Stocks
NPKI NPK International Inc.

NPKI

NPK International Inc.

Company with tickers: NPKI

CIK

71829

CUSIP

651718504

Shares Outstanding

84,447,036

13F Activity (30d)

211 filings 208 filers

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-20	ROBESON ROSE M	Director	Award	10,862	—	—	225,147
2026-05-20	CUTILLO JOSEPH A	Director	Award	8,558	—	—	36,155
2026-05-20	LARSON RODERICK A.	Director	Award	8,558	—	—	23,655
2026-05-20	LARSON RODERICK A.	Director	Other	233,651	—	—	233,651
2026-05-20	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Award	8,558	—	—	137,878
2026-05-20	Meer Claudia Michel	Director	Award	8,558	—	—	126,693
2026-05-20	MINGE JOHN C	Director	Award	8,558	—	—	253,942
2026-05-19	Briggs Lori	VP & President, Ind. Solutions	Award	20,838	—	—	263,351
2026-05-19	Fruge Mary Celeste	VP, General Counsel	Award	18,002	—	—	283,215
2026-05-19	LANIGAN MATTHEW	Director, President & CEO	Award	85,771	—	—	411,435
2026-05-19	LANIGAN MATTHEW	Director, President & CEO	Other	770,249	—	—	770,249
2026-05-19	Piontek Gregg	Senior Vice President and CFO	Award	34,566	—	—	853,892
2026-05-19	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2026-05-15	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Sell	2,013	$15.30	$30,802	129,320
2026-04-09	Piontek Gregg	Senior Vice President and CFO	Sell	15,000	$15.05	$225,675	819,326
2026-04-09	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2026-04-01	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2026-04-01	Piontek Gregg	Senior Vice President and CFO	Sell	35,000	$14.51	$507,864	834,326
2026-03-25	Piontek Gregg	Senior Vice President and CFO	Sell	15,000	$15.03	$225,384	869,326
2026-03-25	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2026-03-16	Fruge Mary Celeste	VP, General Counsel	Convert	1,000	$4.32	$4,320	266,213
2026-03-16	Fruge Mary Celeste	VP, General Counsel	Sell	1,000	$13.56	$13,560	265,213
2026-03-16	Fruge Mary Celeste	VP, General Counsel	Convert	1,000	—	—	0
2026-03-06	Fruge Mary Celeste	VP, General Counsel	Convert	11,193	$4.32	$48,354	276,406
2026-03-06	Fruge Mary Celeste	VP, General Counsel	Convert	11,193	—	—	1,000
2026-03-06	Fruge Mary Celeste	VP, General Counsel	Sell	11,193	$13.34	$149,303	265,213
2026-03-04	Piontek Gregg	Senior Vice President and CFO	Convert	73,590	$4.32	$317,909	992,916
2026-03-04	Piontek Gregg	Senior Vice President and CFO	Sell	73,590	$14.10	$1,037,464	919,326
2026-03-04	Piontek Gregg	Senior Vice President and CFO	Sell	35,000	$14.02	$490,592	884,326
2026-03-04	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2026-03-04	Piontek Gregg	Senior Vice President and CFO	Convert	73,590	—	—	0
2026-02-23	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Sell	2,013	$14.31	$28,796	131,333
2025-11-24	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Sell	2,013	$12.00	$24,156	133,346
2025-10-03	LANIGAN MATTHEW	Director, President & CEO	Other	770,249	—	—	770,249
2025-10-03	LANIGAN MATTHEW	Director, President & CEO	Gift	770,249	—	—	325,664
2025-10-01	Briggs Lori	VP & President, Ind. Solutions	Sell	10,108	$11.51	$116,352	242,513
2025-09-03	LANIGAN MATTHEW	Director, President & CEO	Convert	1,000	$10.38	$10,380	0
2025-09-03	LANIGAN MATTHEW	Director, President & CEO	Convert	1,000	$4.32	$4,320	1,096,913
2025-09-03	LANIGAN MATTHEW	Director, President & CEO	Sell	1,000	$10.38	$10,380	1,095,913
2025-08-25	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Sell	2,013	$10.33	$20,797	135,359
2025-08-22	LANIGAN MATTHEW	Director, President & CEO	Sell	68,896	$10.34	$712,536	1,095,913
2025-08-22	LANIGAN MATTHEW	Director, President & CEO	Convert	68,896	$10.34	$712,536	1,000
2025-08-22	LANIGAN MATTHEW	Director, President & CEO	Convert	68,896	$4.32	$297,631	1,164,809
2025-08-11	Briggs Lori	VP & President, Ind. Solutions	Sell	8,005	$9.51	$76,148	252,621
2025-07-09	Briggs Lori	VP & President, Ind. Solutions	Sell	8,005	$8.57	$68,584	260,626
2025-06-16	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Sell	2,013	$8.60	$17,315	137,372
2025-06-14	WHITE DOUGLAS L	VP, CAO & Treasurer	Award	730	$6.51	$4,753	305,245
