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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 $507.0M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in REGENXBIO Inc. as of Jun 30, 2026. 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
165
−11 vs. Q1 2026
Shares held
42.4M
−199.9K (−0.5%) vs. Q1 2026
Total value
$507.0M
+$151.9M (+42.8%) vs. Q1 2026
New holders
24
62 more added
Sold out
35
52 more reduced

2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 165 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 2026: $507.0M
Q1 2021: $1.12BQ2 2021: $1.30BQ3 2021: $1.40BQ4 2021: $1.17BQ1 2022: $1.16BQ2 2022: $895.7MQ3 2022: $928.6MQ4 2022: $808.9MQ1 2023: $706.7MQ2 2023: $742.1MQ3 2023: $612.2MQ4 2023: $787.7MQ1 2024: $1.03BQ2 2024: $547.2MQ3 2024: $484.0MQ4 2024: $325.3MQ1 2025: $298.1MQ2 2025: $345.4MQ3 2025: $438.6MQ4 2025: $594.1MQ1 2026: $355.7MQ2 2026: $507.0M
Institutions holding RGNX and their total value by quarter
QuarterHoldersValue
Q2 2026165$507.0M
Q1 2026178$355.7M
Q4 2025174$594.1M
Q3 2025166$438.6M
Q2 2025159$345.4M
Q1 2025164$298.1M
Q4 2024177$325.3M
Q3 2024186$484.0M
Q2 2024181$547.2M
Q1 2024188$1.03B
Q4 2023171$787.7M
Q3 2023160$612.2M
Q2 2023167$742.1M
Q1 2023175$706.7M
Q4 2022182$808.9M
Q3 2022183$928.6M
Q2 2022166$895.7M
Q1 2022187$1.16B
Q4 2021172$1.17B
Q3 2021183$1.40B
Q2 2021172$1.30B
Q1 2021184$1.12B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding REGENXBIO Inc.; share changes are against Q1 2026.

Institutions holding RGNX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.6,397,440$76.6M0.00%+614,632+10.6%Added
Redmile Group, LLC4,368,804$52.3M3.51%00.0%Unchanged
State Street Corp2,971,173$35.6M0.00%+239,688+8.8%Added
JPMorgan Chase & Co2,214,169$26.2M0.00%−1,269,631−36.4%Reduced
Vanguard Capital Management LLC2,107,557$25.2M0.00%+100,411+5.0%Added
Morgan Stanley1,953,237$23.4M0.00%−112,920−5.5%Reduced
Goldman Sachs Group Inc1,421,453$17.0M0.00%−418,010−22.7%Reduced
AQR Capital Management LLC1,378,358$16.5M0.01%+326,646+31.1%Added
Vanguard Portfolio Management LLC1,355,554$16.2M0.00%+336,653+33.0%Added
Marshall Wace, LLP1,284,950$15.4M0.01%+1,284,950New
Geode Capital Management, LLC1,241,296$14.9M0.00%+103,798+9.1%Added
Integral Health Asset Management, LLC800,000$9.58M0.39%−700,000−46.7%Reduced
Nuveen, LLC740,026$8.87M0.00%+158,010+27.1%Added
Dimensional Fund Advisors LP731,586$8.76M0.00%−278,795−27.6%Reduced
D. E. Shaw & Co., Inc.712,814$8.54M0.01%+426,813+149.2%Added
Two Sigma Investments, LP669,808$8.02M0.01%+114,916+20.7%Added
Citadel Advisors LLC669,023$8.01M0.00%+669,023New
Stifel Financial Corp560,727$6.72M0.01%+167,958+42.8%Added
Bank of America Corp518,545$6.21M0.00%+193,685+59.6%Added
22NW, LP492,759$5.90M5.64%00.0%Unchanged
Millennium Management LLC480,762$5.76M0.00%+195,588+68.6%Added
Pale Fire Capital SE466,209$5.59M0.40%−27,517−5.6%Reduced
Northern Trust Corp421,839$5.05M0.00%+28,199+7.2%Added
Charles Schwab Investment Management Inc396,450$4.75M0.00%+5,849+1.5%Added
Lazard Asset Management LLC370,375$4.44M0.01%+370,375New
FMR LLC342,858$4.11M0.00%+31,590+10.1%Added
Assenagon Asset Management S.A.338,558$4.06M0.00%−642,053−65.5%Reduced
Vanguard Fiduciary Trust Co337,159$4.04M0.00%+25,095+8.0%Added
Quantinno Capital Management LP300,127$3.60M0.00%+256,176+582.9%Added
GSK plc271,456$3.25M0.54%00.0%Unchanged
Susquehanna International Group, LLP264,912$3.17M0.00%+173,828+190.8%Added
Renaissance Technologies LLC256,686$3.08M0.00%−48,600−15.9%Reduced
Jane Street Group, LLC253,493$3.04M0.00%+147,945+140.2%Added
UBS Group AG249,947$2.99M0.00%−7,516−2.9%Reduced
Jump Financial, LLC239,700$2.87M0.03%+18,911+8.6%Added
Hudson Bay Capital Management LP225,000$2.70M0.01%+45,000+25.0%Added
Botty Investors LLC222,278$2.66M0.56%00.0%Unchanged
