EXTR - CIK 0001078271
EXTREME NETWORKS INC has filed 1,653 documents with the SEC between 1999 and 2026. The most frequent type is insider trade (730 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 |
|---|---|---|---|
| Employee stock plan | S-8 | 2001-07-23 | - |
| Passive ownership stake (update) | SC 13G/A | 2001-06-29 | - |
| Passive ownership stake | SC 13G | 2001-06-20 | - |
| 8-A12G/A | - | 2001-06-07 | - |
| Major company event (amended) | 8-K/A | 2001-06-07 | 2001-05-14 |
| Major company event (amended) | 8-K/A | 2001-05-15 | 2001-05-14 |
| Quarterly report | 10-Q | 2001-05-15 | 2001-04-01 |
| Major company event | 8-K | 2001-05-14 | 2001-05-14 |
| 8-A12G | - | 2001-05-14 | - |
| 424B4 | - | 2001-04-25 | - |
| 424B4 | - | 2001-04-25 | - |
| Securities registration | S-3 | 2001-04-11 | - |
| Securities registration | S-3 | 2001-04-11 | - |
| Employee stock plan | S-8 | 2001-04-10 | - |
| Major company event | 8-K | 2001-04-06 | 2001-04-05 |
| Passive ownership stake (update) | SC 13G/A | 2001-03-23 | - |
| Passive ownership stake | SC 13G | 2001-02-26 | - |
| Passive ownership stake (update) | SC 13G/A | 2001-02-14 | - |
| Employee stock plan | S-8 | 2001-02-14 | - |
| Quarterly report | 10-Q | 2001-02-14 | 2000-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2001-02-14 | - |
| Passive ownership stake | SC 13G | 2001-02-12 | - |
| Employee stock plan | S-8 | 2001-01-25 | - |
| Passive ownership stake | SC 13G | 2000-12-08 | - |
| Quarterly report | 10-Q | 2000-11-14 | 2000-10-01 |
| Proxy statement | DEF 14A | 2000-10-24 | 2000-11-21 |
| PRE 14A | - | 2000-10-06 | 2000-11-21 |
| Annual report | 10-K | 2000-09-29 | 2000-07-02 |
| Passive ownership stake (update) | SC 13G/A | 2000-06-21 | - |
| Quarterly report | 10-Q | 2000-05-16 | 2000-04-02 |
| Passive ownership stake | SC 13G | 2000-02-22 | - |
| Quarterly report | 10-Q | 2000-02-15 | 2000-01-02 |
| Quarterly report | 10-Q | 1999-11-15 | 1999-10-03 |
| Activist ownership stake (update) | SC 13D/A | 1999-11-05 | - |
| Proxy statement | DEF 14A | 1999-10-28 | 1999-11-16 |
| 424B3 | - | 1999-10-21 | - |
| 424B4 | - | 1999-10-20 | - |
| PRE 14A | - | 1999-10-13 | 1999-11-16 |
| S-1/A | - | 1999-10-07 | - |
| IPO registration | S-1 | 1999-09-29 | - |
| Annual report | 10-K | 1999-09-24 | 1999-06-30 |
| Activist ownership stake (update) | SC 13D/A | 1999-09-13 | - |
| Activist ownership stake | SC 13D | 1999-08-06 | - |
| Employee stock plan | S-8 | 1999-07-26 | - |
| Quarterly report | 10-Q | 1999-05-14 | 1999-03-31 |
| 424B4 | - | 1999-04-09 | - |
| S-1/A | - | 1999-04-08 | - |
| S-1/A | - | 1999-04-07 | - |
| S-1/A | - | 1999-04-05 | - |
| 8-A12G | - | 1999-04-05 | - |