Paul L Howes

Insider

First SEC filing: Aug. 27, 2021 · Latest: Aug. 27, 2021

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

NPKI buying Aug. 26, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 87 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

87 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 26, 2021	NPKI	P	30,000	$2.29	$68,700	1,236,325 Direct	+2.49%	Acquired	505.7% (price as of 2026-08-20)
June 1, 2021	NPKI	M	42,767	—	—	344,387 Direct	-11.05%	Disposed	(price as of 2026-08-20)
June 1, 2021	NPKI	M	67,430	—	—	387,154 Direct	-14.83%	Disposed	(price as of 2026-08-20)
June 1, 2021	NPKI	M	138,479	—	—	454,584 Direct	-23.35%	Disposed	(price as of 2026-08-20)
June 1, 2021	NPKI	F	16,828	$3.51	$59,066	1,206,325 Direct	-1.38%	Disposed	295.2% (price as of 2026-08-20)
June 1, 2021	NPKI	M	42,767	—	—	1,223,153 Direct	+3.62%	Acquired	(price as of 2026-08-20)
June 1, 2021	NPKI	F	26,533	$3.51	$93,131	1,180,386 Direct	-2.20%	Disposed	295.2% (price as of 2026-08-20)
June 1, 2021	NPKI	M	67,430	—	—	1,206,919 Direct	+5.92%	Acquired	(price as of 2026-08-20)
June 1, 2021	NPKI	F	54,491	$3.51	$191,263	1,139,489 Direct	-4.56%	Disposed	295.2% (price as of 2026-08-20)
June 1, 2021	NPKI	M	138,479	—	—	1,193,980 Direct	+13.12%	Acquired	(price as of 2026-08-20)
May 20, 2021	NPKI	A	448,280	—	—	1,041,343 Direct	+75.59%	Acquired	(price as of 2026-08-20)
May 18, 2021	NPKI	M	25,000	—	—	1,061,226 Direct	+2.41%	Acquired	(price as of 2026-08-20)
May 18, 2021	NPKI	F	5,725	$3.63	$20,782	1,055,501 Direct	-0.54%	Disposed	282.1% (price as of 2026-08-20)
May 18, 2021	NPKI	M	25,000	—	—	593,063 Direct	-4.04%	Disposed	(price as of 2026-08-20)
Nov. 16, 2020	NPKI	P	7,500	$1.30	$9,750	1,036,226 Direct	+0.73%	Acquired	966.9% (price as of 2026-08-20)
Nov. 16, 2020	NPKI	P	37,500	$1.28	$48,000	1,028,726 Direct	+3.78%	Acquired	983.6% (price as of 2026-08-20)
Nov. 13, 2020	NPKI	P	12,500	$1.15	$14,375	991,226 Direct	+1.28%	Acquired	1106.1% (price as of 2026-08-20)
June 1, 2020	NPKI	M	67,430	—	—	618,063 Direct	-9.84%	Disposed	(price as of 2026-08-20)
June 1, 2020	NPKI	M	42,767	—	—	685,493 Direct	-5.87%	Disposed	(price as of 2026-08-20)
June 1, 2020	NPKI	M	52,884	—	—	728,260 Direct	-6.77%	Disposed	(price as of 2026-08-20)
June 1, 2020	NPKI	F	16,419	$2.08	$34,152	978,726 Direct	-1.65%	Disposed	566.8% (price as of 2026-08-20)
June 1, 2020	NPKI	F	10,413	$2.08	$21,659	995,145 Direct	-1.04%	Disposed	566.8% (price as of 2026-08-20)
June 1, 2020	NPKI	F	12,877	$2.08	$26,784	1,005,558 Direct	-1.26%	Disposed	566.8% (price as of 2026-08-20)
June 1, 2020	NPKI	M	67,430	—	—	1,018,435 Direct	+7.09%	Acquired	(price as of 2026-08-20)
June 1, 2020	NPKI	M	42,767	—	—	951,005 Direct	+4.71%	Acquired	(price as of 2026-08-20)
June 1, 2020	NPKI	M	52,884	—	—	908,238 Direct	+6.18%	Acquired	(price as of 2026-08-20)
May 21, 2020	NPKI	A	415,437	—	—	781,144 Direct	+113.60%	Acquired	(price as of 2026-08-20)
Nov. 19, 2019	NPKI	P	15,000	$5.84	$87,600	855,354 Direct	+1.78%	Acquired	137.5% (price as of 2026-08-20)
July 2, 2019	NPKI	M	156,424	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 2, 2019	NPKI	F	61,552	$7.12	$438,250	840,354 Direct	-6.82%	Disposed	94.8% (price as of 2026-08-20)
July 2, 2019	NPKI	M	156,424	—	—	901,906 Direct	+20.98%	Acquired	(price as of 2026-08-20)
