COBB JOHN

Insider

First SEC filing: Feb. 8, 2006 · Latest: Feb. 8, 2006

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 9 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

9 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 7, 2006	POWI	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-19)
May 23, 2005	POWI	M	2,500	$23.84	$59,600	5,764 Direct	-30.25%	Disposed	377.3% (price as of 2026-08-19)
May 23, 2005	POWI	S	2,500	$23.84	$59,600	3,658 Direct	-40.60%	Disposed	377.3% (price as of 2026-08-19)
May 23, 2005	POWI	M	2,500	$12.10	$30,250	6,158 Direct	+68.34%	Acquired	840.4% (price as of 2026-08-19)
Jan. 31, 2005	POWI	S	469	$18.27	$8,569	3,658 Direct	-11.36%	Disposed	522.8% (price as of 2026-08-19)
Jan. 24, 2005	POWI	A	45,000	—	—	45,000 Direct	—	Acquired	(price as of 2026-08-19)
Nov. 24, 2004	POWI	G	200	$20.40	$4,080	3,195 Direct	-5.89%	Disposed	457.8% (price as of 2026-08-19)
Feb. 4, 2004	POWI	A	3,673	$27.22	$99,979	3,673 Direct	—	Acquired	318.0% (price as of 2026-08-19)
Feb. 4, 2004	POWI	A	46,327	$27.22	$1,261,021	46,327 Direct	—	Acquired	318.0% (price as of 2026-08-19)
Oct. 27, 2003	POWI	M	50,000	$35.24	$1,762,000	164,356 Direct	-23.33%	Disposed	222.9% (price as of 2026-08-19)
Oct. 27, 2003	POWI	S	50,000	$35.24	$1,762,000	1,670 Direct	-96.77%	Disposed	222.9% (price as of 2026-08-19)
Oct. 27, 2003	POWI	M	50,000	$12.10	$605,000	51,670 Direct	+2994.01%	Acquired	840.4% (price as of 2026-08-19)
Aug. 4, 2003	POWI	S	3,581	$28.85	$103,312	1,670 Direct	-68.20%	Disposed	294.4% (price as of 2026-08-19)

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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 7, 2006	POWI	Non-Qualified Stock Option (right to buy)	Common Stock (40,000)	$26.75	Feb. 7, 2016	40,000	Acquired
May 23, 2005	POWI	Incentive Stock Option (right to buy)	Common Stock (2,500)	$12.10	May 31, 2011	2,500	Disposed
Jan. 24, 2005	POWI	Non-Qualified Stock Option (right to buy)	Common Stock (45,000)	$17.18	Jan. 24, 2015	45,000	Acquired
Feb. 4, 2004	POWI	Incentive Stock Option (right to buy)	Common Stock (3,673)	$27.22	Feb. 4, 2014	3,673	Acquired
Feb. 4, 2004	POWI	Non-Qualified Stock Option (right to buy)	Common Stock (46,327)	$27.22	Feb. 4, 2014	46,327	Acquired
Oct. 27, 2003	POWI	No n-Qualified Stock Option(right to buy)	Common Stock (50,000)	$12.10	May 31, 2011	50,000	Disposed

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