There are no significant Insider Shareholders in REGENXBIO as of December 12, 2025.
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Allan M. Fox | 1,549,035 | 03 Jun, 2025 | |
| Kenneth T. Mills | 482,871 | 03 Jun, 2025 | |
| Vittal Vasista | Chief Financial Officer | 246,534 | 21 Mar, 2024 |
| Olivier Danos | Chief Scientific Officer | 226,348 | 04 Apr, 2025 |
| Curran Simpson | Chief Executive Officer | 216,162 | 10 Oct, 2025 |
| Steve Pakola | Chief Medical Officer | 210,717 | 04 Apr, 2025 |
| Patrick J. Christmas | Chief Strategy & Legal Officer | 151,411 | 04 Aug, 2025 |
| Mitchell Chan | Chief Financial Officer | 53,968 | 03 Sep, 2025 |
| Jennifer Zachary | 22,064 | 03 Jun, 2025 | |
| Argeris N Karabelas | 19,054 | 03 Jun, 2025 | |
| Alexandra Glucksmann | 19,054 | 03 Jun, 2025 | |
| George V Migausky | 19,054 | 03 Jun, 2025 | |
| David C Stump | 19,054 | 03 Jun, 2025 | |
| Daniel Tasse | 19,054 | 03 Jun, 2025 | |
| Jean Bennett | 19,054 | 03 Jun, 2025 | |
| Craig Malzahn | Chief Technology Officer | 17,585 | 03 Sep, 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.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 09 Oct, 2025 | Curran Simpson | Common Stock | D | 20,811 | $12.62 | 216,162 | D | S |
| 29 Sep, 2025 | Curran Simpson | Common Stock | D | 7,624 | $10.03 | 236,973 | D | S |
| 10 Sep, 2025 | Curran Simpson | Common Stock | D | 7,734 | $10.02 | 244,597 | D | S |
| 01 Sep, 2025 | Craig Malzahn | Common Stock | D | 234 | $8.93 | 17,585 | D | F |
| 01 Sep, 2025 | Mitchell Chan | Common Stock | D | 4,901 | $8.93 | 53,968 | D | F |
| 01 Sep, 2025 | Craig Malzahn | - | - | 17,585 | D | |||
| 01 Aug, 2025 | Patrick J. Christmas | Common Stock | D | 4,699 | $8.19 | 151,411 | D | F |
| 01 Aug, 2025 | Patrick J. Christmas | - | - | 151,411 | D | |||
| 01 Jul, 2025 | Curran Simpson | Common Stock | D | 4,701 | $8.23 | 252,331 | D | F |
| 30 May, 2025 | Jean Bennett | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | Daniel Tasse | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | Kenneth T. Mills | Common Stock | A | 7,768 | $0.00 | 482,871 | D | A |
| 30 May, 2025 | Argeris N Karabelas | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | Allan M. Fox | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | Jennifer Zachary | - | - | 22,064 | D | |||
| 30 May, 2025 | George V Migausky | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | David C Stump | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | Alexandra Glucksmann | Common Stock | A | 7,768 | $0.00 | 19,054 | D | A |
| 30 May, 2025 | Jennifer Zachary | Common Stock | A | 7,768 | $0.00 | 22,064 | D | A |
| 12 May, 2025 | Kenneth T. Mills | Common Stock | A | 20,602 | $3.76 | 495,705 | D | M |