David P Hunt

Insider

First SEC filing: July 29, 2005 · Latest: July 29, 2005

On this page

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.

Insider at

NPKI buying March 16, 2007

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 22 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

22 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 16, 2007	NPKI	P	6,000	$6.50	$39,000	46,000 Direct	+15.00%	Acquired	113.4% (price as of 2026-08-20)
Dec. 28, 2006	NPKI	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
July 29, 2005	NPKI	A	10,000	$4.11	$41,100	0 Direct	—	Acquired	237.5% (price as of 2026-08-20)
July 29, 2005	NPKI	M	10,000	$4.11	$41,100	40,000 Direct	+33.33%	Acquired	237.5% (price as of 2026-08-20)
July 28, 2005	NPKI	A	15,500	$4.11	$63,705	10,000 Direct	—	Acquired	237.5% (price as of 2026-08-20)
July 28, 2005	NPKI	S	15,500	$8.50	$131,750	30,000 Direct	-34.07%	Disposed	63.2% (price as of 2026-08-20)
July 28, 2005	NPKI	M	15,500	$4.11	$63,705	45,500 Direct	+51.67%	Acquired	237.5% (price as of 2026-08-20)
July 28, 2005	NPKI	A	15,500	$4.11	$63,705	10,000 Direct	—	Acquired	237.5% (price as of 2026-08-20)
July 28, 2005	NPKI	S	15,500	$8.50	$131,750	30,000 Direct	-34.07%	Disposed	63.2% (price as of 2026-08-20)
July 28, 2005	NPKI	M	15,500	$4.11	$63,705	45,500 Direct	+51.67%	Acquired	237.5% (price as of 2026-08-20)
June 8, 2005	NPKI	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 8, 2005	NPKI	A	10,000	$6.27	$62,700	10,000 Direct	—	Acquired	121.2% (price as of 2026-08-20)
March 7, 2005	NPKI	A	12,500	$4.11	$51,375	25,500 Direct	+96.15%	Acquired	237.5% (price as of 2026-08-20)
March 7, 2005	NPKI	S	200	$6.47	$1,294	30,000 Direct	-0.66%	Disposed	114.4% (price as of 2026-08-20)
March 7, 2005	NPKI	S	12,300	$6.40	$78,720	30,200 Direct	-28.94%	Disposed	116.7% (price as of 2026-08-20)
March 7, 2005	NPKI	M	12,500	$4.11	$51,375	42,500 Direct	+41.67%	Acquired	237.5% (price as of 2026-08-20)
Nov. 2, 2004	NPKI	M	25,000	$4.11	$102,750	25,500 Direct	-49.50%	Disposed	237.5% (price as of 2026-08-20)
Nov. 2, 2004	NPKI	S	25,000	$5.56	$139,000	30,000 Direct	-45.45%	Disposed	149.5% (price as of 2026-08-20)
Nov. 2, 2004	NPKI	M	25,000	$4.11	$102,750	50,000 Direct	+100.00%	Acquired	237.5% (price as of 2026-08-20)
Nov. 2, 2004	NPKI	M	12,500	$4.11	$51,375	38,000 Direct	-24.75%	Disposed	237.5% (price as of 2026-08-20)
Nov. 2, 2004	NPKI	S	12,500	$5.56	$69,500	30,000 Direct	-29.41%	Disposed	149.5% (price as of 2026-08-20)
Nov. 2, 2004	NPKI	M	12,500	$4.11	$51,375	42,500 Direct	+41.67%	Acquired	237.5% (price as of 2026-08-20)
Aug. 3, 2004	NPKI	M	2,500	$4.11	$10,275	50,500 Direct	-4.72%	Disposed	237.5% (price as of 2026-08-20)
Aug. 3, 2004	NPKI	S	400	$6.01	$2,404	30,000 Direct	-1.32%	Disposed	130.8% (price as of 2026-08-20)
Aug. 3, 2004	NPKI	S	300	$6.03	$1,809	30,400 Direct	-0.98%	Disposed	130.0% (price as of 2026-08-20)
Aug. 3, 2004	NPKI	S	1,800	$6.02	$10,836	30,700 Direct	-5.54%	Disposed	130.4% (price as of 2026-08-20)
Aug. 3, 2004	NPKI	M	2,500	$4.11	$10,275	32,500 Direct	+8.33%	Acquired	237.5% (price as of 2026-08-20)
July 29, 2004	NPKI	P	10,000	$4.11	$41,100	30,000 Direct	+50.00%	Acquired	237.5% (price as of 2026-08-20)
July 29, 2004	NPKI	M	10,000	$4.11	$41,100	53,000 Direct	-15.87%	Disposed	237.5% (price as of 2026-08-20)
July 29, 2004	NPKI	M	10,000	$4.11	$41,100	53,000 Direct	-15.87%	Disposed	237.5% (price as of 2026-08-20)
July 29, 2004	NPKI	M	10,000	$4.11	$41,100	28,000 Direct	+55.56%	Acquired	237.5% (price as of 2026-08-20)
July 29, 2004	NPKI	C	10,000	$4.08	$40,800	133,000 Direct	-6.99%	Disposed	240.0% (price as of 2026-08-20)
July 29, 2004	NPKI	P	10,000	$4.08	$40,800	28,000 Direct	+55.56%	Acquired	240.0% (price as of 2026-08-20)
Nov. 12, 2003	NPKI	A	2,000	$3.94	$7,880	20,000 Direct	+11.11%	Acquired	252.0% (price as of 2026-08-20)

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
Dec. 28, 2006	NPKI	Stock Options (right to buy)	Common Stock (10,000)	$7.17	Dec. 28, 2016	10,000	Acquired
July 29, 2005	NPKI	Option to Purchase	Common Stock (10,000)	$4.11	Nov. 2, 2005	10,000	Acquired
July 28, 2005	NPKI	Option to Purchase	Common Stock (15,500)	$4.11	Nov. 2, 2005	15,500	Acquired
July 28, 2005	NPKI	Option to Purchase	Common Stock (15,500)	$4.11	Nov. 2, 2005	15,500	Acquired
June 8, 2005	NPKI	Stock Options (right to buy)	Common Stock (10,000)	$6.27	June 8, 2012	10,000	Acquired
June 8, 2005	NPKI	Stock Options (right to buy)	Options (10,000)	$6.27	June 8, 2012	10,000	Acquired
March 7, 2005	NPKI	Option to Purchase	Common Stock (12,500)	$4.11	Nov. 2, 2005	12,500	Acquired
Nov. 2, 2004	NPKI	Employee Stock Options	Common Stock (25,000)	$4.11	Nov. 2, 2005	25,000	Disposed
Nov. 2, 2004	NPKI	Employee Stock Options	Common Stock (12,500)	$4.11	Nov. 2, 2005	12,500	Disposed
Aug. 3, 2004	NPKI	Employee Stock Options	Common Stock (2,500)	$4.11	Nov. 2, 2005	2,500	Disposed
July 29, 2004	NPKI	Employee Stock Options	Common Stock (10,000)	$4.11	Nov. 2, 2005	10,000	Disposed
July 29, 2004	NPKI	Employee Stock Options	Common Stock (10,000)	$4.11	Nov. 2, 2005	10,000	Disposed
July 29, 2004	NPKI	Employee Stock Options	Options (10,000)	$4.08	Nov. 2, 2005	10,000	Disposed

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