NPK International Inc. (NPKI) - Insider Holders & Insider Ownership

List of insiders holdings for NPK International Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1Howes Paul L
President & CEO		2021-08-27 08:56:351,236,325
25,000		1,261,325Form 4
2LANIGAN MATTHEW
President & CEO		2026-06-05 16:22:52254,699
770,249		1,024,948Form 4
3COLE JAMES D
Chief Executive Officer		2006-04-17 18:04:03645,363
320,048		965,411Form 4
4Piontek Gregg
Senior Vice President and CFO		2026-06-03 18:53:29858,182
65,000		923,182Form 4
5KAUFMAN ALAN JOSEPH
Director		2005-09-27 16:35:58920,292
0		920,292Form 4
6PATERSON DAVID A
VP & President, Fluids Systems		2024-06-04 18:33:10698,080
0		698,080Form 4
7VOLLANDS PHILLIP T
Vice President and President		2018-06-05 14:28:25435,279
0		435,279Form 4
8AIROLA MARK J
Sr Vice Pres, General Counsel		2018-08-15 17:58:44434,099
0		434,099Form 4
9Smith Bruce Campbell
Exec Vice President & Chief		2019-07-05 15:37:30397,267
0		397,267Form 4
10Young Donald Win
Director		2025-05-19 16:48:08310,940
0		310,940Form 4
11WHITE DOUGLAS L
VP, CAO & Treasurer		2025-06-17 16:15:57305,245
0		305,245Form 4
12Fruge Mary Celeste
VP, General Counsel		2026-06-03 18:56:29284,641
0		284,641Form 4
13FINLEY G STEPHEN
Director		2021-05-21 11:00:04275,484
0		275,484Form 4
14LARSON RODERICK A.
Director		2026-05-21 17:14:3423,655
233,651		257,306Form 4
15MINGE JOHN C
Director		2026-05-21 17:18:42253,942
0		253,942Form 4
16Briggs Lori
VP & President, Ind. Solutions		2026-06-09 16:20:06247,165
0		247,165Form 4
17BEST ANTHONY JAMES
Director		2022-05-20 16:22:07237,809
0		237,809Form 4
18Earle Edward Chipman
VP, General Counsel, CAO		2022-12-16 17:45:47230,265
0		230,265Form 4
19McFarland James
Director		2016-12-09 15:08:38228,748
0		228,748Form 4
20WARREN GARY L
Director		2018-05-21 12:16:22226,706
0		226,706Form 4
21Juergens Jeffery L
VP & Pres of NMIS		2015-12-23 12:40:27219,365
0		219,365Form 4
22ROBESON ROSE M
Director		2026-08-31 16:28:17215,147
0		215,147Form 4
23Cooper Samuel Lee
VP & President, Env Services		2009-06-11 16:03:58200,000
0		200,000Form 4
24Anderson David C
Director		2018-05-07 16:24:11150,841
0		150,841Form 4/A
25Braun James E
Vice President and CFO		2011-06-14 18:40:05143,984
0		143,984Form 4
26Lewis Michael A
Director		2026-08-19 16:14:56135,865
0		135,865Form 4
27Meer Claudia Michel
Director		2026-05-21 17:17:33126,693
0		126,693Form 4
28BOX JERRY
Director		2014-05-01 17:59:20125,045
0		125,045Form 4
29Moss William D
Vice President		2011-06-14 18:39:5175,877
0		75,877Form 4
30Wingerter Eric Martin
VP/Controller & Acting CFO		2006-06-12 16:00:4969,243
500		69,743Form 3
31Kendrick Lee Ann
Vice President, HR		2014-06-11 15:12:2559,680
0		59,680Form 4
32Warren Matthew James
Chief Accounting Officer		2026-09-10 18:22:5751,439
0		51,439Form 4
33TUCEI F WALKER JR
Director		2008-06-13 12:50:5547,000
0		47,000Form 4
34HUNT DAVID P
Director		2007-03-20 17:48:1846,000
0		46,000Form 4
35CUTILLO JOSEPH A
Director		2026-05-21 17:09:5536,155
0		36,155Form 4
36Mikaelian Sean David
President - Subsidiary		2007-06-15 17:52:1035,000
0		35,000Form 4
37BALLANTINE WILLIAM THOMAS
President and COO		2006-04-05 14:47:0220,000
0		20,000Form 4/A
38Barton III Alvin James
EVP Commercial Growth & Ops.		2026-09-24 16:11:2812,850
0		12,850Form 4
39HARDEY MATTHEW W
VP of Finance and CFO		2006-04-05 15:22:5010,000
0		10,000Form 4/A
40STONE JAMES HIRAM
Director		2006-04-05 15:48:1610,000
0		10,000Form 4/A
41KAUFMAN ALAN J
Director		2006-12-29 17:56:0210,000
0		10,000Form 4
42STULL ROGER
Director		2006-12-29 18:11:5010,000
0		10,000Form 4
43Pederson Kristen J.
Director		2026-07-29 16:38:476,614
0		6,614Form 4
44HARTVILLE GROUP INC
Director		2005-03-07 17:06:520
0		0Form 4/A