ASTC - CIK 0001001907
ASTROTECH Corp has filed 1,000 documents with the SEC between 2000 and 2026. The most frequent type is major company event (317 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 |
|---|---|---|---|
| Prospectus supplement | 424B5 | 2020-10-30 | - |
| Passive ownership stake | SC 13G | 2020-10-30 | - |
| Major company event | 8-K | 2020-10-23 | 2020-10-21 |
| 424B4 | - | 2020-10-22 | - |
| EFFECT | - | 2020-10-21 | - |
| S-1MEF | - | 2020-10-21 | - |
| Major company event | 8-K | 2020-10-20 | 2020-10-19 |
| Company correspondence | CORRESP | 2020-10-20 | - |
| Company correspondence | CORRESP | 2020-10-19 | - |
| S-1/A | - | 2020-09-30 | - |
| Major company event | 8-K | 2020-09-14 | 2020-09-11 |
| Free writing prospectus | FWP | 2020-09-14 | - |
| Major company event | 8-K | 2020-09-10 | 2020-09-09 |
| Company correspondence | CORRESP | 2020-09-09 | - |
| S-1/A | - | 2020-09-09 | - |
| Major company event | 8-K | 2020-09-08 | 2020-06-30 |
| Annual report | 10-K | 2020-09-08 | 2020-06-30 |
| Major company event | 8-K | 2020-08-26 | 2020-08-24 |
| SEC correspondence | UPLOAD | 2020-07-13 | - |
| IPO registration | S-1 | 2020-07-06 | - |
| Major company event | 8-K | 2020-07-02 | 2020-07-01 |
| Major company event | 8-K | 2020-06-29 | 2019-06-30 |
| Major company event | 8-K | 2020-05-22 | 2020-05-21 |
| Quarterly report | 10-Q | 2020-05-14 | 2020-03-31 |
| Major company event | 8-K | 2020-05-13 | 2020-03-31 |
| Proxy statement | DEF 14A | 2020-05-12 | 2019-06-30 |
| PRE 14A | - | 2020-04-24 | 2019-06-30 |
| Major company event | 8-K | 2020-04-20 | 2020-04-20 |
| Prospectus supplement | 424B5 | 2020-03-30 | - |
| Major company event | 8-K | 2020-03-30 | 2020-03-27 |
| Prospectus supplement | 424B5 | 2020-03-26 | - |
| Major company event | 8-K | 2020-03-26 | 2020-03-25 |
| Prospectus supplement | 424B5 | 2020-03-25 | - |
| Major company event | 8-K | 2020-02-24 | 2020-02-18 |
| Major company event | 8-K | 2020-02-18 | 2020-02-13 |
| Quarterly report | 10-Q | 2020-02-14 | 2019-12-31 |
| Passive ownership stake | SC 13G | 2020-02-13 | - |
| Major company event | 8-K | 2020-02-13 | 2019-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2020-02-10 | - |
| Quarterly report | 10-Q | 2019-11-14 | 2019-09-30 |
| Major company event | 8-K | 2019-11-13 | 2019-09-30 |
| Annual report | 10-K | 2019-09-30 | 2019-06-30 |
| Major company event | 8-K | 2019-09-27 | 2019-09-27 |
| Major company event | 8-K | 2019-09-11 | 2019-09-05 |
| Major company event | 8-K | 2019-05-16 | 2019-05-14 |
| Quarterly report | 10-Q | 2019-05-13 | 2019-03-31 |
| Major company event | 8-K | 2019-05-13 | 2019-03-31 |
| Major company event | 8-K | 2019-04-23 | 2019-04-17 |
| D | - | 2019-04-22 | - |
| Activist ownership stake (update) | SC 13D/A | 2019-04-19 | - |