NPK International Inc.
Headquarters The Woodlands, TX
Financials
Prospectuses and Registrations
FORMNAMEDATE FILED
S-8Securities to be offered to employees in employee benefit plans5/18/2023S-8Securities to be offered to employees in employee benefit plans5/19/2022S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments5/17/2022S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments5/17/2022S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments5/17/2022S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments5/17/2022S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments5/17/2022
Proxies
FORMNAMEDATE FILED
DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) material4/9/2026DEF 14AOther definitive proxy statements4/9/2026DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) material4/4/2025DEF 14AOther definitive proxy statements4/4/2025DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) material4/4/2024DEF 14AOther definitive proxy statements4/4/2024PRE 14AOther preliminary proxy statements3/14/2024
News
FORMNAMEDATE FILED
8-KRegulation FD Disclosure2/26/20268-KResults of Operations and Financial Condition2/25/20268-KEntry into a Material Definitive Agreement11/24/20258-KFinancial Statements and Exhibits11/12/20258-KRegulation FD Disclosure10/31/20258-KResults of Operations and Financial Condition10/30/20258-KNews Release8/20/2025
Ownership