M K Lu

CIK 1196529 · View on SEC EDGAR ↗

Insider

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

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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.

Insider at

DIOD selling Oct. 7, 2004

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 34 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

34 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 22, 2006	DIOD	A	3,000	—	—	3,000 Direct	—	Acquired	(price as of 2026-08-19)
July 12, 2005	DIOD	A	7,000	—	—	40,000 Direct	+21.21%	Acquired	(price as of 2026-08-19)
Oct. 7, 2004	DIOD	M 10b5-1	5,700	—	—	33,000 Direct	-14.73%	Disposed	(price as of 2026-08-19)
Oct. 7, 2004	DIOD	S 10b5-1	5,700	$28.00	$159,600	0 Direct	-100.00%	Disposed	656.2% (price as of 2026-08-19)
Oct. 7, 2004	DIOD	M 10b5-1	5,700	$5.55	$31,635	5,700 Direct	—	Acquired	3714.9% (price as of 2026-08-19)
Oct. 6, 2004	DIOD	M 10b5-1	1,500	—	—	38,700 Direct	-3.73%	Disposed	(price as of 2026-08-19)
Oct. 6, 2004	DIOD	S 10b5-1	1,500	$28.03	$42,045	0 Direct	-100.00%	Disposed	655.4% (price as of 2026-08-19)
Oct. 6, 2004	DIOD	M 10b5-1	1,500	$5.55	$8,325	1,500 Direct	—	Acquired	3714.9% (price as of 2026-08-19)
Oct. 5, 2004	DIOD	M 10b5-1	5,000	$5.00	$25,000	5,000 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Oct. 5, 2004	DIOD	M 10b5-1	7,800	$5.55	$43,290	12,800 Direct	+156.00%	Acquired	3714.9% (price as of 2026-08-19)
Oct. 5, 2004	DIOD	S 10b5-1	12,800	$28.04	$358,912	0 Direct	-100.00%	Disposed	655.1% (price as of 2026-08-19)
Oct. 5, 2004	DIOD	M 10b5-1	5,000	—	—	48,000 Direct	-9.43%	Disposed	(price as of 2026-08-19)
Oct. 5, 2004	DIOD	M 10b5-1	7,800	—	—	40,200 Direct	-16.25%	Disposed	(price as of 2026-08-19)
Oct. 1, 2004	DIOD	M 10b5-1	5,000	$5.00	$25,000	5,000 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Oct. 1, 2004	DIOD	S 10b5-1	5,000	$27.00	$135,000	0 Direct	-100.00%	Disposed	684.2% (price as of 2026-08-19)
Oct. 1, 2004	DIOD	M 10b5-1	5,000	—	—	53,000 Direct	-8.62%	Disposed	(price as of 2026-08-19)
Sept. 21, 2004	DIOD	M 10b5-1	10,000	$5.00	$50,000	10,000 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Sept. 21, 2004	DIOD	S 10b5-1	10,000	$26.00	$260,000	0 Direct	-100.00%	Disposed	714.3% (price as of 2026-08-19)
Sept. 21, 2004	DIOD	M 10b5-1	10,000	—	—	58,000 Direct	-14.71%	Disposed	(price as of 2026-08-19)
Sept. 20, 2004	DIOD	M 10b5-1	4,500	—	—	68,000 Direct	-6.21%	Disposed	(price as of 2026-08-19)
Sept. 20, 2004	DIOD	S 10b5-1	4,500	$25.04	$112,680	0 Direct	-100.00%	Disposed	745.5% (price as of 2026-08-19)
Sept. 20, 2004	DIOD	M 10b5-1	4,500	$5.00	$22,500	4,500 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
July 14, 2004	DIOD	A	9,000	—	—	72,500 Direct	+14.17%	Acquired	(price as of 2026-08-19)
April 27, 2004	DIOD	M 10b5-1	5,500	—	—	63,500 Direct	-7.97%	Disposed	(price as of 2026-08-19)
April 27, 2004	DIOD	S 10b5-1	5,500	$25.03	$137,665	0 Direct	-100.00%	Disposed	745.9% (price as of 2026-08-19)
April 27, 2004	DIOD	M 10b5-1	5,500	$5.00	$27,500	5,500 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Nov. 5, 2003	DIOD	M	10,000	—	—	46,000 Direct	-17.86%	Disposed	(price as of 2026-08-19)
Nov. 5, 2003	DIOD	M	8,300	—	—	56,000 Direct	-12.91%	Disposed	(price as of 2026-08-19)
Nov. 5, 2003	DIOD	S 10b5-1	10,000	$28.00	$280,000	0 Direct	-100.00%	Disposed	1034.2% (price as of 2026-08-19)
Nov. 5, 2003	DIOD	M 10b5-1	10,000	$7.50	$75,000	10,000 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Nov. 5, 2003	DIOD	S 10b5-1	8,300	$26.00	$215,800	0 Direct	-100.00%	Disposed	1121.5% (price as of 2026-08-19)
