Company facts
- Headquarters
- the Woodlands, Texas
- Most recent report
- 8-K, filed Sep 14, 2026
- Incorporated
- Delaware
- Filings on record
- 1,002+ filings
- On EDGAR
- CIK 71829
- Fiscal year ends
- December
- Filer status
- Accelerated filer
Financials 8 of 61
News 8 of 227
- 8-K Leadership change Sep 14, 2026
- 8-K Leadership change Sep 2, 2026
- 8-K Current report on a material event Jul 30, 2026
- 8-K Quarterly results Jul 29, 2026
- 8-K Leadership change Jul 28, 2026
- 8-K Shareholder vote results May 20, 2026
- 8-K Current report on a material event May 1, 2026
- 8-K Quarterly results Apr 30, 2026
Prospectuses and Registrations 8 of 18
- S-8 Registration statement for an employee plan May 18, 2023
- S-8 Registration statement for an employee plan May 19, 2022
- S-8 POS Post-effective amendment to an employee plan registration May 17, 2022
- S-8 POS Post-effective amendment to an employee plan registration May 17, 2022
- S-8 POS Post-effective amendment to an employee plan registration May 17, 2022
- S-8 POS Post-effective amendment to an employee plan registration May 17, 2022
- S-8 POS Post-effective amendment to an employee plan registration May 17, 2022
- S-8 POS Post-effective amendment to an employee plan registration May 17, 2022
Proxies 8 of 34
- DEFA14A Extra proxy material Apr 9, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 9, 2026
- DEFA14A Extra proxy material Apr 4, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 4, 2025
- DEFA14A Extra proxy material Apr 4, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 4, 2024
- PRE 14A Preliminary proxy statement Mar 14, 2024
- DEFA14A Extra proxy material Apr 6, 2023
Ownership 8 of 638
- 4 Insider reported a trade Sep 24, 2026
- 3 Insider reported their initial holding Sep 24, 2026
- 4 Insider reported a trade Sep 10, 2026
- 144 Notice of a proposed sale of restricted stock Sep 9, 2026
- 3 Insider reported their initial holding Sep 8, 2026
- 4 Insider reported a trade Aug 31, 2026
- 144 Notice of a proposed sale of restricted stock Aug 27, 2026
- 4 Insider reported a trade Aug 19, 2026
Other 8 of 24
- ARS Annual report sent to shareholders Apr 9, 2026
- ARS Annual report sent to shareholders Apr 4, 2025
- ARS Annual report sent to shareholders Apr 4, 2024
- ARS Annual report sent to shareholders Apr 6, 2023
- UPLOAD Comment letter from SEC staff Feb 9, 2023
- CORRESP Reply to SEC staff Feb 3, 2023
- CORRESP Reply to SEC staff Jan 27, 2023
- UPLOAD Comment letter from SEC staff Sep 2, 2022
Everything here comes from NPK International Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.