持有 USIO 的机构名单（共 28 家）

目前共有 28 家机构持有 USIO，以下按持股市值由高至低排序。

主要持有机构	总市值	平均占比
WHITTIER TRUST CO	US$320.2万	0.04%
VANGUARD CAPITAL MANAGEMENT LLC	US$102.8万	0.00%
PERKINS CAPITAL MANAGEMENT INC	US$80.0万	0.75%
RENAISSANCE TECHNOLOGIES LLC	US$45.7万	0.00%
CITADEL ADVISORS LLC	US$20.5万	0.00%
North Star Investment Management Corp.	US$20.5万	0.01%
GEODE CAPITAL MANAGEMENT, LLC	US$13.6万	0.00%
VANGUARD FIDUCIARY TRUST CO	US$11.9万	0.00%
BRIDGEWAY CAPITAL MANAGEMENT, LLC	US$11.5万	0.00%
BlackRock, Inc.	US$10.5万	0.00%
Rothschild Wealth LLC	US$9.8万	0.01%
STATE STREET CORP	US$8.8万	0.00%
SUSQUEHANNA INTERNATIONAL GROUP, LLP	US$7.7万	0.00%
MORGAN STANLEY	US$6.3万	0.00%
DIMENSIONAL FUND ADVISORS LP	US$5.3万	0.00%
OSAIC HOLDINGS, INC.	US$5.3万	0.00%
GSA CAPITAL PARTNERS LLP	US$5.2万	0.00%
Allworth Financial LP	US$4.7万	0.00%
GOLDMAN SACHS GROUP INC	US$4.5万	0.00%
NORTHERN TRUST CORP	US$3.8万	0.00%
INVESTORS ASSET MANAGEMENT OF GEORGIA INC /GA/ /ADV	US$2.3万	0.01%
XTX Topco Ltd	US$1.8万	0.00%
Tower Research Capital LLC (TRC)	US$7909.0	0.00%
Vanguard Global Advisers, LLC	US$4448.0	0.00%
SIMPLEX TRADING, LLC	US$1018.0	0.00%
UBS Group AG	US$626.0	0.00%
SBI Securities Co., Ltd.	US$200.0	0.00%
Caitong International Asset Management Co., Ltd	US$2.0	0.00%