Form DEFA14A NPK International Inc.
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A
PROXY STATEMENT PURSUANT TO SECTION 14(a) of THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )
Filed by the Registrant [X]
Filed by a Party other than the Registrant [ ]
Check the appropriate box:
| Preliminary Proxy Statement | |||||
| Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) | |||||
| Definitive Proxy Statement | |||||
| X | Definitive Additional Materials | ||||
| Soliciting Material Pursuant to §240.14a-12 | |||||

NPK International Inc.
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than Registrant)
Payment of Filing Fee (Check the appropriate box):
| X | No fee required. | ||||
| Fee paid previously with preliminary materials. | |||||
| Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11. | |||||


Serious News for Serious Traders! Try StreetInsider.com Premium Free!
You May Also Be Interested In
- Rithm Capital Corp. Declares Second Quarter 2026 Common and Preferred Dividends
- Carnitas Return to Del Taco With Five Delicious New Creations, Plus Summer Beverages and Desserts Tied to America's 250th Birthday
- W. R. Berkley Corporation to Announce Second Quarter 2026 Earnings on July 20, 2026
Create E-mail Alert Related Categories
SEC FilingsSign up for StreetInsider Free!
Receive full access to all new and archived articles, unlimited portfolio tracking, e-mail alerts, custom newswires and RSS feeds - and more!



Tweet
Share