REGENXBIO Inc. (RGNX) Insider Ownership

Historic Insider Ownership Trends

RGNX's three largest insider shareholders as of April 17, 2026 are Allan M. Fox (Director, 1.53Mn shares), Allan M. Fox (Director, 1.36Mn shares), Kenneth T. Mills (President And Ceo, 486.12K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Allan M. Fox - 0 1,529,981 27 Dec, 2021
Allan M. Fox - 0 1,364,309 21 Sep, 2021
Kenneth T. Mills President And Ceo 486,118 0 29 Jan, 2026
Curran Simpson Chief Executive Officer 342,467 0 08 Jan, 2026
Steve Pakola Chief Medical Officer 247,926 0 12 Mar, 2026
Vittal Vasista Chief Financial Officer 246,534 0 21 Mar, 2024
Olivier Danos Chief Scientific Officer 226,348 0 04 Apr, 2025
Patrick J. Christmas Chief Strategy Legal Officer 210,667 0 03 Feb, 2026
Mitchell Chan Chief Financial Officer 127,717 0 08 Jan, 2026
Craig Malzahn Chief Technology Officer 82,194 0 08 Jan, 2026
Jennifer Zachary - 22,064 0 03 Jun, 2025
Jean Bennett - 19,054 0 03 Jun, 2025
Argeris N Karabelas - 19,054 0 03 Jun, 2025
George V Migausky - 19,054 0 03 Jun, 2025
Daniel Tasse - 19,054 0 03 Jun, 2025
Alexandra Glucksmann - 19,054 0 03 Jun, 2025
Allan M. Fox - 19,054 0 03 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
10 Mar, 2026 Steve Pakola Common Stock D 5,124 $10.35 247,926 D S
01 Feb, 2026 Steve Pakola Common Stock D 5,267 $11.16 253,050 D F
01 Feb, 2026 Patrick J. Christmas Common Stock D 4,700 $11.16 210,667 D F
27 Jan, 2026 Kenneth T. Mills Common Stock A 225,000 $13.09 707,871 D M
27 Jan, 2026 Kenneth T. Mills Common Stock D 221,753 $13.41 486,118 D F
27 Jan, 2026 Kenneth T. Mills Stock Options (Right to Buy) D 225,000 $0.00 225,000 D M
06 Jan, 2026 Curran Simpson Common Stock A 144,864 $0.00 342,467 D A
06 Jan, 2026 Mitchell Chan Common Stock A 73,749 $0.00 127,717 D A
06 Jan, 2026 Craig Malzahn Common Stock A 65,847 $0.00 82,194 D A
06 Jan, 2026 Steve Pakola Common Stock A 65,847 $0.00 258,317 D A
06 Jan, 2026 Patrick J. Christmas Common Stock A 73,749 $0.00 215,367 D A
06 Jan, 2026 Curran Simpson Stock Options (Right to buy) A 233,651 $0.00 233,651 D A
06 Jan, 2026 Mitchell Chan Stock Options (Right to buy) A 39,650 $0.00 39,650 D A
06 Jan, 2026 Craig Malzahn Stock Options (Right to buy) A 35,402 $0.00 35,402 D A
06 Jan, 2026 Steve Pakola Stock Options (Right to buy) A 35,402 $0.00 35,402 D A
06 Jan, 2026 Patrick J. Christmas Stock Options (Right to buy) A 39,650 $0.00 39,650 D A
02 Jan, 2026 Curran Simpson Common Stock D 18,559 $14.40 197,603 D F
02 Jan, 2026 Steve Pakola Common Stock D 18,247 $14.40 192,470 D F
02 Jan, 2026 Craig Malzahn Common Stock D 1,238 $14.40 16,347 D F
02 Jan, 2026 Patrick J. Christmas Common Stock D 9,793 $14.40 141,618 D F