SEC Form 4 · Updated Daily
SRPT
— SAREPTA THERAPEUTICS, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| BLACK BEAR OFFSHORE MASTER FUND LP | 10%+ Owner | 9,914,211 | 2009-05-31 | — |
| HAYWOOD GEORGE WEAVER | Reporting Owner | 7,329,126 | 2010-03-16 | — |
| Haywood Cheryl | Reporting Owner | 7,329,126 | 2010-03-16 | — |
| EASTBOURNE CAPITAL MANAGEMENT LLC/CA | 10%+ Owner | 5,659,211 | 2010-03-04 | S |
| Barry Richard | Director | 2,983,542 | 2026-06-04 | A |
| Meldrum Asset Management, LLC | Reporting Owner | 2,935,696 | 2010-03-16 | — |
| O'Driscoll Conor | Reporting Owner | 2,935,696 | 2010-03-16 | — |
| Egan Con | Reporting Owner | 2,935,696 | 2010-03-16 | — |
| Rockall Emerging Markets Master Fund Ltd | Reporting Owner | 2,935,696 | 2010-03-16 | — |
| kole Ryszard | Officer | 1,862,926 | 2009-02-10 | A |
| INGRAM DOUGLAS S | Director | 929,391 | 2025-12-07 | A |
| SEVERINO MICHAEL | Director · Officer | 756,104 | 2026-07-28 | A |
| Hudson Leslie | Officer | 568,045 | 2010-07-30 | M |
| WELLER DWIGHT D | Officer | 314,741 | 2009-02-10 | A |
| BEHRENS M KATHLEEN | Director | 214,357 | 2026-06-04 | A |
| Rodino-Klapac Louise | Officer | 203,900 | 2026-09-04 | F |
| Estepan Ian Michael | Officer | 177,184 | 2026-09-04 | F |
| Howton David T | Officer | 136,993 | 2020-06-22 | M |
| Wong Ryan Ho-Yan | Officer | 121,792 | 2026-09-04 | F |
| Rothfuss Cristin | Officer | 115,519 | 2026-09-04 | F |
| Kaye Edward M. MD | Director | 87,932 | 2017-08-03 | M |
| IVERSEN PATRICK L | Officer | 86,303 | 2009-02-10 | A |
| BOYLE J DAVID II | Officer | 70,282 | 2010-08-27 | P |
| CHASE ANTHONY R | Director | 67,194 | 2015-02-27 | A |
| SHREWSBURY STEPHEN B | Officer | 60,000 | 2009-01-26 | A |
| Brown Ryan Edward | Officer | 56,086 | 2024-06-25 | M |
| Nicaise Claude | Director | 48,407 | 2026-06-04 | A |
| Price Ben Gil | Director | 42,830 | 2016-03-14 | P |
| Wigzell Hans Lennart Rudolf | Director | 42,098 | 2026-06-04 | A |
| Murray Dallan | Officer | 38,202 | 2025-03-10 | A |
| Aphale Jayant | Officer | 36,490 | 2016-09-19 | M |
| Ruff Shamim | Officer | 33,241 | 2018-05-22 | M |
| Arif Bilal | Officer | 32,500 | 2025-03-10 | A |
| Christopher Nishan Garabedian | Director · Officer | 29,552 | 2015-02-27 | P |
| O'Neill Gilmore Neil | Director · Officer | 28,546 | 2021-03-03 | A |
| Chambers Michael Andrew | Director | 27,535 | 2026-06-04 | A |
| Boor Kathryn Jean | Director | 25,138 | 2026-06-04 | A |
| Connelly Deirdre P | Director | 22,100 | 2026-06-04 | A |
| Ciambrone William | Officer | 22,099 | 2022-03-07 | A |
| Mahatme Sandesh | Director | 20,260 | 2020-07-08 | M |
| Mayo Stephen | Director | 18,640 | 2026-06-04 | A |
| FORREST K MICHAEL | Director · Officer | 15,000 | 2009-05-19 | A |
| Wood Joan | Officer | 14,926 | 2016-09-20 | — |
| GRAY MARY ANN | Director | 12,356 | 2022-03-07 | A |
| Bratica Joseph | Officer | 9,255 | 2020-12-11 | M |
| BONNEY MICHAEL W | Director | 9,126 | 2020-02-28 | A |
| Cumbo Alexander | Director · Officer | 8,567 | 2020-02-28 | A |
| Goolsbee William Alden | Director | 8,166 | 2016-02-29 | A |
| MARTIN JOHN C | Director | 7,913 | 2021-03-03 | A |
| JACOBSEN MICHAEL A | Officer | 7,500 | 2012-08-23 | A |
| HODGMAN JOHN | Director | 6,333 | 2015-02-27 | A |
| CASEY MICHAEL D | Director | 5,000 | 2009-05-19 | A |
| BOWMAN JACK L | Director | 5,000 | 2006-03-17 | P |
