AI Holders Summary · Q2 2026

61 institutions reported HMH in Q2 2026. AMERICAN CENTURY COMPANIES INC leads at 21.1% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(3 on this page)

#HolderValueShares% port.Quarter

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$28M1.5M0.01%Q2 2026 02

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$14M760K0.00%Q2 2026 03

BlackRock, Inc.

CIK 0002012383

$14M738K0.00%Q2 2026 04

CITADEL ADVISORS LLC

CIK 0001423053

$13M674K0.00%Q2 2026 05

FMR LLC

CIK 0000315066

$11M564K0.00%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$9M474K0.00%Q2 2026 07

Alyeska Investment Group, L.P.

CIK 0001453072

$6M300K0.01%Q2 2026 08

Cannell & Spears LLC

CIK 0001426319

$5M277K0.09%Q2 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$5M273K0.00%Q2 2026 10

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$5M267K0.00%Q2 2026 11

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$3M161K0.00%Q2 2026 12

THOMIST CAPITAL MANAGEMENT, LP

CIK 0001767809

$3M158K0.94%Q2 2026 13

SEVEN GRAND MANAGERS, LLC

CIK 0001909126

$3M150K0.11%Q2 2026 14

UBS Group AG

CIK 0001610520

$3M145K0.00%Q2 2026 15

Marex Group plc

CIK 0001997464

$2M127K0.01%Q2 2026 16

Ghisallo Capital Management LLC

CIK 0001825214

$2M125K0.05%Q2 2026 17

Burkehill Global Management, LP

CIK 0001904549

$2M125K0.08%Q2 2026 18

GOLDMAN SACHS GROUP INC

CIK 0000886982

$2M102K0.00%Q2 2026 19

Walleye Capital LLC

CIK 0001758720

$2M83K0.01%Q2 2026 20

NORTHERN TRUST CORP

CIK 0000073124· Index

$2M82K0.00%Q2 2026

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