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RGNX Insider Trading

Insider Ownership Percentage: 12.79%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $579,560.04

REGENXBIO Insider Trading History Chart

This chart shows the insider buying and selling history at REGENXBIO by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

REGENXBIO Share Price & Price History

Current Price: $10.31
Price Change: ▼ Price Decrease of -0.02 (-0.19%)
As of 02/9/2026 05:00 PM ET

This chart shows the closing price history over time for RGNX up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

REGENXBIO Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
10/9/2025Curran SimpsonCEOSell20,811$12.62$262,634.82216,162View SEC Filing Icon  
9/29/2025Curran SimpsonCEOSell7,624$10.03$76,468.72236,973View SEC Filing Icon  
9/10/2025Curran SimpsonCEOSell7,734$10.02$77,494.68244,597View SEC Filing Icon  
5/12/2025Kenneth T MillsDirectorSell20,602$7.91$162,961.82475,103View SEC Filing Icon  
10/1/2024Argeris N KarabelasDirectorSell10,000$10.11$101,100.0011,286View SEC Filing Icon  
9/3/2024Argeris N KarabelasDirectorSell10,000$11.56$115,600.0011,286View SEC Filing Icon  
8/1/2024Argeris N KarabelasDirectorSell10,100$13.51$136,451.0011,286View SEC Filing Icon  
8/1/2024Curran SimpsonCEOSell100$15.00$1,500.00170,037View SEC Filing Icon  
7/29/2024Argeris N KarabelasDirectorSell11,000$15.04$165,440.0011,286View SEC Filing Icon  
7/29/2024Curran SimpsonCEOSell9,648$15.04$145,105.92170,137View SEC Filing Icon  
7/24/2024Kenneth T MillsDirectorSell12,221$13.78$168,405.38408,035View SEC Filing Icon  
7/17/2024Kenneth T MillsDirectorSell2,210$13.77$30,431.70408,035View SEC Filing Icon  
7/1/2024Argeris N KarabelasDirectorSell10,000$11.27$112,700.0011,286View SEC Filing Icon  
5/14/2024Kenneth T MillsCEOSell15,000$15.81$237,150.00408,035View SEC Filing Icon  
4/15/2024Kenneth T MillsCEOSell15,000$18.19$272,850.00408,035View SEC Filing Icon  
3/14/2024Kenneth T MillsCEOSell15,000$21.86$327,900.00408,035View SEC Filing Icon  
3/5/2024Steve PakolaInsiderSell12,878$28.36$365,220.08107,192View SEC Filing Icon  
2/14/2024Kenneth T MillsCEOSell15,000$16.76$251,400.00408,035View SEC Filing Icon  
1/16/2024Kenneth T MillsCEOSell45,000$15.18$683,100.00408,035View SEC Filing Icon  
1/3/2024Steve PakolaInsiderSell17,237$17.39$299,751.43107,192View SEC Filing Icon  
12/19/2023Kenneth T MillsCEOSell45,000$19.68$885,600.00355,289View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for REGENXBIO (NASDAQ:RGNX)

88.08% of REGENXBIO stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at RGNX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

