GPOR - CIK 0000874499
GULFPORT ENERGY CORP has filed 1,426 documents with the SEC between 1996 and 2026. The most frequent type is insider trade (465 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 |
|---|---|---|---|
| Proxy statement | DEF 14A | 1998-06-19 | 1998-07-10 |
| Activist ownership stake (update) | SC 13D/A | 1998-06-11 | - |
| Quarterly report | 10-Q | 1998-05-15 | 1998-03-31 |
| Annual report (amended) | 10-K/A | 1998-04-30 | 1997-12-31 |
| DEF 14C | - | 1998-04-24 | 1998-04-24 |
| PRE 14C | - | 1998-04-14 | 1998-04-14 |
| Annual report | 10-K | 1998-03-31 | 1997-12-31 |
| Passive ownership stake | SC 13G | 1998-03-10 | - |
| DEF 14C | - | 1998-03-03 | 1998-03-03 |
| PRE 14C | - | 1998-02-20 | 1998-02-13 |
| Major company event (amended) | 8-K/A | 1998-02-17 | 1997-12-10 |
| Major company event | 8-K | 1997-12-23 | 1997-12-10 |
| Quarterly report | 10-Q | 1997-12-01 | 1997-09-30 |
| Quarterly report | 10-Q | 1997-12-01 | 1997-06-30 |
| Quarterly report | 10-Q | 1997-12-01 | 1997-03-31 |
| Annual report | 10-K | 1997-11-18 | 1996-12-31 |
| Activist ownership stake (update) | SC 13D/A | 1997-07-29 | - |
| Activist ownership stake (update) | SC 13D/A | 1997-07-29 | - |
| Major company event | 8-K | 1997-07-22 | 1997-07-11 |
| Activist ownership stake | SC 13D | 1997-07-22 | - |
| Activist ownership stake | SC 13D | 1997-07-21 | - |
| Major company event | 8-K | 1997-06-16 | 1997-06-13 |
| Major company event | 8-K | 1997-06-16 | 1997-06-13 |
| Major company event | 8-K | 1997-06-16 | 1997-06-13 |
| Major company event | 8-K | 1997-03-03 | 1997-02-18 |
| Major company event | 8-K | 1996-11-06 | 1996-10-28 |