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 |
|---|---|---|---|
| Insider trade | 4 | 2010-01-14 | 2009-12-23 |
| Insider trade | 4 | 2010-01-13 | 2009-12-23 |
| Insider trade | 4 | 2010-01-13 | 2009-12-23 |
| Insider trade | 4 | 2010-01-11 | 2009-12-23 |
| Major company event | 8-K | 2010-01-11 | 2009-12-23 |
| Insider trade | 4 | 2010-01-11 | 2009-12-23 |
| Insider trade | 4 | 2010-01-08 | 2009-12-23 |
| Insider trade | 4 | 2010-01-07 | 2009-12-23 |
| Proxy materials | DEFA14A | 2009-12-15 | - |
| SEC correspondence | UPLOAD | 2009-12-15 | - |
| Proxy statement | DEF 14A | 2009-11-12 | 2009-12-23 |
| PRER14A | - | 2009-11-10 | - |
| SEC correspondence | UPLOAD | 2009-11-05 | - |
| EFFECT | - | 2009-11-04 | - |
| PRER14A | - | 2009-11-04 | - |
| Insider trade | 4 | 2009-11-03 | 2009-10-30 |
| Quarterly report | 10-Q | 2009-10-30 | 2009-09-27 |
| Insider trade | 4 | 2009-10-30 | 2009-10-28 |
| Insider trade | 4 | 2009-10-30 | 2009-10-28 |
| SEC correspondence | UPLOAD | 2009-10-28 | - |
| Major company event (amended) | 8-K/A | 2009-10-26 | 2009-10-26 |
| Major company event | 8-K | 2009-10-26 | 2009-10-26 |
| New insider ownership | 3 | 2009-10-26 | 2009-10-20 |
| PRE 14A | - | 2009-10-23 | 2009-12-23 |
| Annual report (amended) | 10-K/A | 2009-10-23 | 2009-06-28 |
| Major company event | 8-K | 2009-10-23 | 2009-10-20 |
| Passive ownership stake (update) | SC 13G/A | 2009-10-14 | - |
| Major company event | 8-K | 2009-10-05 | 2009-10-05 |
| Annual report | 10-K | 2009-08-28 | 2009-06-28 |
| Insider trade | 4 | 2009-08-18 | 2009-08-15 |
| Insider trade | 4 | 2009-08-13 | 2009-08-12 |
| Major company event | 8-K | 2009-08-04 | 2009-07-31 |
| Insider trade | 4 | 2009-08-04 | 2009-08-03 |
| Major company event | 8-K | 2009-07-31 | 2009-07-28 |
| Major company event | 8-K | 2009-07-30 | 2009-07-30 |
| Major company event | 8-K | 2009-07-20 | 2009-07-15 |
| Major company event | 8-K | 2009-07-08 | 2009-07-07 |
| Passive ownership stake | SC 13G | 2009-06-26 | - |
| New insider ownership | 3 | 2009-05-15 | 2009-05-07 |
| Major company event | 8-K | 2009-05-12 | 2009-05-07 |
| Quarterly report | 10-Q | 2009-05-06 | 2009-03-29 |
| Major company event | 8-K | 2009-04-23 | 2009-04-23 |
| Major company event | 8-K | 2009-03-26 | 2009-03-23 |
| Insider trade | 4 | 2009-02-17 | 2009-02-15 |
| Passive ownership stake (update) | SC 13G/A | 2009-02-13 | - |
| Passive ownership stake | SC 13G | 2009-02-11 | - |
| Quarterly report | 10-Q | 2009-02-05 | 2008-12-28 |
| Passive ownership stake | SC 13G | 2009-02-05 | - |
| Major company event | 8-K | 2009-01-28 | 2009-01-28 |
| Passive ownership stake (update) | SC 13G/A | 2009-01-22 | - |