Company facts
- Industry
- Pharmaceutical Preparations
- Headquarters
- Carlsbad, California
- Most recent report
- 10-Q, filed Nov 9, 2026
- Incorporated
- California
- Filings on record
- 1,007+ filings
- On EDGAR
- CIK 874015
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 26
News 8 of 102
Prospectuses and Registrations 8 of 11
- S-8 Registration statement for an employee plan Jul 31, 2026
- S-8 Registration statement for an employee plan Jul 30, 2025
- 424B5 Prospectus supplement for an offering Sep 10, 2024
- 424B5 Prospectus supplement for an offering Sep 9, 2024
- S-8 Registration statement for an employee plan Aug 5, 2024
- S-3ASR Automatic shelf registration Nov 24, 2023
- S-8 Registration statement for an employee plan Aug 11, 2023
- S-8 Registration statement for an employee plan Aug 5, 2021
Proxies 8 of 13
- DEFA14A Extra proxy material Apr 23, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 23, 2026
- DEFA14A Extra proxy material Apr 25, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 25, 2025
- DEFA14A Extra proxy material Apr 25, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 25, 2024
- DEFA14A Extra proxy material Apr 20, 2023
- DEF 14A Proxy statement for a shareholder vote Apr 20, 2023
Ownership 8 of 837
- 4 Insider reported a trade Oct 19, 2026
- 4 Insider reported a trade Oct 19, 2026
- 144 Notice of a proposed sale of restricted stock Oct 16, 2026
- 4 Insider reported a trade Sep 2, 2026
- 4 Insider reported a trade Sep 2, 2026
- 4 Insider reported a trade Sep 2, 2026
- 4 Insider reported a trade Sep 2, 2026
- 4 Insider reported a trade Jul 31, 2026
Other 8 of 18
- ARS Annual report sent to shareholders Apr 23, 2026
- ARS Annual report sent to shareholders Apr 25, 2025
- ARS Annual report sent to shareholders Apr 25, 2024
- ARS Annual report sent to shareholders Apr 20, 2023
- UPLOAD Comment letter from SEC staff Jan 26, 2021
- CORRESP Reply to SEC staff Jan 14, 2021
- UPLOAD Comment letter from SEC staff Dec 30, 2020
- CT ORDER Dec 3, 2020
Everything here comes from Ionis Pharmaceuticals Inc's own filings on SEC EDGAR. The filing list is rechecked every hour.