June 1, 2019	NPKI	M	42,767	—	—	365,707 Direct	-10.47%	Disposed	(price as of 2026-08-20)
June 1, 2019	NPKI	M	52,884	—	—	408,474 Direct	-11.46%	Disposed	(price as of 2026-08-20)
June 1, 2019	NPKI	M	83,239	—	—	461,358 Direct	-15.28%	Disposed	(price as of 2026-08-20)
June 1, 2019	NPKI	F	16,828	$6.99	$117,628	745,482 Direct	-2.21%	Disposed	98.4% (price as of 2026-08-20)
June 1, 2019	NPKI	M	42,767	—	—	762,310 Direct	+5.94%	Acquired	(price as of 2026-08-20)
June 1, 2019	NPKI	F	20,809	$6.99	$145,455	719,543 Direct	-2.81%	Disposed	98.4% (price as of 2026-08-20)
June 1, 2019	NPKI	M	52,884	—	—	740,352 Direct	+7.69%	Acquired	(price as of 2026-08-20)
June 1, 2019	NPKI	F	32,754	$6.99	$228,950	687,468 Direct	-4.55%	Disposed	98.4% (price as of 2026-08-20)
June 1, 2019	NPKI	M	83,239	—	—	720,222 Direct	+13.07%	Acquired	(price as of 2026-08-20)
May 23, 2019	NPKI	A	202,289	—	—	544,597 Direct	+59.10%	Acquired	(price as of 2026-08-20)
May 18, 2019	NPKI	M	25,000	—	—	342,308 Direct	-6.81%	Disposed	(price as of 2026-08-20)
May 18, 2019	NPKI	F	9,837	$7.61	$74,860	636,983 Direct	-1.52%	Disposed	82.3% (price as of 2026-08-20)
May 18, 2019	NPKI	M	25,000	—	—	646,820 Direct	+4.02%	Acquired	(price as of 2026-08-20)
April 5, 2019	NPKI	S 10b5-1	106,487	$9.50	$1,011,626	621,820 Direct	-14.62%	Disposed	46.0% (price as of 2026-08-20)
April 1, 2019	NPKI	M	200,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
April 1, 2019	NPKI	S 10b5-1	200,000	$9.21	$1,842,000	728,307 Direct	-21.54%	Disposed	50.6% (price as of 2026-08-20)
April 1, 2019	NPKI	M	200,000	$3.31	$662,000	928,307 Direct	+27.46%	Acquired	319.0% (price as of 2026-08-20)
Aug. 14, 2018	NPKI	M	91,350	—	—	156,424 Direct	-36.87%	Disposed	(price as of 2026-08-20)
Aug. 14, 2018	NPKI	F	35,946	$10.40	$373,838	728,307 Direct	-4.70%	Disposed	33.4% (price as of 2026-08-20)
Aug. 14, 2018	NPKI	M	91,350	—	—	764,253 Direct	+13.58%	Acquired	(price as of 2026-08-20)
June 1, 2018	NPKI	M	83,240	—	—	367,308 Direct	-18.48%	Disposed	(price as of 2026-08-20)
June 1, 2018	NPKI	M	52,885	—	—	450,548 Direct	-10.50%	Disposed	(price as of 2026-08-20)
June 1, 2018	NPKI	M	45,379	—	—	503,433 Direct	-8.27%	Disposed	(price as of 2026-08-20)
June 1, 2018	NPKI	F	32,754	$10.85	$355,381	672,903 Direct	-4.64%	Disposed	27.8% (price as of 2026-08-20)
June 1, 2018	NPKI	M	83,240	—	—	705,657 Direct	+13.37%	Acquired	(price as of 2026-08-20)
June 1, 2018	NPKI	F	20,810	$10.85	$225,788	622,417 Direct	-3.24%	Disposed	27.8% (price as of 2026-08-20)
June 1, 2018	NPKI	M	52,885	—	—	643,227 Direct	+8.96%	Acquired	(price as of 2026-08-20)
June 1, 2018	NPKI	F	17,856	$10.85	$193,738	590,342 Direct	-2.94%	Disposed	27.8% (price as of 2026-08-20)
June 1, 2018	NPKI	M	45,379	—	—	608,198 Direct	+8.06%	Acquired	(price as of 2026-08-20)
May 16, 2018	NPKI	A	128,301	—	—	548,812 Direct	+30.51%	Acquired	(price as of 2026-08-20)
May 4, 2018	NPKI	M	47,495	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 4, 2018	NPKI	S	47,495	$10.40	$493,948	562,819 Direct	-7.78%	Disposed	33.4% (price as of 2026-08-20)
May 4, 2018	NPKI	M	47,495	$7.89	$374,736	610,314 Direct	+8.44%	Acquired	75.8% (price as of 2026-08-20)
May 3, 2018	NPKI	M	75,000	—	—	47,495 Direct	-61.23%	Disposed	(price as of 2026-08-20)
May 3, 2018	NPKI	S	75,000	$10.27	$770,250	562,819 Direct	-11.76%	Disposed	35.1% (price as of 2026-08-20)
