Shing Mao

CIK 1196528 · View on SEC EDGAR ↗

Insider

First SEC filing: May 24, 2006 · Latest: May 24, 2006

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Insider at

Insider transactions

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
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
March 2, 2010 DIOD S 6,000 $20.92 $125,520 156,625 Direct -3.69% Disposed 349.8% (price as of 2026-08-19)
Nov. 29, 2007 DIOD S 9,375 $29.74 $278,812 15,000 Direct -38.46% Disposed 216.4% (price as of 2026-08-19)
Feb. 12, 2007 DIOD S 2,000 $35.78 $71,560 39,250 Direct -4.85% Disposed 294.5% (price as of 2026-08-19)
Feb. 12, 2007 DIOD S 8,000 $35.68 $285,440 31,250 Direct -20.38% Disposed 295.6% (price as of 2026-08-19)
May 18, 2006 DIOD S 10,000 $36.43 $364,300 24,750 Direct -28.78% Disposed 287.5% (price as of 2026-08-19)
Feb. 9, 2006 DIOD S 5,000 $38.60 $193,000 34,750 Direct -12.58% Disposed 265.7% (price as of 2026-08-19)
Nov. 15, 2004 DIOD S 10,000 $27.00 $270,000 9,000 Direct -52.63% Disposed 684.2% (price as of 2026-08-19)
Sept. 2, 2003 DIOD S 9,000 $21.00 $189,000 6,000 Direct -60.00% Disposed 1412.3% (price as of 2026-08-19)
Aug. 28, 2003 DIOD S 3,000 $21.03 $63,090 15,000 Direct -16.67% Disposed 1410.2% (price as of 2026-08-19)
Aug. 22, 2003 DIOD S 8,000 $21.29 $170,320 18,000 Direct -30.77% Disposed 1391.7% (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.

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
Oct. 5, 2009 DIOD Common Stock (Right to Buy) Diodes Inc. Common Stock (106,875) $1.33 Oct. 25, 2009 106,875 Disposed
Dec. 17, 2007 DIOD Common Stock (Right to Buy) Diodes Inc. Common Stock (30,000) $1.33 Oct. 25, 2009 30,000 Disposed
Feb. 12, 2007 DIOD Common Stock (Right to Buy) Diodes Inc. Common Stock (10,000) $2.00 Oct. 25, 2009 10,000 Disposed
Feb. 9, 2006 DIOD Common Stock (right to buy) Common Stock (right to buy) (26,250) $1.78 Aug. 1, 2006 26,250 Disposed
July 12, 2005 DIOD Common Stock (Right to Buy) Common Stock (13,000) $34.97 July 12, 2015 13,000 Acquired
Nov. 15, 2004 DIOD Common Stock (Right to Buy) Common Stock (10,000) $2.67 Aug. 1, 2006 10,000 Disposed
July 14, 2004 DIOD Common Stock Common Stock (10,500) $18.32 July 14, 2014 10,500 Acquired
Aug. 1, 2003 DIOD Common Stock (Right to Buy) Common Stock (9,000) $19.56 Aug. 1, 2013 9,000 Acquired

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