Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000354204-25-001321
Filing Date
2025-10-09
Accepted
2025-10-09 13:48:12
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13G/A  
1 primary_doc.xml SCHEDULE 13G/A 6801
  Complete submission text file 0000354204-25-001321.txt   8928
Mailing Address 9320 LAKESIDE BOULEVARD SUITE 100 THE WOODLANDS TX 77381
Business Address 9320 LAKESIDE BOULEVARD SUITE 100 THE WOODLANDS TX 77381 281-362-6800
NPK International Inc. (Subject) CIK: 0000071829 (see all company filings)

EIN.: 721123385 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SCHEDULE 13G/A | Act: 34 | File No.: 005-30300 | Film No.: 251384422
SIC: 7350 Services-Miscellaneous Equipment Rental & Leasing
(CF Office: 07 Trade & Services)

Mailing Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746
Business Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746 (512) 306-7400
DIMENSIONAL FUND ADVISORS LP (Filed by) CIK: 0000354204 (see all company filings)

EIN.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SCHEDULE 13G/A
SIC: 0000