ATOS - CIK 0001488039
ATOSSA THERAPEUTICS, INC. has filed 634 documents with the SEC between 2010 and 2026. The most frequent type is major company event (168 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 |
|---|---|---|---|
| Major company event | 8-K | 2021-03-31 | 2021-03-31 |
| Prospectus supplement | 424B5 | 2021-03-23 | - |
| Major company event | 8-K | 2021-03-23 | 2021-03-22 |
| S-3MEF | - | 2021-03-22 | - |
| Major company event | 8-K | 2021-03-22 | 2021-03-22 |
| Prospectus supplement | 424B2 | 2021-02-04 | - |
| EFFECT | - | 2021-01-29 | - |
| Company correspondence | CORRESP | 2021-01-28 | - |
| SEC correspondence | UPLOAD | 2021-01-28 | - |
| Securities registration | S-3 | 2021-01-22 | - |
| Passive ownership stake | SC 13G | 2021-01-15 | - |
| Passive ownership stake | SC 13G | 2021-01-15 | - |
| Passive ownership stake (update) | SC 13G/A | 2021-01-15 | - |
| Passive ownership stake | SC 13G | 2021-01-14 | - |
| 424B3 | - | 2021-01-08 | - |
| Major company event | 8-K | 2021-01-08 | 2021-01-06 |
| Passive ownership stake | SC 13G | 2020-12-28 | - |
| Prospectus supplement | 424B5 | 2020-12-21 | - |
| Major company event | 8-K | 2020-12-21 | 2020-12-17 |
| Passive ownership stake | SC 13G | 2020-12-18 | - |
| Major company event | 8-K | 2020-12-14 | 2020-12-08 |
| 424B3 | - | 2020-12-11 | - |
| EFFECT | - | 2020-12-08 | - |
| Major company event | 8-K | 2020-12-08 | 2020-12-08 |
| Company correspondence | CORRESP | 2020-12-07 | - |
| Company correspondence | CORRESP | 2020-12-07 | - |
| S-1/A | - | 2020-12-01 | - |
| Major company event | 8-K | 2020-11-30 | 2020-11-26 |
| SEC correspondence | UPLOAD | 2020-11-27 | - |
| IPO registration | S-1 | 2020-11-20 | - |
| Quarterly report | 10-Q | 2020-11-13 | 2020-09-30 |
| Major company event | 8-K | 2020-11-13 | 2020-11-13 |
| Major company event | 8-K | 2020-09-25 | 2020-09-25 |
| 424B3 | - | 2020-09-25 | - |
| EFFECT | - | 2020-09-10 | - |
| Company correspondence | CORRESP | 2020-09-08 | - |
| SEC correspondence | UPLOAD | 2020-09-08 | - |
| Securities registration | S-3 | 2020-09-02 | - |
| Quarterly report | 10-Q | 2020-08-13 | 2020-06-30 |
| Major company event | 8-K | 2020-08-13 | 2020-08-13 |
| Insider trade | 4 | 2020-05-19 | 2020-05-15 |
| Insider trade | 4 | 2020-05-19 | 2020-05-15 |
| Insider trade | 4 | 2020-05-19 | 2020-05-15 |
| Insider trade | 4 | 2020-05-19 | 2020-05-15 |
| Insider trade | 4 | 2020-05-19 | 2020-05-15 |
| Major company event | 8-K | 2020-05-19 | 2020-05-15 |
| Quarterly report | 10-Q | 2020-05-13 | 2020-03-31 |
| Major company event | 8-K | 2020-05-13 | 2020-05-13 |
| Insider trade | 4 | 2020-04-13 | 2020-04-09 |
| Insider trade | 4 | 2020-04-13 | 2020-04-09 |