Zhou Quan

Vice President at DT Asia Investments Ltd · on record since Jul 15, 2016
10% owner at Circle Internet Group, Inc. · on record since Jun 10, 2025
10% owner at American Business Holdings, Inc · on record since May 7, 2010
Director at MEMSIC Inc · on record since Mar 28, 2011
10% owner at MEMSIC Inc · on record since Mar 25, 2011
Beneficial owner at American Business Holdings, Inc · on record since Jul 28, 2011
10% owner at ENTREMED INC · on record since Jan 27, 2016
Director at ENTREMED INC · on record since Jun 3, 2016
Director at Bionano Genomics, Inc. · on record since Aug 27, 2018
10% owner at Bionano Genomics, Inc. · on record since Aug 27, 2018

Insider trading activity of Zhou Quan

Transactions on record: 40; since Jan 26, 2011

Open-market buys: 8; $1.2M

Open-market sells: 4; $68.4M

Companies traded: 5; last filing Jun 10, 2025

Figures computed from official regulatory filings — methodology.

Companies where Zhou Quan has traded

Circle Internet Group, Inc.10 tx · $68.2M · Jun 10, 2025
ENTREMED INC7 tx · May 26, 2022
Bionano Genomics, Inc.10 tx · Jun 10, 2019
MEMSIC Inc5 tx · $169.2K · Sep 20, 2013
American Business Holdings, Inc8 tx · $1.2M · Jan 26, 2011

Track record of Zhou Quan

Statistical track record

Free

Open-market buys: 8

Last buy: Jan 5, 2011

Win rates and median returns are available with a free account (5 insiders/month).

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Transaction history of Zhou Quan

Co-insiders of Zhou Quan

This page republishes public regulatory disclosures. Concerned by this data? Exercise your right to object →

Company	Filed	Type	Qty	Price	Value · USD	Src
Circle Internet Group, Inc.	Jun 10, 2025	Other	3,696,857	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-3,696,857	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Sell	-859,871	29.30 USD	$25.2M	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Other	1,690,306	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-9,548,476	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-1,690,306	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-6,908,404	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Other	6,908,404	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Other	9,548,476	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Sell	-1,467,633	29.30 USD	$43M	SEC
ENTREMED INC	May 26, 2022	AwardD	380,645	0.00 USD	$0	SEC
ENTREMED INC	Jun 16, 2021	AwardD	108,257	0.00 USD	$0	SEC
ENTREMED INC	Jun 18, 2020	AwardD	67,429	0.00 USD	$0	SEC
ENTREMED INC	Jun 21, 2019	AwardD	56,731	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Jun 10, 2019	AwardD	21,911	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Oct 3, 2018	AwardD	10,516	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	199,653	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	637,984	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	784,728	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	OtherD	-8,545,184	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	OtherD	-27,305,708	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	OtherD	-6,443,565	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	150,550	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	1,134,000	—	—	SEC
ENTREMED INC	Jul 3, 2018	AwardD	50,000	0.00 USD	$0	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
Circle Internet Group, Inc.	Jun 10, 2025	Other	3,696,857	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-3,696,857	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Sell	-859,871	29.30 USD	$25.2M	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Other	1,690,306	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-9,548,476	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-1,690,306	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	OtherD	-6,908,404	0.00 USD	$0	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Other	6,908,404	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Other	9,548,476	—	—	SEC
Circle Internet Group, Inc.	Jun 10, 2025	Sell	-1,467,633	29.30 USD	$43M	SEC
ENTREMED INC	May 26, 2022	AwardD	380,645	0.00 USD	$0	SEC
ENTREMED INC	Jun 16, 2021	AwardD	108,257	0.00 USD	$0	SEC
ENTREMED INC	Jun 18, 2020	AwardD	67,429	0.00 USD	$0	SEC
ENTREMED INC	Jun 21, 2019	AwardD	56,731	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Jun 10, 2019	AwardD	21,911	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Oct 3, 2018	AwardD	10,516	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	199,653	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	637,984	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	784,728	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	OtherD	-8,545,184	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	OtherD	-27,305,708	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	OtherD	-6,443,565	0.00 USD	$0	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	150,550	—	—	SEC
Bionano Genomics, Inc.	Aug 27, 2018	Other	1,134,000	—	—	SEC
ENTREMED INC	Jul 3, 2018	AwardD	50,000	0.00 USD	$0	SEC