NPKI
NPK International Inc. has filed 1,564 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (628 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 | 2005-05-04 | 2005-05-03 |
| Major company event | 8-K | 2005-05-03 | 2005-05-02 |
| Quarterly report | 10-Q | 2005-05-03 | 2005-03-31 |
| Proxy statement | DEF 14A | 2005-05-02 | 2005-06-08 |
| Major company event | 8-K | 2005-04-28 | 2005-04-27 |
| Major company event | 8-K | 2005-04-25 | 2005-04-20 |
| Major company event | 8-K | 2005-04-14 | 2005-04-14 |
| Major company event | 8-K | 2005-04-08 | 2005-04-07 |
| Major company event | 8-K | 2005-04-01 | 2005-03-23 |
| Annual report | 10-K | 2005-03-16 | 2004-12-31 |
| Insider trade | 4 | 2005-03-08 | 2005-03-07 |
| Insider trade (amended) | 4/A | 2005-03-07 | 2005-03-04 |
| Insider trade | 4 | 2005-03-07 | 2005-03-04 |
| Insider trade | 4 | 2005-03-07 | 2005-03-04 |
| Major company event | 8-K | 2005-03-01 | 2005-02-28 |
| Major company event | 8-K | 2005-02-17 | 2005-02-16 |
| Passive ownership stake (update) | SC 13G/A | 2005-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2005-02-11 | - |
| Passive ownership stake (update) | SC 13G/A | 2005-02-11 | - |
| Passive ownership stake | SC 13G | 2005-02-10 | - |
| Passive ownership stake | SC 13G | 2005-01-27 | - |
| Quarterly report | 10-Q | 2004-11-09 | 2004-09-30 |
| Insider trade (amended) | 4/A | 2004-11-03 | 2004-11-02 |
| Insider trade | 4 | 2004-11-03 | 2004-11-02 |
| Major company event | 8-K | 2004-10-26 | 2004-10-25 |
| Major company event | 8-K | 2004-10-21 | 2004-10-20 |
| Employee stock plan | S-8 | 2004-08-12 | - |
| Quarterly report | 10-Q | 2004-08-06 | 2004-06-30 |
| Insider trade (amended) | 4/A | 2004-08-04 | 2004-07-29 |
| Insider trade | 4 | 2004-08-04 | 2004-08-03 |
| Insider trade (amended) | 4/A | 2004-08-03 | 2004-07-29 |
| Insider trade | 4 | 2004-07-29 | 2004-07-29 |
| Major company event | 8-K | 2004-07-27 | 2004-07-26 |
| Insider trade (amended) | 4/A | 2004-07-14 | 2004-07-13 |
| Insider trade | 4 | 2004-07-14 | 2004-07-13 |
| Passive ownership stake | SC 13G | 2004-06-17 | - |
| Major company event | 8-K | 2004-05-14 | 2004-05-13 |
| Quarterly report | 10-Q | 2004-05-06 | 2004-03-31 |
| Insider trade | 4 | 2004-05-04 | 2004-05-03 |
| Insider trade | 4 | 2004-05-03 | 2004-04-30 |
| Insider trade (amended) | 4/A | 2004-04-29 | 2004-04-29 |
| Insider trade | 4 | 2004-04-29 | 2004-04-29 |
| Major company event | 8-K | 2004-04-27 | 2004-04-26 |
| Proxy statement | DEF 14A | 2004-04-16 | 2004-06-09 |
| Insider trade | 4 | 2004-03-12 | 2004-03-12 |
| Annual report | 10-K | 2004-03-11 | 2003-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2004-02-27 | - |
| Major company event | 8-K | 2004-02-26 | 2004-02-25 |
| Passive ownership stake | SC 13G | 2004-02-17 | - |
| Passive ownership stake | SC 13G | 2004-02-17 | - |