# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000071829-26-000042
Filing Date
2026-07-30
Accepted
2026-07-30 12:28:06
Documents
67
Period of Report
2026-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | nr-20260630.htm iXBRL | 10-Q | 835861
2 | EX-10.1 | a2026q210qexhibit101.htm | EX-10.1 | 51490
3 | EX-10.2 | a2026q210qexhibit102.htm | EX-10.2 | 84265
4 | EX-10.3 | a2026q210qexhibit103.htm | EX-10.3 | 28496
5 | EX-10.4 | a2026q210qexhibit104.htm | EX-10.4 | 14735
6 | EX-19.1 | a2026q210qexhibit191.htm | EX-19.1 | 73528
7 | EX-31.1 | a2026q210qexhibit311.htm | EX-31.1 | 8474
8 | EX-31.2 | a2026q210qexhibit312.htm | EX-31.2 | 8488
9 | EX-32.1 | a2026q210qexhibit321.htm | EX-32.1 | 4718
10 | EX-32.2 | a2026q210qexhibit322.htm | EX-32.2 | 5046
16 |  | image_0.jpg | GRAPHIC | 1180
17 |  | nr-20260630_g1.jpg | GRAPHIC | 6518
| Complete submission text file | 0000071829-26-000042.txt |  | 5235171

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | nr-20260630.xsd | EX-101.SCH | 33755
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | nr-20260630_cal.xml | EX-101.CAL | 68125
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | nr-20260630_def.xml | EX-101.DEF | 126749
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | nr-20260630_lab.xml | EX-101.LAB | 476828
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | nr-20260630_pre.xml | EX-101.PRE | 312496
71 | EXTRACTED XBRL INSTANCE DOCUMENT | nr-20260630_htm.xml | XML | 535279

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. (Filer) CIK: 0000071829 (see all company filings)

EIN.: 721123385 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-02960 | Film No.: 261221635
SIC: 7350 Services-Miscellaneous Equipment Rental & Leasing
(CF Office: 07 Trade & Services)