AI Holders Summary · Q1 2026

55 institutions reported SOHU in Q1 2026. Delaware Management Holdings, Inc. leads at 33.6% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(5 on this page)

#HolderValueShares% port.Quarter

Delaware Management Holdings, Inc.

CIK 0000921739

$43M2.8M0.07%Q1 2026 02

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$15M943K0.02%Q1 2026 03

MASO CAPITAL PARTNERS Ltd

CIK 0001698093

$14M906K23.27%Q3 2025 04

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$12M776K0.02%Q1 2026 05

CITADEL ADVISORS LLC

CIK 0001423053

$9M601K0.00%Q4 2025 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$9M607K0.00%Q1 2026 07

Connor, Clark & Lunn Investment Management Ltd.

CIK 0001596800

$4M254K0.01%Q1 2026 08

D. E. Shaw & Co., Inc.

CIK 0001009207

$3M178K0.00%Q4 2025 09

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$2M159K0.00%Q1 2026 10

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$2M144K0.00%Q1 2026 11

E Fund Management Co., Ltd.

CIK 0001842296

$2M120K0.06%Q1 2026 12

E Fund Management (Hong Kong) Co., Ltd.

CIK 0001777469

$2M120K0.84%Q1 2026 13

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$2M110K0.00%Q1 2026 14

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO

CIK 0001007280

$2M101K0.01%Q1 2026 15

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$1M90K0.00%Q1 2026 16

UBS Group AG

CIK 0001610520

$1M90K0.00%Q1 2026 17

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$1M78K0.00%Q1 2026 18

MORGAN STANLEY

CIK 0000895421

$1M72K0.00%Q1 2026 19

Russell Investments Group, Ltd.

CIK 0001692234

$914K60K0.00%Q1 2026 20

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$847K55K0.00%Q1 2026

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