May 3, 2018	NPKI	M	75,000	$7.89	$591,750	637,819 Direct	+13.33%	Acquired	75.8% (price as of 2026-08-20)
May 2, 2018	NPKI	M	27,505	—	—	122,495 Direct	-18.34%	Disposed	(price as of 2026-08-20)
May 2, 2018	NPKI	S	27,505	$10.51	$289,078	562,819 Direct	-4.66%	Disposed	32.0% (price as of 2026-08-20)
May 2, 2018	NPKI	M	27,505	$7.89	$217,014	590,324 Direct	+4.89%	Acquired	75.8% (price as of 2026-08-20)
Nov. 6, 2017	NPKI	F	41,950	$9.45	$396,428	562,819 Direct	-6.94%	Disposed	46.8% (price as of 2026-08-20)
Aug. 16, 2017	NPKI	M	73,953	—	—	247,774 Direct	-22.99%	Disposed	(price as of 2026-08-20)
Aug. 16, 2017	NPKI	F	31,023	$7.50	$232,672	604,769 Direct	-4.88%	Disposed	84.9% (price as of 2026-08-20)
Aug. 16, 2017	NPKI	M	73,953	—	—	635,792 Direct	+13.16%	Acquired	(price as of 2026-08-20)
June 1, 2017	NPKI	M	83,240	—	—	420,511 Direct	-16.52%	Disposed	(price as of 2026-08-20)
June 1, 2017	NPKI	M	45,379	—	—	503,751 Direct	-8.26%	Disposed	(price as of 2026-08-20)
June 1, 2017	NPKI	F	34,919	$7.54	$263,289	561,839 Direct	-5.85%	Disposed	84.0% (price as of 2026-08-20)
June 1, 2017	NPKI	M	83,240	—	—	596,758 Direct	+16.21%	Acquired	(price as of 2026-08-20)
June 1, 2017	NPKI	F	19,036	$7.54	$143,531	513,518 Direct	-3.57%	Disposed	84.0% (price as of 2026-08-20)
June 1, 2017	NPKI	M	45,379	—	—	532,554 Direct	+9.31%	Acquired	(price as of 2026-08-20)
June 1, 2017	NPKI	F	15,450	$7.54	$116,493	487,175 Direct	-3.07%	Disposed	84.0% (price as of 2026-08-20)
May 18, 2017	NPKI	A	158,653	—	—	499,130 Direct	+46.60%	Acquired	(price as of 2026-08-20)
May 18, 2017	NPKI	A	50,000	—	—	549,130 Direct	+10.02%	Acquired	(price as of 2026-08-20)
May 16, 2017	NPKI	M	32,091	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 16, 2017	NPKI	S 10b5-1	32,091	$7.90	$253,519	502,625 Direct	-6.00%	Disposed	75.6% (price as of 2026-08-20)
May 16, 2017	NPKI	M	32,091	$7.82	$250,952	534,716 Direct	+6.38%	Acquired	77.4% (price as of 2026-08-20)
May 15, 2017	NPKI	M	47,909	—	—	32,091 Direct	-59.89%	Disposed	(price as of 2026-08-20)
May 15, 2017	NPKI	S 10b5-1	47,909	$8.01	$383,751	502,625 Direct	-8.70%	Disposed	73.2% (price as of 2026-08-20)
May 15, 2017	NPKI	M	47,909	$7.82	$374,648	550,534 Direct	+9.53%	Acquired	77.4% (price as of 2026-08-20)
May 15, 2017	NPKI	S 10b5-1	61,140	$7.94	$485,452	502,625 Direct	-10.84%	Disposed	74.7% (price as of 2026-08-20)
Aug. 10, 2016	NPKI	F	12,855	$6.72	$86,386	563,765 Direct	-2.23%	Disposed	106.4% (price as of 2026-08-20)
Aug. 10, 2016	NPKI	M	66,723	—	—	321,727 Direct	-17.18%	Disposed	(price as of 2026-08-20)
Aug. 10, 2016	NPKI	M	30,644	—	—	576,620 Direct	+5.61%	Acquired	(price as of 2026-08-20)
June 9, 2016	NPKI	F	14,270	$5.36	$76,487	545,976 Direct	-2.55%	Disposed	158.8% (price as of 2026-08-20)
June 1, 2016	NPKI	M	45,380	—	—	579,282 Direct	+8.50%	Acquired	(price as of 2026-08-20)
June 1, 2016	NPKI	M	45,380	—	—	340,477 Direct	-11.76%	Disposed	(price as of 2026-08-20)
June 1, 2016	NPKI	F	19,036	$4.99	$94,990	560,246 Direct	-3.29%	Disposed	178.0% (price as of 2026-08-20)
June 1, 2016	NPKI	F	15,450	$4.99	$77,096	533,902 Direct	-2.81%	Disposed	178.0% (price as of 2026-08-20)
May 19, 2016	NPKI	A	249,719	—	—	385,857 Direct	+183.43%	Acquired	(price as of 2026-08-20)
May 19, 2016	NPKI	A	156,424	—	—	388,450 Direct	+67.42%	Acquired	(price as of 2026-08-20)

