PTEN - CIK 0000889900
PATTERSON UTI ENERGY INC has filed 1,457 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (533 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 |
|---|---|---|---|
| Quarterly report | 10-Q | 2001-10-31 | 2001-09-30 |
| Activist ownership stake | SC 13D | 2001-09-27 | - |
| Employee stock plan | S-8 | 2001-08-17 | - |
| Passive ownership stake (update) | SC 13G/A | 2001-08-08 | - |
| Quarterly report | 10-Q | 2001-08-01 | 2001-06-30 |
| S-8 POS | - | 2001-07-25 | - |
| S-8 POS | - | 2001-07-25 | - |
| Major company event | 8-K | 2001-07-23 | 2001-05-08 |
| Passive ownership stake (update) | SC 13G/A | 2001-07-10 | - |
| Activist ownership stake | SC 13D | 2001-05-18 | - |
| Employee stock plan | S-8 | 2001-05-08 | - |
| Employee stock plan | S-8 | 2001-05-08 | - |
| Major company event | 8-K | 2001-05-08 | 2001-05-08 |
| Quarterly report | 10-Q | 2001-05-07 | 2001-03-31 |
| Major company event | 8-K | 2001-04-23 | 2001-04-19 |
| Major company event | 8-K | 2001-03-27 | 2001-03-27 |
| 424B3 | - | 2001-03-14 | - |
| S-4 | - | 2001-03-07 | - |
| 10-K405 | - | 2001-03-02 | 2000-12-31 |
| Major company event | 8-K | 2001-02-16 | 2001-02-04 |
| Passive ownership stake (update) | SC 13G/A | 2001-02-09 | - |
| Passive ownership stake | SC 13G | 2001-02-09 | - |
| 425 | - | 2001-02-06 | - |
| Major company event | 8-K | 2001-02-06 | 2001-02-05 |
| 424B1 | - | 2001-01-10 | - |
| Securities registration | S-3 | 2001-01-08 | - |
| Major company event | 8-K | 2000-12-01 | 2000-11-15 |
| Major company event | 8-K | 2000-12-01 | 2000-11-20 |
| Quarterly report | 10-Q | 2000-11-14 | 2000-09-30 |
| Major company event | 8-K | 2000-11-06 | 2000-10-03 |
| Major company event | 8-K | 2000-09-13 | 2000-09-11 |
| Prospectus supplement | 424B5 | 2000-09-13 | - |
| 424B1 | - | 2000-09-11 | - |
| Securities registration | S-3 | 2000-08-31 | - |
| Major company event | 8-K | 2000-08-22 | 2000-06-02 |
| Major company event | 8-K | 2000-08-22 | 2000-07-27 |
| Quarterly report | 10-Q | 2000-08-14 | 2000-06-30 |
| Annual report (amended) | 10-K/A | 2000-06-12 | 1999-12-31 |
| Quarterly report | 10-Q | 2000-05-15 | 2000-03-31 |
| Proxy statement | DEF 14A | 2000-05-01 | 2000-06-22 |
| 424B1 | - | 2000-04-13 | - |
| Major company event | 8-K | 2000-04-04 | 2000-03-31 |
| Securities registration | S-3 | 2000-04-04 | - |
| 10-K405 | - | 2000-03-29 | 1999-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2000-02-17 | - |
| Major company event | 8-K | 2000-02-09 | 2000-02-07 |
| Major company event | 8-K | 2000-02-09 | 2000-02-03 |
| Major company event | 8-K | 2000-01-07 | 1999-12-22 |
| Major company event | 8-K | 1999-12-28 | 1999-10-28 |
| Passive ownership stake (update) | SC 13G/A | 1999-12-09 | - |