AAON - CIK 0000824142
AAON, INC. has filed 1,594 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (882 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 |
|---|---|---|---|
| Activist ownership stake (update) | SC 13D/A | 1999-04-16 | - |
| PRRN14A | - | 1999-04-16 | - |
| PRER14A | - | 1999-04-16 | - |
| Activist ownership stake (update) | SC 13D/A | 1999-04-07 | - |
| Activist ownership stake (update) | SC 13D/A | 1999-04-06 | - |
| PREC14A | - | 1999-04-06 | - |
| PRE 14A | - | 1999-04-02 | 1999-05-25 |
| Annual report | 10-K | 1999-03-25 | 1998-12-31 |
| Major company event | 8-K | 1999-03-17 | 1999-03-17 |
| Activist ownership stake (update) | SC 13D/A | 1999-03-15 | - |
| 8-A12G | - | 1999-02-26 | - |
| Major company event | 8-K | 1999-02-26 | 1999-02-26 |
| Activist ownership stake (update) | SC 13D/A | 1999-02-19 | - |
| Passive ownership stake (update) | SC 13G/A | 1999-02-03 | - |
| Passive ownership stake | SC 13G | 1999-01-21 | - |
| Quarterly report | 10-Q | 1998-11-12 | 1998-09-30 |
| Activist ownership stake | SC 13D | 1998-10-27 | - |
| Passive ownership stake | SC 13G | 1998-09-10 | - |
| Quarterly report | 10-Q | 1998-08-06 | 1998-06-30 |
| Major company event | 8-K | 1998-06-02 | 1998-05-12 |
| Quarterly report | 10-Q | 1998-05-08 | 1998-03-31 |
| Proxy statement | DEF 14A | 1998-03-27 | 1998-05-12 |
| Annual report | 10-K | 1998-03-26 | 1997-12-31 |
| Passive ownership stake | SC 13G | 1998-02-12 | - |
| Quarterly report | 10-Q | 1997-11-14 | 1997-09-30 |
| Major company event | 8-K | 1997-10-09 | 1997-09-12 |
| Quarterly report | 10-Q | 1997-08-07 | 1997-06-30 |
| Quarterly report | 10-Q | 1997-05-08 | 1997-03-31 |
| Proxy statement | DEF 14A | 1997-04-18 | 1997-04-16 |
| Annual report (amended) | 10-K/A | 1997-04-07 | 1996-12-31 |
| PRE 14A | - | 1997-03-28 | 1997-03-28 |
| Annual report | 10-K | 1997-03-18 | 1996-12-31 |
| Employee stock plan | S-8 | 1997-03-18 | - |
| Major company event | 8-K | 1997-03-12 | 1997-03-06 |
| Passive ownership stake | SC 13G | 1997-01-30 | - |
| Quarterly report | 10-Q | 1996-11-01 | 1996-09-30 |
| Major company event | 8-K | 1996-10-03 | 1996-09-11 |
| Quarterly report | 10-Q | 1996-08-09 | 1996-06-30 |
| Quarterly report | 10-Q | 1996-05-08 | 1996-03-31 |
| Proxy statement | DEF 14A | 1996-04-11 | 1996-05-14 |
| Annual report | 10-K | 1996-03-25 | 1995-12-31 |
| Major company event | 8-K | 1996-03-20 | 1996-03-04 |
| Passive ownership stake | SC 13G | 1996-02-13 | - |
| Quarterly report | 10-Q | 1995-11-13 | 1995-09-30 |