Based on data from the past 90 days ending January 09, 2026, Exelixis's three largest insider shareholders are President And Ceo Michael Morrissey (3.13Mn shares), Director David Edward Johnson (1.57Mn shares), Director Stelios Papadopoulos (1.19Mn shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael Morrissey | President And Ceo | 3,131,096 | 13 Nov, 2025 |
| David Edward Johnson | 1,571,438 | 02 Jun, 2023 | |
| Stelios Papadopoulos | 1,189,228 | 13 Nov, 2025 | |
| Christopher J. Senner | Evp And Cfo | 967,842 | 16 May, 2025 |
| Jeffrey Hessekiel | Evp & General Counsel | 693,396 | 16 May, 2025 |
| Gisela Schwab | Pres And Prod Dev & Med Aff & Cmo | 689,078 | 28 Jul, 2021 |
| Dana Aftab | Evp And Research And Development | 640,778 | 24 Nov, 2025 |
| Amy C. Peterson | Evp Prod Dev & Med Aff & Cmo | 465,393 | 16 May, 2025 |
| Lance Willsey | 424,415 | 13 May, 2022 | |
| Peter Lamb | Evp And Scientific Strategy & Cso | 410,958 | 16 Dec, 2022 |
| Patrick J. Haley | Evp And Commercial | 374,029 | 24 Nov, 2025 |
| Jack L Wyszomierski | 358,882 | 04 Jun, 2025 | |
| Vicki L Goodman | Evp And Prod Dev & Med Aff &Cmo | 307,654 | 05 Apr, 2023 |
| Charles Cohen | 261,375 | 08 Jul, 2021 | |
| George Poste | 178,832 | 30 May, 2025 | |
| Brenda Hefti | Svp And General Counsel | 120,611 | 05 Dec, 2025 |
| Maria C Freire | 100,819 | 30 May, 2025 | |
| Vincent T Marchesi | 93,989 | 27 May, 2022 | |
| Jacqueline Wright | 51,756 | 02 Jun, 2023 | |
| Tomas J. Heyman | 42,282 | 30 May, 2025 | |
| Bob Oliver | 42,282 | 19 Nov, 2025 | |
| Alan M Garber | 35,703 | 25 Mar, 2024 | |
| Sue Gail Eckhardt | 21,380 | 04 Jun, 2025 | |
| Mary C Beckerle | 21,380 | 13 Nov, 2025 | |
| Julie Smith | 20,590 | 30 May, 2025 | |
| Carl B Feldbaum | 18,701 | 10 Feb, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 03 Dec, 2025 | Brenda Hefti | Common Stock | A | 30,170 | $0.00 | 120,611 | D | A |
| 25 Nov, 2025 | David Edward Johnson | Common Stock | A | 27,532 | $43.12 | 1,553,262 | I | P |
| 21 Nov, 2025 | Patrick J. Haley | Common Stock | D | 28,043 | $42.58 | 374,029 | D | S |
| 21 Nov, 2025 | Dana Aftab | Common Stock | D | 24,000 | $0.00 | 640,778 | D | G |
| 20 Nov, 2025 | Patrick J. Haley | Common Stock | D | 10,000 | $42.11 | 402,072 | D | S |
| 20 Nov, 2025 | Patrick J. Haley | Common Stock | D | 10,648 | $41.77 | 0 | I | S |
| 20 Nov, 2025 | Patrick J. Haley | Common Stock | D | 23,539 | $41.93 | 0 | I | S |
| 17 Nov, 2025 | Bob Oliver | Common Stock | D | 1,044 | $0.00 | 42,282 | D | G |
| 12 Nov, 2025 | Michael Morrissey | Common Stock | D | 80,000 | $0.00 | 1,714,404 | I | G |
| 12 Nov, 2025 | Michael Morrissey | Common Stock | A | 101,548 | $0.00 | 1,794,404 | I | G |
| 12 Nov, 2025 | Michael Morrissey | Common Stock | D | 101,548 | $0.00 | 1,416,692 | D | G |
| 12 Nov, 2025 | Stelios Papadopoulos | Common Stock | D | 100,000 | $43.55 | 1,189,228 | D | S |
| 11 Nov, 2025 | Michael Morrissey | Common Stock | D | 160,000 | $0.00 | 1,692,856 | I | G |
| 11 Nov, 2025 | Mary C Beckerle | Common Stock | D | 18,838 | $41.90 | 21,380 | D | S |
| 11 Nov, 2025 | Mary C Beckerle | Common Stock | A | 5,784 | $23.24 | 46,002 | D | M |
| 11 Nov, 2025 | Mary C Beckerle | Common Stock | D | 5,784 | $42.03 | 40,218 | D | S |
| 11 Nov, 2025 | Dana Aftab | Common Stock | D | 48,383 | $42.50 | 664,778 | D | S |
| 08 Oct, 2025 | Dana Aftab | Common Stock | A | 50,673 | $0.00 | 713,161 | D | A |
| 03 Jun, 2025 | Jack L Wyszomierski | - | - | 358,882 | D | |||
| 03 Jun, 2025 | Jack L Wyszomierski | Common Stock | D | 7,535 | $43.09 | 358,882 | D | S |