CHAN SHIU LEUNG

10% owner at ESS TECHNOLOGY INC · on record since Feb 14, 2008
Director at ESS TECHNOLOGY INC · on record since Nov 5, 2003
Chairman of the Board at ESS TECHNOLOGY INC · on record since Nov 5, 2003
Director at Super Micro Computer, Inc. · on record since Nov 6, 2020

Insider trading activity of CHAN SHIU LEUNG

Transactions on record: 243; since Nov 5, 2003

Open-market buys: 11; $4.3M

Open-market sells: 211; $18.9M

Companies traded: 2; last filing Feb 5, 2024

Figures computed from official regulatory filings — .

Companies where CHAN SHIU LEUNG has traded

Super Micro Computer, Inc.21 tx · $4.3M · Feb 5, 2024
ESS TECHNOLOGY INC222 tx · $18.9M · Feb 14, 2008

Track record of CHAN SHIU LEUNG

Statistical track record

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Open-market buys: 11

Last buy: Feb 1, 2024

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Transaction history of CHAN SHIU LEUNG

Co-insiders of CHAN SHIU LEUNG

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Super Micro Computer, Inc.Listing on record	Feb 5, 2024	Buy	2,000	568.00 USD	$1.1M	conv 51Unusual size	SEC
Super Micro Computer, Inc.Listing on record	Aug 28, 2023	AwardD (derivative)	2,281	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Aug 11, 2023	Buy	2,000	261.86 USD	$523.7K	conv 38	SEC
Super Micro Computer, Inc.Listing on record	Aug 11, 2023	Buy	2,000	269.28 USD	$538.6K	conv 39	SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2023	ExerciseD (derivative)	-3,917	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2023	Exercise	3,917	—	n/a (No price was disclosed in the filing)		SEC
Super Micro Computer, Inc.Listing on record	May 15, 2023	Buy	3,000	133.88 USD	$401.6K	conv 33	SEC
Super Micro Computer, Inc.Listing on record	May 12, 2023	Buy	1,000	133.09 USD	$133.1K	conv 25	SEC
Super Micro Computer, Inc.Listing on record	Feb 7, 2023	Buy	3,000	85.48 USD	$256.4K	conv 17	SEC
Super Micro Computer, Inc.Listing on record	Nov 23, 2022	Buy	1,525	83.50 USD	$127.3K	conv 13	SEC
Super Micro Computer, Inc.Listing on record	Nov 16, 2022	Buy	3,000	88.88 USD	$266.6K	conv 15	SEC
Super Micro Computer, Inc.Listing on record	Nov 16, 2022	Buy	6,000	81.20 USD	$487.2K	conv 31	SEC
Super Micro Computer, Inc.Listing on record	Nov 8, 2022	Buy	4,500	76.00 USD	$342K	conv 45First in 12mo	SEC
Super Micro Computer, Inc.Listing on record	Nov 8, 2022	Buy	1,000	76.00 USD	$76K	conv 32First in 12mo	SEC
Super Micro Computer, Inc.Listing on record	Aug 4, 2022	AwardD (derivative)	3,917	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2022	ExerciseD (derivative)	-5,807	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2022	Exercise	5,807	—	n/a (No price was disclosed in the filing)		SEC
Super Micro Computer, Inc.Listing on record	Aug 5, 2021	AwardD (derivative)	5,807	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 2, 2021	ExerciseD (derivative)	-5,168	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 2, 2021	Exercise	5,168	—	n/a (No price was disclosed in the filing)		SEC
Super Micro Computer, Inc.Listing on record	Nov 6, 2020	AwardD (derivative)	5,168	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ESS TECHNOLOGY INCListing unverified	Feb 14, 2008	Gift	-2,108,677	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ESS TECHNOLOGY INCListing unverified	Jul 1, 2005	AwardD (derivative)	21,030	—	n/a (No price was disclosed in the filing)		SEC
ESS TECHNOLOGY INCListing unverified	Jul 1, 2005	AwardD (derivative)	118,970	—	n/a (No price was disclosed in the filing)		SEC
ESS TECHNOLOGY INCListing unverified	Jul 1, 2005	AwardD (derivative)	68,450	—	n/a (No price was disclosed in the filing)		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Super Micro Computer, Inc.Listing on record	Feb 5, 2024	Buy	2,000	568.00 USD	$1.1M	conv 51Unusual size	SEC
Super Micro Computer, Inc.Listing on record	Aug 28, 2023	AwardD (derivative)	2,281	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Aug 11, 2023	Buy	2,000	261.86 USD	$523.7K	conv 38	SEC
Super Micro Computer, Inc.Listing on record	Aug 11, 2023	Buy	2,000	269.28 USD	$538.6K	conv 39	SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2023	ExerciseD (derivative)	-3,917	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2023	Exercise	3,917	—	n/a (No price was disclosed in the filing)		SEC
Super Micro Computer, Inc.Listing on record	May 15, 2023	Buy	3,000	133.88 USD	$401.6K	conv 33	SEC
Super Micro Computer, Inc.Listing on record	May 12, 2023	Buy	1,000	133.09 USD	$133.1K	conv 25	SEC
Super Micro Computer, Inc.Listing on record	Feb 7, 2023	Buy	3,000	85.48 USD	$256.4K	conv 17	SEC
Super Micro Computer, Inc.Listing on record	Nov 23, 2022	Buy	1,525	83.50 USD	$127.3K	conv 13	SEC
Super Micro Computer, Inc.Listing on record	Nov 16, 2022	Buy	3,000	88.88 USD	$266.6K	conv 15	SEC
Super Micro Computer, Inc.Listing on record	Nov 16, 2022	Buy	6,000	81.20 USD	$487.2K	conv 31	SEC
Super Micro Computer, Inc.Listing on record	Nov 8, 2022	Buy	4,500	76.00 USD	$342K	conv 45First in 12mo	SEC
Super Micro Computer, Inc.Listing on record	Nov 8, 2022	Buy	1,000	76.00 USD	$76K	conv 32First in 12mo	SEC
Super Micro Computer, Inc.Listing on record	Aug 4, 2022	AwardD (derivative)	3,917	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2022	ExerciseD (derivative)	-5,807	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 5, 2022	Exercise	5,807	—	n/a (No price was disclosed in the filing)		SEC
Super Micro Computer, Inc.Listing on record	Aug 5, 2021	AwardD (derivative)	5,807	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 2, 2021	ExerciseD (derivative)	-5,168	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Super Micro Computer, Inc.Listing on record	Jul 2, 2021	Exercise	5,168	—	n/a (No price was disclosed in the filing)		SEC
Super Micro Computer, Inc.Listing on record	Nov 6, 2020	AwardD (derivative)	5,168	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ESS TECHNOLOGY INCListing unverified	Feb 14, 2008	Gift	-2,108,677	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ESS TECHNOLOGY INCListing unverified	Jul 1, 2005	AwardD (derivative)	21,030	—	n/a (No price was disclosed in the filing)		SEC
ESS TECHNOLOGY INCListing unverified	Jul 1, 2005	AwardD (derivative)	118,970	—	n/a (No price was disclosed in the filing)		SEC
ESS TECHNOLOGY INCListing unverified	Jul 1, 2005	AwardD (derivative)	68,450	—	n/a (No price was disclosed in the filing)		SEC