REGENXBIO Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/9/2026Simplify Asset Management Inc.38,000$0.55M0.0%N/A0.075%Search for SEC Filing on Google Icon
2/6/2026ProShare Advisors LLC10,750$0.16M0.0%N/A0.021%Search for SEC Filing on Google Icon
2/5/2026DNB Asset Management AS25,612$0.37M0.0%+42.9%0.051%Search for SEC Filing on Google Icon
2/3/2026Mitsubishi UFJ Asset Management Co. Ltd.21,386$0.29M0.0%-9.6%0.042%Search for SEC Filing on Google Icon
1/29/2026UBS Group AG206,689$2.98M0.0%-21.2%0.408%Search for SEC Filing on Google Icon
1/29/2026Vanguard Group Inc.3,374,140$48.59M0.0%+1.1%6.666%Search for SEC Filing on Google Icon
1/26/2026CWM LLC73,858$1.06M0.0%+8.6%0.146%Search for SEC Filing on Google Icon
1/22/2026Massachusetts Financial Services Co. MA114,988$1.66M0.0%-3.2%0.227%Search for SEC Filing on Google Icon
1/14/2026Hennion & Walsh Asset Management Inc.93,917$1.35M0.0%-33.7%0.186%Search for SEC Filing on Google Icon
1/9/2026SG Americas Securities LLC40,531$0.58M0.0%+52.4%0.080%Search for SEC Filing on Google Icon
1/9/2026Assenagon Asset Management S.A.1,160,380$16.71M0.0%+64.5%2.292%Search for SEC Filing on Google Icon
1/9/2026Diversified Trust Co.13,378$0.19M0.0%+24.3%0.026%Search for SEC Filing on Google Icon
1/8/2026Wealth Enhancement Advisory Services LLC44,429$0.63M0.0%+13.0%0.088%Search for SEC Filing on Google Icon
1/1/2026JPMorgan Chase & Co.4,037,248$38.96M0.0%+4.8%7.976%Search for SEC Filing on Google Icon
12/15/2025Hudson Bay Capital Management LP200,000$1.93M0.0%-9.1%0.395%Search for SEC Filing on Google Icon
11/20/2025Voss Capital LP500,000$4.83M0.2%-13.0%0.988%Search for SEC Filing on Google Icon
11/17/2025CANADA LIFE ASSURANCE Co14,510$0.14M0.0%+33.9%0.029%Search for SEC Filing on Google Icon
11/17/2025Sherbrooke Park Advisers LLC13,005$0.13M0.1%-54.6%0.026%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd284,831$2.75M0.0%-37.7%0.563%Search for SEC Filing on Google Icon
11/17/2025Mariner LLC32,306$0.31M0.0%+150.4%0.064%Search for SEC Filing on Google Icon
11/17/2025Mercer Global Advisors Inc. ADV19,916$0.19M0.0%N/A0.039%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.55,233$0.53M0.0%-7.1%0.109%Search for SEC Filing on Google Icon
11/17/2025Invenomic Capital Management LP426,904$4.12M0.2%N/A0.843%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP16,392$0.16M0.0%N/A0.032%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE415,306$4.01M0.0%-27.5%0.820%Search for SEC Filing on Google Icon
11/17/2025Aquatic Capital Management LLC3,806$37K0.0%N/A0.008%Search for SEC Filing on Google Icon
11/17/2025Algert Global LLC10,040$97K0.0%-50.4%0.020%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.242,078$2.34M0.0%-35.1%0.478%Search for SEC Filing on Google Icon
11/14/2025Creative Planning25,913$0.25M0.0%+77.2%0.051%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.95,278$0.92M0.0%-14.5%0.188%Search for SEC Filing on Google Icon
11/14/2025Man Group plc112,398$1.09M0.0%+32.5%0.222%Search for SEC Filing on Google Icon
11/14/2025ADAR1 Capital Management LLC205,409$1.98M0.2%-1.2%0.406%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP154,286$1.49M0.0%-25.8%0.305%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC206,407$1.99M0.0%-5.9%0.408%Search for SEC Filing on Google Icon
11/14/2025Integral Health Asset Management LLC1,100,000$10.62M0.7%+57.1%2.173%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG262,420$2.53M0.0%-14.8%0.518%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets17,724$0.17M0.0%+18.8%0.035%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.11,175$0.11M0.0%-28.6%0.022%Search for SEC Filing on Google Icon
11/13/2025Inceptionr LLC12,154$0.12M0.0%N/A0.024%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP1,105,027$10.66M0.0%-1.6%2.183%Search for SEC Filing on Google Icon
11/12/2025Rafferty Asset Management LLC65,859$0.64M0.0%+8.6%0.130%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC19,040$0.18M0.0%-29.7%0.038%Search for SEC Filing on Google Icon
11/10/2025Bradley Foster & Sargent Inc. CT50,202$0.48M0.0%-8.5%0.099%Search for SEC Filing on Google Icon
11/10/2025China Universal Asset Management Co. Ltd.8,854$85K0.0%-12.1%0.017%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP10,348$100K0.0%-95.4%0.020%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.3,338,098$32.21M0.0%-2.4%6.609%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.4,037,248$38.96M0.0%+4.8%7.993%Search for SEC Filing on Google Icon
11/6/2025Profund Advisors LLC14,444$0.14M0.0%+11.8%0.029%Search for SEC Filing on Google Icon
11/5/2025Alps Advisors Inc.24,717$0.24M0.0%-8.6%0.049%Search for SEC Filing on Google Icon
11/4/2025Jones Financial Companies Lllp4,133$40K0.0%+44.4%0.008%Search for SEC Filing on Google Icon
11/4/2025Thrivent Financial for Lutherans35,003$0.34M0.0%N/A0.069%Search for SEC Filing on Google Icon
11/3/2025AlphaQuest LLC42,904$0.41M0.0%+42.7%0.085%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC39,314$0.41M0.0%+28.4%0.078%Search for SEC Filing on Google Icon
10/24/2025State of Alaska Department of Revenue2,597$25K0.0%N/A0.005%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC26,600$0.26M0.0%N/A0.053%Search for SEC Filing on Google Icon
10/22/2025Hennion & Walsh Asset Management Inc.141,726$1.37M0.0%-8.3%0.281%Search for SEC Filing on Google Icon
10/15/2025CWM LLC68,035$0.66M0.0%+45.3%0.135%Search for SEC Filing on Google Icon
