List of insiders holdings for REGENXBIO Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Fox Allan M. Director | 2026-06-02 17:15:46 | 75,461 2,882,466 | 2,957,927 | Form 4 |
| 2 | Flynn James E Deerfield Mgmt L.P. DEERFIELD MANAGEMENT CO Deerfield Mgmt III L.P. Deerfield Private Design Fund III L.P. Deerfield International Master Fund L.P. DEERFIELD PARTNERS LP Possible Member of 10% Group 10% Owner | 2016-02-16 08:11:20 | 1,169,042 0 | 1,169,042 | Form 13G |
| 3 | FMR LLC See Remark 1 | 2019-02-13 12:02:31 | 940,942 0 | 940,942 | Form 13G |
| 4 | Mills Kenneth T. Director | 2026-06-02 17:16:54 | 542,525 0 | 542,525 | Form 4 |
| 5 | Simpson Curran Chief Executive Officer | 2026-07-06 16:51:42 | 338,053 0 | 338,053 | Form 4 |
| 6 | Vasista Vittal Chief Financial Officer | 2024-03-21 17:20:42 | 246,534 0 | 246,534 | Form 4 |
| 7 | Danos Olivier Chief Scientific Officer | 2025-04-04 17:16:46 | 226,348 0 | 226,348 | Form 4 |
| 8 | Christmas Patrick J. Chief Strategy & Legal Officer | 2026-08-04 16:29:48 | 205,968 0 | 205,968 | Form 4 |
| 9 | PAKOLA STEVE Chief Medical Officer | 2026-08-04 16:30:31 | 205,541 0 | 205,541 | Form 4 |
| 10 | Ciongoli Gregory Austin Director | 2026-08-27 19:03:38 | 187,644 0 | 187,644 | Form 4 |
| 11 | Chan Mitchell Chief Financial Officer | 2026-01-08 16:33:39 | 167,367 0 | 167,367 | Form 4 |
| 12 | Malzahn Craig Chief Technology Officer | 2026-01-08 16:43:48 | 117,596 0 | 117,596 | Form 4 |
| 13 | ENGLEMAN EDGAR Director | 2015-09-22 17:30:47 | 0 114,108 | 114,108 | Form 4 |
| 14 | Zachary Jennifer Director | 2026-06-02 17:20:47 | 78,471 0 | 78,471 | Form 4 |
| 15 | Bennett Jean Director | 2026-06-02 17:15:30 | 75,461 0 | 75,461 | Form 4 |
| 16 | Glucksmann Alexandra Director | 2026-06-02 17:16:11 | 75,461 0 | 75,461 | Form 4 |
| 17 | MIGAUSKY GEORGE V Director | 2026-06-02 17:16:41 | 75,461 0 | 75,461 | Form 4 |
| 18 | KARABELAS ARGERIS N Director | 2026-06-02 17:16:27 | 75,461 0 | 75,461 | Form 4 |
| 19 | STUMP DAVID C Director | 2026-06-02 17:20:59 | 75,461 0 | 75,461 | Form 4 |
| 20 | Tasse Daniel Director | 2026-06-02 17:21:14 | 75,461 0 | 75,461 | Form 4 |
| 21 | Yoo Stephen Chief Medical Officer | 2018-12-06 16:22:32 | 40,830 0 | 40,830 | Form 4 |
| 22 | Ali Faraz Chief Business Officer | 2017-01-06 17:01:21 | 25,200 0 | 25,200 | Form 4 |
| 23 | Samuels Camille D Director | 2016-06-02 17:00:37 | 12,500 0 | 12,500 | Form 4 |
| 24 | BESHAR LUKE M Director | 2021-06-08 16:15:57 | 10,000 0 | 10,000 | Form 4 |
| 25 | Abdun-Nabi Daniel Director | 2021-06-08 16:13:47 | 10,000 0 | 10,000 | Form 4 |
| 26 | HAYDEN DONALD J JR Director | 2020-06-02 16:34:12 | 10,000 0 | 10,000 | Form 4 |