IONS - CIK 0000874015
IONIS PHARMACEUTICALS INC has filed 2,623 documents with the SEC between 1996 and 2026. The most frequent type is insider trade (1,423 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Quarterly report | 10-Q | 2002-08-14 | 2002-06-30 |
| Employee stock plan | S-8 | 2002-06-28 | - |
| 424B3 | - | 2002-06-13 | - |
| Securities registration | S-3 | 2002-06-03 | - |
| Securities registration | S-3 | 2002-05-24 | - |
| Quarterly report | 10-Q | 2002-05-15 | 2002-03-31 |
| REGDEX | - | 2002-05-14 | - |
| Annual report to shareholders | ARS | 2002-04-24 | 2001-12-31 |
| Major company event | 8-K | 2002-04-24 | 2002-04-24 |
| Major company event | 8-K | 2002-04-24 | 2002-04-23 |
| Major company event | 8-K | 2002-04-23 | 2002-04-23 |
| Proxy statement | DEF 14A | 2002-04-05 | 2002-05-31 |
| 10-K405 | - | 2002-04-01 | 2001-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2002-01-29 | - |
| Major company event | 8-K | 2002-01-07 | 2002-01-07 |
| Major company event | 8-K | 2002-01-04 | 2001-12-13 |
| Major company event | 8-K | 2001-12-12 | 2001-11-26 |
| Passive ownership stake (update) | SC 13G/A | 2001-12-10 | - |
| S-3/A | - | 2001-11-02 | - |
| S-3/A | - | 2001-10-30 | - |
| Major company event | 8-K | 2001-10-29 | 2001-10-25 |
| 424B4 | - | 2001-10-23 | - |
| S-3/A | - | 2001-10-22 | - |
| Quarterly report | 10-Q | 2001-10-18 | 2001-09-30 |
| Quarterly report (amended) | 10-Q/A | 2001-10-11 | 2001-06-30 |
| Securities registration | S-3 | 2001-10-09 | - |
| Securities registration | S-3 | 2001-10-05 | - |
| Major company event (amended) | 8-K/A | 2001-10-05 | 2001-01-14 |
| Passive ownership stake | SC 13G | 2001-09-05 | - |
| Passive ownership stake (update) | SC 13G/A | 2001-08-30 | - |
| Major company event | 8-K | 2001-08-29 | 2001-08-29 |
| Quarterly report (amended) | 10-Q/A | 2001-08-15 | 2001-06-30 |
| Quarterly report | 10-Q | 2001-08-10 | 2001-06-30 |
| Prospectus supplement | 424B2 | 2001-06-29 | - |
| Prospectus supplement | 424B2 | 2001-06-08 | - |
| Quarterly report | 10-Q | 2001-05-15 | 2001-03-31 |
| Employee stock plan | S-8 | 2001-04-20 | - |
| Activist ownership stake | SC 13D | 2001-04-12 | - |
| 10-K405/A | - | 2001-04-02 | 2000-12-31 |
| Proxy statement | DEF 14A | 2001-02-28 | 2001-04-06 |
| 10-K405 | - | 2001-02-28 | 2000-12-31 |
| PRE 14A | - | 2001-02-16 | 2001-04-06 |
| Passive ownership stake (update) | SC 13G/A | 2001-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2001-02-09 | - |
| Prospectus supplement | 424B2 | 2000-12-13 | - |
| Major company event | 8-K | 2000-12-13 | 2000-12-08 |
| Passive ownership stake (update) | SC 13G/A | 2000-12-11 | - |
| PRE 14A | - | 2000-12-05 | 2001-01-12 |
| Quarterly report | 10-Q | 2000-11-14 | 2000-09-30 |
| Prospectus supplement | 424B2 | 2000-11-08 | - |