RGNX

REGENXBIO Inc.

Biological Products, (No Diagnostic Substances)NasdaqAccelerated filer

Total Trades

Buys

Sells

Largest Trade

N/A

Insiders

Institutional Funds

137

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Simpson Curran	CEO	SELL	$50K–$100K	8K	$10.03	Oct 1, 2025
Simpson Curran	CEO	SELL	$50K–$100K	8K	$10.02	Sep 12, 2025
Mills Kenneth T.	Director	SELL	$100K–$500K	21K	$7.91	May 14, 2025
Mills Kenneth T.	Director	EXERCISE	$50K–$100K	21K	$3.76	May 14, 2025
KARABELAS ARGERIS N	Director	EXERCISE	$15K–$50K	10K	$3.76	Oct 2, 2024
KARABELAS ARGERIS N	Director	SELL	$100K–$500K	10K	$10.11	Oct 2, 2024
KARABELAS ARGERIS N	Director	SELL	$100K–$500K	10K	$11.27	Jul 3, 2024
KARABELAS ARGERIS N	Director	EXERCISE	$15K–$50K	10K	$3.76	Jul 3, 2024
Mills Kenneth T.	President and CEO	SELL	$100K–$500K	15K	$18.19	Apr 17, 2024
Mills Kenneth T.	President and CEO	EXERCISE	$50K–$100K	15K	$3.76	Apr 17, 2024
Mills Kenneth T.	President and CEO	EXERCISE	$50K–$100K	15K	$3.76	Feb 16, 2024
Mills Kenneth T.	President and CEO	SELL	$100K–$500K	15K	$16.76	Feb 16, 2024
Mills Kenneth T.	President and CEO	SELL	$500K+	45K	$15.18	Jan 18, 2024
Mills Kenneth T.	President and CEO	EXERCISE	$100K–$500K	45K	$3.76	Jan 18, 2024
PAKOLA STEVE	Chief Medical Offi…	GRANT	N/A	32K	—	Jan 4, 2024
PAKOLA STEVE	Chief Medical Offi…	SELL	$100K–$500K	17K	$17.39	Jan 4, 2024
PAKOLA STEVE	Chief Medical Offi…	SELL	$50K–$100K	3K	$22.17	Jan 5, 2023
PAKOLA STEVE	Chief Medical Offi…	GRANT	N/A	91K	—	Jan 5, 2023
Vasista Vittal	CFO	SELL	$50K–$100K	2K	$30.24	Aug 31, 2022
Vasista Vittal	CFO	SELL	$500K+	18K	$35.18	Aug 8, 2022
Vasista Vittal	CFO	SELL	$50K–$100K	2K	$31.25	Aug 3, 2022
Vasista Vittal	CFO	SELL	$100K–$500K	5K	$30.01	Jul 15, 2022
PAKOLA STEVE	Chief Medical Offi…	SELL	$50K–$100K	2K	$33.75	Jan 5, 2022
PAKOLA STEVE	Chief Medical Offi…	GRANT	N/A	9K	—	Jan 5, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 137 funds holding

Fund	Shares	Value	Type
Redmile Group, LLC	4.4M	$1M+	SH
STATE STREET CORP	2.3M	$1M+	SH
Assenagon Asset Management S.A.	1.2M	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	993K	$1M+	SH
22NW, LP	924K	$1M+	SH
DIMENSIONAL FUND ADVISORS LP	854K	$1M+	SH
Pale Fire Capital SE	500K	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	391K	$1M+	SH
ACADIAN ASSET MANAGEMENT LLC	375K	$1M+	SH
RENAISSANCE TECHNOLOGIES LLC	333K	$1M+	SH
STIFEL FINANCIAL CORP	333K	$1M+	SH
HRT FINANCIAL LP	300K	$1M+	SH
Voss Capital, LP	295K	$1M+	SH
GSK plc	271K	$1M+	SH
GOLDMAN SACHS GROUP INC	261K	$1M+	SH
PANAGORA ASSET MANAGEMENT INC	223K	$1M+	SH
ArchPoint Investors	222K	$1M+	SH
MOORE CAPITAL MANAGEMENT, LP	200K	$1M+	SH
IEQ CAPITAL, LLC	187K	$1M+	SH
BARCLAYS PLC	164K	$1M+	SH