Nov. 5, 2003	DIOD	M 10b5-1	8,300	$7.50	$62,250	8,300 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Nov. 4, 2003	DIOD	M 10b5-1	1,700	—	—	64,300 Direct	-2.58%	Disposed	(price as of 2026-08-19)
Nov. 4, 2003	DIOD	S 10b5-1	1,700	$26.04	$44,268	0 Direct	-100.00%	Disposed	1119.6% (price as of 2026-08-19)
Nov. 4, 2003	DIOD	M 10b5-1	1,700	$7.50	$12,750	1,700 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Oct. 15, 2003	DIOD	M 10b5-1	10,000	—	—	66,000 Direct	-13.16%	Disposed	(price as of 2026-08-19)
Oct. 15, 2003	DIOD	S 10b5-1	10,000	$24.00	$240,000	0 Direct	-100.00%	Disposed	1223.3% (price as of 2026-08-19)
Oct. 15, 2003	DIOD	M 10b5-1	10,000	$7.50	$75,000	10,000 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Sept. 5, 2003	DIOD	M	2,785	—	—	68,000 Direct	-3.93%	Disposed	(price as of 2026-08-19)
Sept. 5, 2003	DIOD	S 10b5-1	2,785	$22.00	$61,270	0 Direct	-100.00%	Disposed	1343.6% (price as of 2026-08-19)
Sept. 5, 2003	DIOD	M	2,785	$7.50	$20,888	2,785 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Sept. 3, 2003	DIOD	M	2,300	—	—	70,785 Direct	-3.15%	Disposed	(price as of 2026-08-19)
Sept. 3, 2003	DIOD	S 10b5-1	2,300	$22.00	$50,600	0 Direct	-100.00%	Disposed	1343.6% (price as of 2026-08-19)
Sept. 3, 2003	DIOD	M	2,300	$7.50	$17,250	2,300 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Sept. 2, 2003	DIOD	M	4,915	—	—	73,085 Direct	-6.30%	Disposed	(price as of 2026-08-19)
Sept. 2, 2003	DIOD	S 10b5-1	4,915	$22.00	$108,130	0 Direct	-100.00%	Disposed	1343.6% (price as of 2026-08-19)
Sept. 2, 2003	DIOD	M	4,915	$7.50	$36,862	4,915 Direct	—	Acquired	4134.5% (price as of 2026-08-19)
Aug. 1, 2003	DIOD	A	8,000	—	—	86,000 Direct	+10.26%	Acquired	(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
July 12, 2005	DIOD	Common Stock (Right to Buy)	Common Stock (7,000)	$34.97	July 12, 2015	7,000	Acquired
Oct. 7, 2004	DIOD	Common Stock	Common Stock (5,700)	$5.55	July 30, 2011	5,700	Disposed
Oct. 6, 2004	DIOD	Common Stock	Common Stock (1,500)	$5.55	July 30, 2011	1,500	Disposed
Oct. 5, 2004	DIOD	Common Stock	Common Stock (5,000)	$5.00	June 30, 2005	5,000	Disposed
Oct. 5, 2004	DIOD	Common Stock	Common Stock (7,800)	$5.55	July 30, 2011	7,800	Disposed
Oct. 1, 2004	DIOD	Common Stock	Common Stock (5,000)	$5.00	June 30, 2005	5,000	Disposed
Sept. 21, 2004	DIOD	Common Stock	Common Stock (10,000)	$5.00	June 30, 2005	10,000	Disposed
Sept. 20, 2004	DIOD	Common Stock	Common Stock (4,500)	$5.00	June 30, 2005	4,500	Disposed
July 14, 2004	DIOD	Common Stock	Common Stock (9,000)	$18.32	July 14, 2014	9,000	Acquired
April 27, 2004	DIOD	Common Stock (right to buy)	Common Stock (5,500)	$5.00	June 30, 2005	5,500	Disposed
Nov. 5, 2003	DIOD	Common Stock (Right to Buy)	Common Stock (10,000)	$7.50	June 30, 2005	10,000	Disposed
Nov. 5, 2003	DIOD	Common Stock (Right to Buy)	Common Stock (8,300)	$7.50	June 30, 2005	8,300	Disposed
Nov. 4, 2003	DIOD	Common Stock (Right to Buy)	Common Stock (1,700)	$7.50	June 30, 2005	1,700	Disposed
Oct. 15, 2003	DIOD	Common Stock (Right to Buy)	Common Stock (10,000)	$7.50	June 30, 2005	10,000	Disposed
Sept. 5, 2003	DIOD	Common Stock (Right to Buy)	Common Stock (2,785)	$7.50	June 30, 2005	2,785	Disposed
Sept. 3, 2003	DIOD	Common Stock (right to buy)	Common Stock (2,300)	$7.50	June 30, 2005	2,300	Disposed
Sept. 2, 2003	DIOD	Common Stock (right to buy)	Common Stock (4,915)	$7.50	June 30, 2005	4,915	Disposed
Aug. 1, 2003	DIOD	Common Stock	Common Stock (8,000)	$19.56	Aug. 1, 2013	8,000	Acquired

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