Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 17 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

17 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 22, 2006 POWI S 500 $25.00 $12,500 101,167 Direct -0.49% Disposed 327.2% (price as of 2026-10-06)
Feb. 16, 2006 POWI S 25,000 $26.31 $657,750 101,167 Direct -19.82% Disposed 305.9% (price as of 2026-10-06)
Feb. 15, 2006 POWI S 25,000 $26.60 $665,000 101,167 Direct -19.82% Disposed 301.5% (price as of 2026-10-06)
May 28, 2004 POWI S 5,000 $27.41 $137,050 101,167 Direct -4.71% Disposed 289.6% (price as of 2026-10-06)
May 26, 2004 POWI S 5,000 $27.56 $137,800 106,167 Direct -4.50% Disposed 287.5% (price as of 2026-10-06)
May 25, 2004 POWI S 10,000 $26.96 $269,600 111,167 Direct -8.25% Disposed 296.1% (price as of 2026-10-06)
May 24, 2004 POWI S 10,000 $26.18 $261,800 121,167 Direct -7.62% Disposed 307.9% (price as of 2026-10-06)
Feb. 13, 2004 POWI S 1,800 $29.45 $53,010 131,167 Direct -1.35% Disposed 262.6% (price as of 2026-10-06)
Feb. 13, 2004 POWI S 4,778 $29.75 $142,146 132,967 Direct -3.47% Disposed 259.0% (price as of 2026-10-06)
Feb. 10, 2004 POWI S 800 $29.70 $23,760 137,745 Direct -0.58% Disposed 259.6% (price as of 2026-10-06)
Feb. 9, 2004 POWI S 7,500 $29.75 $223,125 138,545 Direct -5.14% Disposed 259.0% (price as of 2026-10-06)
Jan. 28, 2004 POWI S 15,565 $30.00 $466,950 146,045 Direct -9.63% Disposed 256.0% (price as of 2026-10-06)
Jan. 28, 2004 POWI S 8,264 $30.00 $247,920 146,045 Direct -5.36% Disposed 256.0% (price as of 2026-10-06)
Oct. 28, 2003 POWI S 25,000 $36.17 $904,250 146,045 Indirect -14.62% Disposed 195.3% (price as of 2026-10-06)
Aug. 14, 2003 POWI S 25,000 $29.54 $738,500 146,045 Indirect -14.62% Disposed 261.5% (price as of 2026-10-06)
July 31, 2003 POWI S 16,171 $28.88 $467,018 146,045 Indirect -9.97% Disposed 269.8% (price as of 2026-10-06)
July 31, 2003 POWI S 10,000 $28.88 $288,800 146,045 Indirect -6.41% Disposed 269.8% (price as of 2026-10-06)
July 28, 2003 POWI S 20,000 $28.85 $577,000 146,045 Indirect -12.04% Disposed 270.2% (price as of 2026-10-06)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Feb. 22, 2006 POWI Non-Qualified Stock Option (right to buy) Common Stock (0) $14.22 April 20, 2009 0 Disposed
Feb. 22, 2006 POWI Non-Qualified Stock Option (right to buy) Common Stock (500) $14.22 April 20, 2009 500 Disposed
Feb. 16, 2006 POWI Non-Qualified Stock Option (right to buy) Common Stock (25,000) $14.22 April 20, 2009 25,000 Disposed
Feb. 15, 2006 POWI Non-Qualified Stock Option (right to buy) Common Stock (25,000) $14.22 April 20, 2009 25,000 Disposed
Jan. 28, 2004 POWI Non-Qualified Stock Option (right to buy) Common Stock (15,565) $12.10 May 31, 2011 15,565 Disposed
Jan. 28, 2004 POWI Incentive Stock Option (right to buy) Common Stock (8,264) $12.10 May 31, 2011 8,264 Disposed
July 31, 2003 POWI Non-Qualified Stock Option Common Stock (10,000) $14.22 April 20, 2009 10,000 Disposed

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