AI Holders Summary · Q2 2026

89 institutions reported IDN in Q2 2026. Bleichroeder LP leads at 23.3% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(6 on this page)

#HolderValueShares% port.Quarter

Bleichroeder LP

CIK 0001781002

$8M2.1M1.51%Q2 2026 02

BlackRock, Inc.

CIK 0002012383

$4M1.0M0.00%Q2 2026 03

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$3M811K0.00%Q2 2026 04

Clear Harbor Asset Management, LLC

CIK 0001511857

$2M497K0.13%Q2 2026 05

ESSEX INVESTMENT MANAGEMENT CO LLC

CIK 0000201772

$2M488K0.26%Q2 2026 06

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$2M486K0.00%Q2 2026 07

MARSHALL WACE, LLP

CIK 0001318757

$2M473K0.00%Q2 2026 08

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$2M384K0.00%Q2 2026 09

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$1M300K0.00%Q2 2026 10

Herald Investment Management Ltd

CIK 0001512022

$1M300K0.17%Q2 2026 11

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$1M169K0.00%Q1 2026 12

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$1M255K0.00%Q2 2026 13

Wilkinson Global Asset Management LLC

CIK 0001764000

$1M247K0.08%Q2 2026 14

CITADEL ADVISORS LLC

CIK 0001423053

$917K224K0.00%Q2 2026 15

STATE STREET CORP

CIK 0000093751

$881K215K0.00%Q2 2026 16

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$768K110K0.00%Q1 2026 17

Legato Capital Management LLC

CIK 0001442641

$649K158K0.05%Q2 2026 18

NORTHERN TRUST CORP

CIK 0000073124· Index

$608K148K0.00%Q2 2026 19

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$576K140K0.00%Q2 2026 20

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$571K139K0.00%Q2 2026

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