Ionis Pharmaceuticals, Inc. (IONS)
Nasdaq: IONS · Pharmaceutical Preparations · Carlsbad, CA · filing with the SEC since 1996
Who runs Ionis Pharmaceuticals, Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Monia Brett P
Chief Executive Officer. First filing Jan 2012, latest Sep 2, 2026, 48 filings in all.
Officers reporting now
13
of 23 people with a filing in the last fifteen months
Directors reporting now
10
29 people on the record since 2006
Officerssales are open-market, Oct 19, 2025 to Oct 19, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Devers Shannon L. | EVP, Chief Human Resources Ofc | Oct 2024 | Oct 19, 2026 | 13 · $8.2M |
| Swayze Eric | EVP Research | Jan 2020 | Oct 19, 2026 | 9 · $5.2M |
| Monia Brett P | Chief Executive Officer | Jan 2012 | Sep 2, 2026 | 13 · $30.3M |
| Bennett C Frank | EVP, Chief Scientific Officer | Jan 2006 | Sep 2, 2026 | 10 · $16.7M |
| Birchler Brian | EVP, Corp and Development Ops | Mar 2023 | Sep 2, 2026 | 4 · $1.8M |
| O'Neil Patrick R. | EVP CLO & General Counsel | Jan 2013 | Sep 2, 2026 | 4 · $2.2M |
| Kordasiewicz Holly B. | EVP, Chief Development Officer | Jan 2026 | Jul 9, 2026 | 4 · $4.8M |
| Baroldi Joseph | EVP, Chief Business Officer | Feb 2022 | Jun 30, 2026 | 11 · $2.6M |
| Schneider Eugene | EVP, Chf Clinical Develop Ofcr | Jan 2021 | Jun 30, 2026 | 4 · $3.7M |
| Parshall B Lynne | COO | Jan 2006 | Apr 17, 2026 | 3 · $800,000 |
| Jenne Kyle | EVP, Chf GL Pdt Str Ofcr | Mar 2024 | Apr 17, 2026 | 4 · $3.3M |
| Hougen Elizabeth L | EVP, Finance & CFO | Jan 2013 | Mar 18, 2026 | 5 · $17.9M |
| Geary Richard S | EVP, Chief Development Officer | Aug 2008 | Nov 7, 2025 | 11 · $9.6M |
Directorssales are open-market, Oct 19, 2025 to Oct 19, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Hayden Michael R | director | Sep 2018 | Jul 31, 2026 | none |
| Berthelsen Spencer R | director | Jul 2006 | Jul 17, 2026 | 2 · $1.2M |
| Hantson Ludwig | director | Jun 2026 | Jul 17, 2026 | none |
| Herman Joan E | director | Jun 2019 | Jul 17, 2026 | 2 · $3.2M |
| Reikes Peter N | director | Sep 2018 | Jul 17, 2026 | none |
| Diaz Allene M. | director | Jun 2021 | Jul 9, 2026 | 4 · $5.2M |
| Klein Joseph III | director | Jan 2006 | Jul 6, 2026 | 12 · $6.0M |
| Loscalzo Joseph | director | Feb 2014 | Jul 6, 2026 | 5 · $7.1M |
| Yang Michael J. | director | Dec 2023 | Jul 6, 2026 | none |
| Wender Joseph H | director | Jul 2006 | Dec 3, 2025 | 6 · $4.3M |
Earlier names on the record6, newest filing first
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.