Insiders / Zhou Quan

Zhou Quan

CIK 1491503personinsider

Companies

First seen

Jun 16, 2021

Last activity

Aug 18, 2025

Companies

2View all →

Company	Role	Shares held	Peak held	Trades	Latest
CASI Pharmaceuticals, Inc. · CASI	Director	—	380,645	2	—
Circle Internet Group, Inc. · CRCL	10% owner	—	—	0	—

All securities held

2 positions · latest reported per filing

Derivatives

Company	Security	Shares	As of
CASI Pharmaceuticals, Inc.	Options	380,645	May 25, 2022

Other

Company	Security	Shares	As of
CASI Pharmaceuticals, Inc.	Unclassified	108,257	Jun 15, 2021

Ownership percentages elsewhere on the site count common and ordinary shares only, because that is what shares outstanding are measured in. Everything above is a real holding; not all of it is a share of the company.

Activity

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InsidersInstitutions

This person's trades in company stock, across every company.

Date	Action	Company	Value	Shares Δ	Position after	Impact
May 25, 2022	Grant Grant or award	CASI CASI Pharmaceuticals, Inc. Stock Option (Right to Buy)	—	+381K	380,645	low
Jun 15, 2021	Grant Grant or award	CASI CASI Pharmaceuticals, Inc. Stock Option (Right to Buy)	—	+108K	108,257	low