AI Holders Summary · Q1 2026

180 institutions reported OS in Q1 2026. GLAZER CAPITAL, LLC leads at 12.4% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

GLAZER CAPITAL, LLC

CIK 0001076809

$181M7.5M3.84%Q1 2026 02

Vanguard Portfolio Management

CIK 0002100121· Index

$118M4.9M0.01%Q1 2026 03

Temasek Holdings (Private) Ltd

CIK 0001021944· Sovereign

$102M4.3M0.34%Q1 2026 04

FIL Ltd

CIK 0000318989

$96M4.0M0.07%Q1 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$93M3.9M0.00%Q1 2026 06

NEXPOINT ASSET MANAGEMENT, L.P.

CIK 0001469877

$81M3.4M5.41%Q1 2026 07

O'Connor Alternative Investments LLC

CIK 0002081629

$76M3.2M6.55%Q1 2026 08

Polar Asset Management Partners Inc.

CIK 0001326389

$71M2.9M1.41%Q1 2026 09

DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP

CIK 0001854440

$71M3.8M2.82%Q4 2025 10

BROWN ADVISORY INC

CIK 0001345929

$62M3.4M0.09%Q4 2025 11

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$59M2.5M0.02%Q1 2026 12

BlackRock, Inc.

CIK 0002012383

$56M2.3M0.00%Q1 2026 13

UBS Group AG

CIK 0001610520

$54M2.3M0.01%Q1 2026 14

Man Group plc

CIK 0001637460

$53M2.2M0.10%Q1 2026 15

MARSHALL WACE, LLP

CIK 0001318757

$51M2.8M0.05%Q4 2025 16

TimesSquare Capital Management, LLC

CIK 0001313816

$49M2.7M0.74%Q4 2025 17

GOLDMAN SACHS GROUP INC

CIK 0000886982

$48M2.0M0.01%Q1 2026 18

Pentwater Capital Management LP

CIK 0001425851

$45M1.9M0.24%Q1 2026 19

First Trust Capital Management L.P.

CIK 0001604488

$44M1.8M2.32%Q1 2026 20

SOROS FUND MANAGEMENT LLC

CIK 0001029160

$44M1.8M0.48%Q1 2026

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