Retirement Fund13,746$132.6K0.00%00.0%Unchanged
Profund Advisors LLC14,444$139.4K0.00%+1,523+11.8%Added
Great West Life Assurance Co14,510$143.0K0.00%+3,671+33.9%Added
SEI Investments Co15,031$145.0K0.00%+571+3.9%Added
Pallas Capital Advisors LLC15,160$146.3K0.01%−2,247−12.9%Reduced
Manufacturers Life Insurance Company, The15,656$151.1K0.00%−1,359−8.0%Reduced
Brevan Howard Capital Management LP16,392$158.2K0.00%+16,392New
BNP Paribas Arbitrage, SA17,724$171.0K0.00%+2,800+18.8%Added
DnB Asset Management AS17,923$173.0K0.00%−473−2.6%Reduced
Intech Investment Management LLC19,040$183.7K0.00%−8,060−29.7%Reduced
State of Wisconsin Investment Board19,731$190.4K0.00%−84,072−81.0%Reduced
Mercer Global Advisors Inc19,916$192.2K0.00%+19,916New
SRS Capital Advisors, Inc.23,162$223.5K0.00%+23,116+50,252.2%Added
Militia Capital Partners, LP23,600$227.7K0.11%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.23,654$228.3K0.00%+47+0.2%Added
Point72 Asia (Singapore) Pte. Ltd.23,858$230.2K0.04%+23,858New
Alps Advisors Inc24,717$238.5K0.00%−2,328−8.6%Reduced
Creative Planning25,913$250.1K0.00%+11,293+77.2%Added
MetLife Investment Management26,240$253.2K0.00%00.0%Unchanged
SG Americas Securities, LLC26,600$257.0K0.00%+26,600New
Rockefeller Capital Management L.P.26,773$258.4K0.00%00.0%Unchanged
Quantinno Capital Management LP27,346$263.9K0.00%+7,338+36.7%Added
Franklin Resources Inc28,871$278.6K0.00%−230−0.8%Reduced
Graham Capital Management, L.P.29,308$282.8K0.01%−30,827−51.3%Reduced
Engineers Gate Manager LP29,730$286.9K0.00%−22,083−42.6%Reduced
Mariner, LLC32,306$311.8K0.00%+19,402+150.4%Added
LPL Financial LLC34,816$336.0K0.00%−3,222−8.5%Reduced
Thrivent Financial for Lutherans35,003$338.0K0.00%+35,003New
Price T Rowe Associates Inc38,992$377.0K0.00%+11,012+39.4%Added
Wealth Enhancement Advisory Services, LLC39,314$413.2K0.00%+8,684+28.4%Added
Quest Partners LLC42,904$414.0K0.03%+12,828+42.7%Added
Royal Bank of Canada46,923$453.0K0.00%+40,101+587.8%Added
Jump Financial, LLC50,000$482.5K0.01%+19,576+64.3%Added
Bradley Foster & Sargent Inc50,202$484.4K0.01%−4,685−8.5%Reduced