CI Private Wealth, LLC217,661$2.61M0.00%+217,661New
Deutsche Bank AG207,835$2.49M0.00%+10,864+5.5%Added
Walleye Capital LLC203,726$2.44M0.01%+203,726New
Y-Intercept (Hong Kong) Ltd181,471$2.17M0.04%−93,550−34.0%Reduced
Nomura Asset Management International Inc.149,000$1.78M0.00%00.0%Unchanged
Ieq Capital, LLC141,469$1.69M0.01%+1,830+1.3%Added
Bank of New York Mellon Corp134,194$1.61M0.00%−6,025−4.3%Reduced
Invesco Ltd.133,851$1.60M0.00%−24,978−15.7%Reduced
Russell Investments Group, Ltd.121,359$1.45M0.00%+7,934+7.0%Added
Susquehanna Portfolio Strategies, LLC119,471$1.43M0.02%−67,130−36.0%Reduced
Massachusetts Financial Services Co107,719$1.29M0.00%−4,292−3.8%Reduced
XTX Topco Ltd107,300$1.29M0.02%+73,400+216.5%Added
Ameriprise Financial Inc100,055$1.20M0.00%−100,297−50.1%Reduced
Raymond James Financial Inc92,588$1.11M0.00%−8,657−8.6%Reduced
Schroder Investment Management Group91,481$1.08M0.00%+91,481New
Trexquant Investment LP86,420$1.04M0.01%+86,420New
Mirae Asset Global ETFs Holdings Ltd.78,364$937.9K0.00%+20,014+34.3%Added
Citigroup Inc78,022$934.7K0.00%+52,372+204.2%Added
Wells Fargo & Company77,852$932.7K0.00%+27,350+54.2%Added
Balyasny Asset Management LLC74,047$887.1K0.00%+62,391+535.3%Added
ACT Capital Management, LLC67,500$808.6K0.53%+11,500+20.5%Added
Price T Rowe Associates Inc63,126$757.0K0.00%+11,997+23.5%Added
Palogic Value Management, L.P.60,080$719.8K0.13%+30,080+100.3%Added
Rhumbline Advisers59,783$716.2K0.00%−704−1.2%Reduced
Rafferty Asset Management, LLC54,451$652.3K0.00%−19,427−26.3%Reduced
Wealth Enhancement Advisory Services, LLC45,090$629.0K0.00%+630+1.4%Added
BNP Paribas Arbitrage, SA51,549$617.6K0.00%+29,842+137.5%Added
Simplex Trading, LLC49,244$589.9K0.02%+49,244New
Virtus Investment Advisers, Inc.49,129$588.6K0.14%+29,469+149.9%Added
DekaBank Deutsche Girozentrale74,600$577.0K0.00%00.0%Unchanged
NewEdge Wealth, LLC47,700$571.4K0.01%+47,700New
Cerity Partners LLC47,643$570.8K0.00%−10,734−18.4%Reduced
Barclays PLC44,067$527.9K0.00%−23,360−34.6%Reduced
Aquatic Capital Management LLC43,998$527.1K0.02%+43,998New
Alliancebernstein L.P.61,330$513.9K0.00%−3,400−5.3%Reduced
Algert Global LLC41,060$491.9K0.01%+17,160+71.8%Added
Voleon Capital Management LP40,549$485.8K0.01%−1,603−3.8%Reduced
Franklin Resources Inc38,680$463.4K0.00%+21,879+130.2%Added
Mariner, LLC38,162$457.2K0.00%+163+0.4%Added
Connor, Clark & Lunn Investment Management Ltd.37,657$451.1K0.00%−47,591−55.8%Reduced
HSBC Holdings PLC36,402$437.6K0.00%−19,428−34.8%Reduced
Engineers Gate Manager LP34,400$412.1K0.01%−29,300−46.0%Reduced
Harbor Capital Advisors, Inc.33,929$406.0K0.03%−14,563−30.0%Reduced
Brevan Howard Capital Management LP33,177$397.5K0.01%+14,275+75.5%Added
Rockefeller Capital Management L.P.31,502$377.4K0.00%00.0%Unchanged
Mercer Global Advisors Inc31,444$376.7K0.00%+7,604+31.9%Added
Great West Life Assurance Co27,558$330.0K0.00%−704−2.5%Reduced
Profund Advisors LLC27,486$329.3K0.01%−5,559−16.8%Reduced
MetLife Investment Management27,254$326.5K0.00%+7,224+36.1%Added
SG Americas Securities, LLC27,203$326.0K0.00%+7,356+37.1%Added
Lion Point Capital, LP26,600$318.7K1.52%00.0%Unchanged
Winton Group Ltd24,200$289.9K0.01%+24,200New
Tudor Investment Corp Et Al23,854$285.8K0.00%−456−1.9%Reduced
Inceptionr LLC23,605$282.8K0.07%+13,356+130.3%Added
Gsa Capital Partners LLP22,607$271.0K0.02%+22,607New
PEAK6 LLC22,000$263.6K0.01%+22,000New
Creative Planning20,781$249.0K0.00%−9,220−30.7%Reduced
DnB Asset Management AS19,365$232.0K0.00%−961−4.7%Reduced
SRS Capital Advisors, Inc.19,256$230.7K0.00%+18,514+2,495.1%Added
Vanguard Global Advisers, LLC18,588$222.7K0.00%00.0%Unchanged
Axq Capital, LP18,446$221.0K0.02%+18,446New
Landing Point Financial Group, LLC18,217$218.2K0.07%−1,000−5.2%Reduced
Quadrature Capital Ltd16,277$195.0K0.00%+16,277New