Showing latest 100 of 276 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
June 1, 2021	NPKI	Restricted Stock Units	Common Stock (42,767)	—	—	42,767	Disposed
June 1, 2021	NPKI	Restricted Stock Units	Common Stock (67,430)	—	—	67,430	Disposed
June 1, 2021	NPKI	Restricted Stock Units	Common Stock (138,479)	—	—	138,479	Disposed
May 20, 2021	NPKI	Restricted Stock Units	Common Stock (448,280)	$0.00	—	448,280	Acquired
May 18, 2021	NPKI	Restricted Stock Units	Common Stock (25,000)	—	—	25,000	Disposed
June 1, 2020	NPKI	Restricted Stock Units	Common Stock (67,430)	—	—	67,430	Disposed
June 1, 2020	NPKI	Restricted Stock Units	Common Stock (42,767)	—	—	42,767	Disposed
June 1, 2020	NPKI	Restricted Stock Units	Common Stock (52,884)	—	—	52,884	Disposed
May 21, 2020	NPKI	Restricted Stock Units	Common Stock (415,437)	$0.00	—	415,437	Acquired
July 2, 2019	NPKI	Performance Shares	Common Stock (156,424)	$0.00	—	156,424	Disposed
June 1, 2019	NPKI	Restricted Stock Units	Common Stock (42,767)	—	—	42,767	Disposed
June 1, 2019	NPKI	Restricted Stock Units	Common Stock (52,884)	—	—	52,884	Disposed
June 1, 2019	NPKI	Restricted Stock Units	Common Stock (83,239)	—	—	83,239	Disposed
May 23, 2019	NPKI	Restricted Stock Units	Common Stock (202,289)	$0.00	—	202,289	Acquired
May 18, 2019	NPKI	Restricted Stock Units	Common Stock (25,000)	—	—	25,000	Disposed
April 1, 2019	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (200,000)	$3.31	June 10, 2019	200,000	Disposed
Aug. 14, 2018	NPKI	Performance Shares	Common Stock (91,350)	$0.00	—	91,350	Disposed
June 1, 2018	NPKI	Restricted Stock Units	Common Stock (83,240)	—	—	83,240	Disposed
June 1, 2018	NPKI	Restricted Stock Units	Common Stock (52,885)	—	—	52,885	Disposed
June 1, 2018	NPKI	Restricted Stock Units	Common Stock (45,379)	—	—	45,379	Disposed
May 16, 2018	NPKI	Restricted Stock Units	Common Stock (128,301)	$0.00	—	128,301	Acquired
May 4, 2018	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (0)	$7.89	June 10, 2018	47,495	Disposed
May 3, 2018	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (75,000)	$7.89	June 10, 2018	75,000	Disposed
May 2, 2018	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (27,505)	$7.89	June 10, 2018	27,505	Disposed
Aug. 16, 2017	NPKI	Performance Shares	Common Stock (73,953)	$0.00	—	73,953	Disposed
June 1, 2017	NPKI	Restricted Stock Units	Common Stock (83,240)	—	—	83,240	Disposed
June 1, 2017	NPKI	Restricted Stock Units	Common Stock (45,379)	—	—	45,379	Disposed
May 18, 2017	NPKI	Restricted Stock Units	Common Stock (158,653)	$0.00	—	158,653	Acquired
May 18, 2017	NPKI	Restricted Stock Units	Common Stock (50,000)	$0.00	—	50,000	Acquired
May 16, 2017	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (0)	$7.82	June 11, 2017	32,091	Disposed
May 15, 2017	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (47,909)	$7.82	June 11, 2017	47,909	Disposed
