AI Holders Summary · Q2 2026

126 institutions reported MRAM in Q2 2026. BlackRock, Inc. leads at 16.9% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(7 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$42M1.7M0.00%Q2 2026 02

STATE STREET CORP

CIK 0000093751

$29M1.2M0.00%Q2 2026 03

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$21M860K0.00%Q2 2026 04

MARSHALL WACE, LLP

CIK 0001318757

$20M834K0.02%Q2 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$20M825K0.00%Q2 2026 06

AWM Investment Company, Inc.

CIK 0001535264

$18M750K1.57%Q2 2026 07

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$13M540K0.01%Q2 2026 08

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$12M504K0.00%Q2 2026 09

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$9M366K0.00%Q2 2026 10

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$9M986K0.01%Q1 2026 11

CITADEL ADVISORS LLC

CIK 0001423053

$9M355K0.00%Q2 2026 12

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$8M316K0.01%Q2 2026 13

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$7M309K0.00%Q2 2026 14

SILVERCREST ASSET MANAGEMENT GROUP LLC

CIK 0001232395

$6M260K0.04%Q2 2026 15

Herald Investment Management Ltd

CIK 0001512022

$6M242K0.79%Q2 2026 16

NORTHERN TRUST CORP

CIK 0000073124· Index

$5M187K0.00%Q2 2026 17

IMC-Chicago, LLC

CIK 0001452861· Market maker

$4M179K0.00%Q2 2026 18

D. E. Shaw & Co., Inc.

CIK 0001009207

$4M445K0.00%Q4 2025 19

ArrowMark Colorado Holdings LLC

CIK 0001483859

$4M145K0.15%Q2 2026 20

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$3M137K0.00%Q2 2026

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