| Kress Jean-Paul | Officer | 2,000 | 2017-03-10 | A |
| Stehman-Breen Catherine | Officer | 0 | 2017-04-03 | — |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-04 | Rodino-Klapac Louise | Tax withholding | 21,423 | $22.22 | 203,900 |
| 2026-09-04 | Rothfuss Cristin | Tax withholding | 22,025 | $22.22 | 115,519 |
| 2026-09-04 | Estepan Ian Michael | Tax withholding | 24,799 | $22.22 | 177,184 |
| 2026-09-04 | Wong Ryan Ho-Yan | Tax withholding | 13,272 | $22.22 | 121,792 |
| 2026-07-28 | SEVERINO MICHAEL | Grant / award (derivative) | 2,224,342 | $0.00 | 2,224,342 |
| 2026-07-28 | SEVERINO MICHAEL | Grant / award | 756,104 | — | 756,104 |
| 2026-06-04 | Barry Richard | Grant / award | 16,875 | — | 2,983,542 |
| 2026-06-04 | Chambers Michael Andrew | Grant / award | 16,875 | — | 27,535 |
| 2026-06-04 | Nicaise Claude | Grant / award | 16,875 | — | 48,407 |
| 2026-06-04 | Connelly Deirdre P | Grant / award | 16,875 | — | 22,100 |
| 2026-06-04 | BEHRENS M KATHLEEN | Grant / award | 16,875 | — | 214,357 |
| 2026-06-04 | Wigzell Hans Lennart Rudolf | Grant / award | 16,875 | — | 42,098 |
| 2026-06-04 | Mayo Stephen | Grant / award | 16,875 | — | 18,640 |
| 2026-06-04 | Boor Kathryn Jean | Grant / award | 16,875 | — | 25,138 |
| 2026-03-12 | Mayo Stephen | Open-market sale | 7,239 | $17.02 | 1,765 |
| 2026-03-11 | Rothfuss Cristin | Tax withholding | 974 | $17.03 | 137,544 |
| 2026-03-11 | Rodino-Klapac Louise | Tax withholding | 948 | $17.03 | 225,323 |
| 2026-03-11 | Wong Ryan Ho-Yan | Tax withholding | 256 | $17.03 | 135,064 |
| 2026-03-11 | Estepan Ian Michael | Tax withholding | 1,097 | $17.03 | 201,983 |
| 2026-03-09 | Estepan Ian Michael | Tax withholding | 583 | $16.95 | 203,080 |
| 2026-03-09 | Estepan Ian Michael | Tax withholding | 1,036 | $16.95 | 203,663 |
| 2026-03-09 | Rodino-Klapac Louise | Tax withholding | 895 | $16.95 | 226,271 |
| 2026-03-09 | Rodino-Klapac Louise | Tax withholding | 504 | $16.95 | 227,166 |
| 2026-03-09 | Rothfuss Cristin | Tax withholding | 346 | $16.95 | 138,518 |
| 2026-03-09 | Rothfuss Cristin | Tax withholding | 484 | $16.95 | 138,864 |
| 2026-03-09 | Wong Ryan Ho-Yan | Tax withholding | 113 | $16.95 | 135,320 |
| 2026-03-09 | Wong Ryan Ho-Yan | Tax withholding | 162 | $16.95 | 135,433 |
| 2026-03-02 | Rodino-Klapac Louise | Tax withholding | 767 | $16.20 | 227,670 |
| 2026-03-02 | Rodino-Klapac Louise | Tax withholding | 3,718 | $16.20 | 228,437 |
| 2026-03-02 | Estepan Ian Michael | Tax withholding | 875 | $16.20 | 204,699 |
| 2026-03-02 | Estepan Ian Michael | Tax withholding | 3,301 | $16.20 | 205,574 |
| 2026-03-02 | Wong Ryan Ho-Yan | Tax withholding | 450 | $16.20 | 135,595 |
| 2026-03-02 | Rothfuss Cristin | Tax withholding | 408 | $16.20 | 139,348 |
| 2026-03-01 | Rodino-Klapac Louise | Option exercise (derivative) | 8,125 | $0.00 | 0 |
| 2026-03-01 | Rodino-Klapac Louise | Option exercise | 8,125 | — | 232,155 |
| 2026-03-01 | Estepan Ian Michael | Option exercise (derivative) | 8,125 | $0.00 | 0 |
| 2026-03-01 | Estepan Ian Michael | Option exercise | 8,125 | — | 208,875 |
| 2026-02-26 | Estepan Ian Michael | Option exercise (derivative) | 2,069 | $0.00 | 0 |
| 2026-02-26 | Estepan Ian Michael | Option exercise | 5,381 | $13.71 | 200,750 |
| 2026-02-26 | Estepan Ian Michael | Option exercise | 2,069 | $13.71 | 195,369 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.