Aug. 10, 2016	NPKI	Performance Shares	Common Stock (66,723)	$0.00	—	66,723	Disposed
June 1, 2016	NPKI	Restricted Stock Units	Common Stock (45,380)	—	—	45,380	Disposed
May 19, 2016	NPKI	Restricted Stock Units	Common Stock (249,719)	$0.00	—	249,719	Acquired
May 19, 2016	NPKI	Performance Shares	Common Stock (156,424)	$0.00	—	156,424	Acquired
May 19, 2016	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (274,593)	$4.32	May 19, 2026	274,593	Acquired
May 22, 2015	NPKI	Restricted Stock Units	Common Stock (136,138)	$0.00	—	136,138	Acquired
May 22, 2015	NPKI	Performance Shares	Common Stock (91,350)	$0.00	—	91,350	Acquired
May 22, 2015	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (156,514)	$9.00	May 21, 2025	156,514	Acquired
May 21, 2014	NPKI	Performance Shares	Common Stock (73,953)	$0.00	—	73,953	Acquired
May 21, 2014	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (124,496)	$11.20	May 21, 2024	124,496	Acquired
June 11, 2013	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (21,000)	$7.17	Dec. 28, 2013	21,000	Disposed
June 10, 2013	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (59,000)	$7.17	Dec. 28, 2013	59,000	Disposed
June 6, 2013	NPKI	Performance Shares	Common Stock (66,723)	$0.00	—	66,723	Acquired
June 6, 2013	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (107,518)	$11.43	June 6, 2023	107,518	Acquired
March 8, 2013	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (31,200)	$8.08	March 22, 2013	31,200	Disposed
March 6, 2013	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (343,800)	$8.08	March 22, 2013	343,800	Disposed
June 6, 2012	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (200,000)	$5.57	June 6, 2022	200,000	Acquired
June 9, 2011	NPKI	Non-Qualified Stock Option (right to buy)	Common Stock (139,225)	$9.13	June 9, 2021	139,225	Acquired
June 10, 2009	NPKI	Stock Option	Common Stock (200,000)	$3.31	June 10, 2019	200,000	Acquired
June 10, 2008	NPKI	Stock Option	Common Stock (150,000)	$7.89	June 10, 2018	150,000	Acquired
June 12, 2007	NPKI	Stock Option	Common Stock (80,000)	$7.82	June 11, 2017	80,000	Acquired
Dec. 28, 2006	NPKI	Employee Stock Options (right to buy)	Common Stock (80,000)	$7.17	Dec. 28, 2013	80,000	Acquired
March 22, 2006	NPKI	Employee stock option (right to buy)	Common Stock (125,000)	$8.08	March 21, 2013	125,000	Acquired
March 22, 2006	NPKI	Employee stock option (right to buy)	Common Stock (125,000)	$8.08	March 21, 2013	125,000	Acquired
March 22, 2006	NPKI	Employee stock option (right to buy)	Common stock (125,000)	$8.08	March 21, 2013	125,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

NPKI

CEO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2021	$730,758	$226,671	—	—	$1,380,211	—	$22,172	$3,830,170
2014	$741,250	—	$1,856,239	$618,982	$960,515	—	$34,022	$4,211,008
2013	$698,750	—	$4,293,602	$583,124	$684,038	—	$33,797	$6,293,311

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.