10/7/2025Assenagon Asset Management S.A.705,403$6.81M0.0%+23.2%1.396%Search for SEC Filing on Google Icon
8/27/2025Squarepoint Ops LLC219,288$1.80M0.0%+2,049.0%0.434%Search for SEC Filing on Google Icon
8/18/2025Hudson Bay Capital Management LP220,000$1.81M0.0%-25.4%0.436%Search for SEC Filing on Google Icon
8/16/2025Headlands Technologies LLC13,139$0.11M0.0%N/A0.026%Search for SEC Filing on Google Icon
8/15/2025CANADA LIFE ASSURANCE Co10,839$89K0.0%+271.8%0.021%Search for SEC Filing on Google Icon
8/15/2025Exome Asset Management LLC226,060$1.86M1.0%-44.2%0.448%Search for SEC Filing on Google Icon
8/15/2025Captrust Financial Advisors10,414$85K0.0%N/A0.021%Search for SEC Filing on Google Icon
8/15/2025Rafferty Asset Management LLC60,655$0.50M0.0%N/A0.120%Search for SEC Filing on Google Icon
8/15/2025Moore Capital Management LP150,000$1.23M0.0%+50.0%0.297%Search for SEC Filing on Google Icon
8/15/2025Man Group plc84,799$0.70M0.0%+163.3%0.168%Search for SEC Filing on Google Icon
8/15/2025Militia Capital Partners LP23,600$0.19M0.1%N/A0.047%Search for SEC Filing on Google Icon
8/15/2025Lazard Asset Management LLC45,398$0.37M0.0%N/A0.090%Search for SEC Filing on Google Icon
8/15/2025Hudson Bay Capital Management LP220,000$1.81M0.0%-25.4%0.436%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets14,924$0.12M0.0%-76.4%0.030%Search for SEC Filing on Google Icon
8/15/2025Balyasny Asset Management L.P.797,100$6.54M0.0%-43.0%1.578%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE572,499$4.70M0.0%-12.2%1.133%Search for SEC Filing on Google Icon
8/15/2025Ameriprise Financial Inc.372,849$3.06M0.0%+12.7%0.738%Search for SEC Filing on Google Icon
8/15/2025AQR Capital Management LLC930,196$7.64M0.0%+49.9%1.842%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.111,497$0.92M0.0%+12.2%0.221%Search for SEC Filing on Google Icon
8/14/2025Redmile Group LLC4,775,717$39.21M4.2%-0.4%9.455%Search for SEC Filing on Google Icon
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.59,451$0.49M0.0%-36.6%0.118%Search for SEC Filing on Google Icon
8/14/2025Squarepoint Ops LLC219,288$1.80M0.0%+2,049.0%0.434%Search for SEC Filing on Google Icon
8/14/2025Sei Investments Co.14,460$0.12M0.0%N/A0.029%Search for SEC Filing on Google Icon
8/14/2025Nebula Research & Development LLC151,293$1.24M0.1%N/A0.300%Search for SEC Filing on Google Icon
8/14/2025Qube Research & Technologies Ltd457,112$3.75M0.0%+16.4%0.905%Search for SEC Filing on Google Icon
8/14/202522NW LP923,679$7.58M5.5%+38.1%1.829%Search for SEC Filing on Google Icon
8/14/2025Voss Capital LP575,000$4.72M0.3%+47.4%1.138%Search for SEC Filing on Google Icon
8/14/2025Pale Fire Capital SE27,846$0.23M0.0%+7.7%0.055%Search for SEC Filing on Google Icon
8/14/2025Cerity Partners LLC46,541$0.38M0.0%+46.1%0.092%Search for SEC Filing on Google Icon
8/13/2025Jump Financial LLC30,424$0.25M0.0%-71.7%0.060%Search for SEC Filing on Google Icon
8/13/2025Marshall Wace LLP222,342$1.83M0.0%-1.4%0.440%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.113,209$0.93M0.0%+42.5%0.224%Search for SEC Filing on Google Icon
8/13/2025Virtus Investment Advisers LLC9,219$76K0.0%-51.0%0.018%Search for SEC Filing on Google Icon
8/13/2025Hsbc Holdings PLC90,804$0.75M0.0%+62.7%0.180%Search for SEC Filing on Google Icon
8/13/2025Russell Investments Group Ltd.15,658$0.13M0.0%N/A0.031%Search for SEC Filing on Google Icon
8/12/2025Steward Partners Investment Advisory LLC5,663$46K0.0%+754.1%0.011%Search for SEC Filing on Google Icon
8/12/2025Prudential Financial Inc.10,631$87K0.0%N/A0.021%Search for SEC Filing on Google Icon
8/12/2025American Century Companies Inc.110,066$0.90M0.0%+8.4%0.218%Search for SEC Filing on Google Icon
8/12/2025Franklin Resources Inc.29,101$0.24M0.0%N/A0.058%Search for SEC Filing on Google Icon
8/12/2025Legal & General Group Plc4,310$35K0.0%-51.0%0.009%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.3,852,025$31.63M0.0%-11.7%7.626%Search for SEC Filing on Google Icon
8/8/2025Rockefeller Capital Management L.P.26,773$0.22M0.0%N/A0.053%Search for SEC Filing on Google Icon
8/8/2025Intech Investment Management LLC27,100$0.22M0.0%+26.5%0.054%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
REGENXBIO logo
REGENXBIO Inc., a clinical-stage biotechnology company, provides gene therapies that deliver functional genes to cells with genetic defects in the United States. Its gene therapy product candidates are based on NAV Technology Platform, a proprietary adeno-associated virus gene delivery platform. The company's products in pipeline includes ABBV-RGX-314 for the treatment of wet age-related macular degeneration, diabetic retinopathy, and other chronic retinal diseases; and RGX-202, which is in Phase I/II clinical trial for the treatment of Duchenne muscular dystrophy. It also develops RGX-121 for the treatment of mucopolysaccharidosis type II that is in Phase III clinical trial; RGX-111 for treating mucopolysaccharidosis type I; RGX-181 for the treatment of late infantile neuronal ceroid lipofuscinosis type II; and RGX-381 to treat the ocular manifestations of CLN2 disease. In addition, the company licenses its NAV Technology Platform to other biotechnology and pharmaceutical companies. Further, it has a collaboration and license agreement with AbbVie Global Enterprises Ltd. to develop ABBV-RGX-314 outside the United States. REGENXBIO Inc. was incorporated in 2008 and is headquartered in Rockville, Maryland.
Read More on REGENXBIO

