Xenon Pharmaceuticals Inc. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| MORTIMER IAN | PRESIDENT & CEO | Sale | 14,375 | $45.03 | $647,306 | Dec 8, 2025 |
| MORTIMER IAN | PRESIDENT & CEO | Sale | 97 | $45.01 | $4,366 | Nov 28, 2025 |
| MORTIMER IAN | PRESIDENT, CEO & INTERIM CFO | Option Exercise | 25,000 | $7.69 | $192,250 | Oct 1, 2025 |
| GANNON STEVEN | — | Sale | 3 | $30.48 | $91 | Jun 5, 2025 |
| GANNON STEVEN | — | Option Exercise | 5,144 | $12.57 | $64,660 | May 14, 2025 |
| MORTIMER IAN | PRESIDENT & CEO | Sale | 22,468 | $40.20 | $903,214 | Jan 27, 2025 |
| AULIN SHERRY | Chief Financial Officer | Sale | 7,199 | $41.23 | $296,815 | Dec 18, 2024 |
| PATOU GARY | — | Sale | 2,851 | $41.11 | $117,205 | Nov 22, 2024 |
| GAROFALO ELIZABETH A. | — | Tax Withholding | 1,408 | $46.16 | $64,993 | Mar 8, 2024 |
| ROBIN SHERRINGTON | EVP, Strategy & Innovation | Sale | 1,019 | $46.15 | $47,027 | Mar 7, 2024 |
| GANNON STEVEN | — | Sale | 1,000 | $46.45 | $46,450 | Mar 7, 2024 |
| ROBIN SHERRINGTON | EVP, Strategy & Innovation | Other | 8,398 | — | — | Dec 29, 2023 |
| AZAB MOHAMMAD | — | Option Exercise | 3,497 | $9.85 | $34,445 | Dec 19, 2023 |
| PATOU GARY | — | Sale | 7,598 | $41.05 | $311,898 | Dec 14, 2023 |
| PATOU GARY | — | Sale | 5,100 | $38.94 | $198,594 | Dec 13, 2023 |
| Svoronos Dawn | — | Sale | 25,000 | $38.70 | $967,500 | Aug 24, 2023 |
| PIMSTONE SIMON N. | — | Sale | 18,006 | $38.63 | $695,572 | May 30, 2023 |
| MORTIMER IAN | PRESIDENT & CEO | Tax Withholding | 3,902 | $41.84 | $163,260 | May 24, 2023 |
| KENNEY CHRISTOPHER JOHN | Chief Medical Officer | Sale | 700 | $35.01 | $24,507 | Mar 24, 2023 |
| PIMSTONE SIMON N. | — | Option Exercise | 41,152 | $2.68 | $110,287 | Mar 7, 2023 |
| AZAB MOHAMMAD | — | Option Exercise | 3,086 | $2.68 | $8,270 | Dec 12, 2022 |
| PATOU GARY | — | Sale | 2,057 | $34.33 | $70,617 | Nov 25, 2022 |
| AULIN SHERRY | Chief Financial Officer | Option Exercise | 32 | $7.49 | $240 | Sep 2, 2022 |
| ROBIN SHERRINGTON | EVP, Strategy & Innovation | Sale | 35,103 | $38.03 | $1,334,967 | Sep 1, 2022 |
| PIMSTONE SIMON N. | — | Sale | 1,000 | $39.15 | $39,150 | Aug 16, 2022 |
| EMPFIELD JAMES R. | EVP, Drug Discovery | Option Exercise | 45,000 | $4.75 | $213,750 | Aug 12, 2022 |
| PIMSTONE SIMON N. | — | Sale | 2,500 | $30.80 | $77,000 | Mar 8, 2022 |
| PIMSTONE SIMON N. | — | Tax Withholding | 963 | $31.42 | $30,257 | Mar 4, 2022 |
| ROBIN SHERRINGTON | EVP, Strategy & Innovation | Sale | 6,710 | $30.56 | $205,058 | Mar 4, 2022 |
| EMPFIELD JAMES R. | EVP, Drug Discovery | Sale | 31,048 | $30.54 | $948,206 | Mar 4, 2022 |
| KENNEY CHRISTOPHER JOHN | Chief Medical Officer | Purchase | 700 | $28.81 | $20,167 | Jan 21, 2022 |
| AZAB MOHAMMAD | — | Option Exercise | 3,086 | $3.67 | $11,326 | Dec 15, 2021 |
| PATOU GARY | — | Option Exercise | 2,057 | $3.67 | $7,549 | Dec 8, 2021 |
| Von Seggern Christopher | Chief Commercial Officer | Purchase | 4,000 | $24.40 | $97,600 | Dec 6, 2021 |
| PIMSTONE SIMON N. | — | Sale | 17,557 | $31.33 | $550,061 | Nov 15, 2021 |
| ROBIN SHERRINGTON | EVP, Strategy & Innovation | Tax Withholding | 2,192 | $18.91 | $41,451 | May 28, 2021 |
| HOLLER FRANK A | — | Tax Withholding | 5,911 | $18.88 | $111,600 | May 27, 2021 |
| PIMSTONE SIMON N. | CEO | Tax Withholding | 5,076 | $19.17 | $97,307 | May 24, 2021 |
| TARNOW MICHAEL M | — | Option Exercise | 5,144 | $3.67 | $18,878 | May 18, 2021 |
| Hayden Michael R | — | Option Exercise | 3,500 | $3.85 | $13,475 | May 18, 2021 |
| PATOU GARY | — | L | 100 | $19.49 | $1,949 | Mar 17, 2021 |
| Hayden Michael R | — | Option Exercise | 10,288 | $3.67 | $37,757 | Feb 16, 2021 |
| AZAB MOHAMMAD | — | Option Exercise | 3,086 | $3.76 | $11,603 | Dec 15, 2020 |
| TARNOW MICHAEL M | — | Option Exercise | 5,144 | $3.76 | $19,341 | Oct 28, 2020 |
| PATOU GARY | — | Option Exercise | 2,057 | $3.76 | $7,734 | Oct 28, 2020 |
| PIMSTONE SIMON N. | CEO | Other | 45,000 | — | — | Aug 20, 2020 |
| TARNOW MICHAEL M | — | Option Exercise | 5,144 | $3.52 | $18,107 | Jun 9, 2020 |
| ROBIN SHERRINGTON | EVP, Strategy & Innovation | Tax Withholding | 1,630 | $13.70 | $22,331 | Jun 1, 2020 |
| HOLLER FRANK A | — | Option Exercise | 3,086 | $3.56 | $10,986 | May 29, 2020 |
| PIMSTONE SIMON N. | CEO | Sale | 3,000 | $14.43 | $43,290 | May 29, 2020 |