2025-06-06	Briggs Lori	VP & President, Ind. Solutions	Sell	9,704	$8.38	$81,324	268,631
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Convert	17,333	—	—	29,333
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Tax	6,820	$8.09	$55,174	310,286
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Tax	3,122	$8.09	$25,257	317,106
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Convert	14,667	—	—	14,666
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Convert	14,667	—	—	320,228
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Convert	17,333	—	—	305,561
2025-06-01	WHITE DOUGLAS L	VP, CAO & Treasurer	Tax	5,771	$8.09	$46,687	304,515
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Tax	9,577	$8.09	$77,478	288,721
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Tax	10,386	$8.09	$84,023	278,335
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Convert	24,340	—	—	303,699
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Convert	24,340	—	—	24,340
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Convert	26,396	—	—	279,359
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Convert	26,396	—	—	48,680
2025-06-01	Briggs Lori	VP & President, Ind. Solutions	Tax	5,401	$8.09	$43,694	298,298
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Tax	22,232	$8.09	$179,857	1,178,090
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Tax	39,423	$8.09	$318,932	1,138,667
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Convert	108,651	—	—	1,100,134
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Convert	108,651	—	—	200,376
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Tax	42,754	$8.09	$345,880	1,095,913
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Convert	100,188	—	—	1,200,322
2025-06-01	LANIGAN MATTHEW	Director, President & CEO	Convert	100,188	—	—	100,188
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Convert	40,379	—	—	40,379
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Convert	43,790	—	—	921,026
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Tax	17,231	$8.09	$139,399	903,795
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Convert	43,790	—	—	80,758
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Convert	40,379	—	—	919,326
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Tax	15,889	$8.09	$128,542	887,906
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2025-06-01	Piontek Gregg	Senior Vice President and CFO	Tax	8,959	$8.09	$72,478	878,947
2025-06-01	Fruge Mary Celeste	VP, General Counsel	Tax	3,833	$8.09	$31,009	247,939
2025-06-01	Fruge Mary Celeste	VP, General Counsel	Tax	6,820	$8.09	$55,174	251,772
2025-06-01	Fruge Mary Celeste	VP, General Counsel	Tax	6,797	$8.09	$54,988	258,592
2025-06-01	Fruge Mary Celeste	VP, General Counsel	Convert	17,247	—	—	265,186
2025-06-01	Fruge Mary Celeste	VP, General Counsel	Convert	17,247	—	—	17,301
2025-05-19	Meer Claudia Michel	Director	Buy	4,000	$7.92	$31,680	118,135
2025-05-15	LARSON RODERICK A.	Director	Other	233,651	—	—	233,651
2025-05-15	LARSON RODERICK A.	Director	Award	15,097	—	—	15,097
2025-05-15	Young Donald Win	Director	Award	15,097	—	—	310,940
2025-05-15	ROBESON ROSE M	Director	Award	18,720	—	—	214,285
2025-05-15	MINGE JOHN C	Director	Award	15,097	—	—	245,384
2025-05-15	Meer Claudia Michel	Director	Award	15,097	—	—	114,135
2025-05-15	Lewis Michael A	Director, Interim Pres, PacificGas&Elec	Award	15,097	—	—	139,385
2025-05-15	CUTILLO JOSEPH A	Director	Award	15,097	—	—	27,597
2025-05-14	LANIGAN MATTHEW	Director, President & CEO	Award	212,667	—	—	991,483
2025-05-14	Fruge Mary Celeste	VP, General Counsel	Award	39,783	—	—	265,389
2025-05-14	WHITE DOUGLAS L	VP, CAO & Treasurer	Award	29,900	—	—	288,228
2025-05-14	Piontek Gregg	Senior Vice President and CFO	Award	85,706	—	—	877,236
2025-05-14	Piontek Gregg	Senior Vice President and CFO	Other	65,000	—	—	65,000
2025-05-14	Briggs Lori	VP & President, Ind. Solutions	Award	51,667	—	—	252,963
2025-05-08	CUTILLO JOSEPH A	Director	Buy	12,500	$8.00	$99,998	12,500
2025-03-10	CUTILLO JOSEPH A	Director	Other	0	—	—	0
2025-03-05	MINGE JOHN C	Director	Buy	10,000	$5.38	$53,800	230,287