Today's Range

Now: $10.31
Low: $10.01
High: $10.62

50 Day Range

MA: $13.47
Low: $10.26
High: $15.98

52 Week Range

Now: $10.31
Low: $5.03
High: $16.19

Volume

907,639 shs

Average Volume

1,021,553 shs

Market Capitalization

$521.89 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.05

Who are the company insiders with the largest holdings of REGENXBIO?

REGENXBIO's top insider shareholders include:
  1. Kenneth T Mills (Director)
  2. Kenneth T Mills (CEO)
  3. Curran Simpson (CEO)
  4. Steve Pakola (Insider)
  5. Argeris N Karabelas (Director)
Learn More about top insider investors at REGENXBIO.

Who are the major institutional investors of REGENXBIO?

REGENXBIO's top institutional investors include:
  1. Vanguard Group Inc. — 6.67%
  2. Assenagon Asset Management S.A. — 2.29%
  3. UBS Group AG — 0.41%
  4. Massachusetts Financial Services Co. MA — 0.23%
  5. Hennion & Walsh Asset Management Inc. — 0.19%
  6. CWM LLC — 0.15%
Learn More about top institutional investors of REGENXBIO stock.

Which institutional investors are selling REGENXBIO stock?

In the previous quarter, RGNX stock was sold by these institutional investors:
  1. UBS Group AG
  2. Hennion & Walsh Asset Management Inc.
  3. Massachusetts Financial Services Co. MA
  4. Mitsubishi UFJ Asset Management Co. Ltd.
In the previous year, company insiders that have sold REGENXBIO company stock include:
  1. Kenneth T Mills (Director)
  2. Kenneth T Mills (CEO)
Learn More investors selling REGENXBIO stock.

Which institutional investors are buying REGENXBIO stock?

Within the previous quarter, RGNX stock was bought by institutional investors including:
  1. Assenagon Asset Management S.A.
  2. Vanguard Group Inc.
  3. SG Americas Securities LLC
  4. ProShare Advisors LLC
  5. DNB Asset Management AS
  6. CWM LLC
  7. Wealth Enhancement Advisory Services LLC
  8. Diversified Trust Co.