AI Holders Summary · Q2 2026

748 institutions reported MEDP in Q2 2026. BlackRock, Inc. leads at 19.5% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$1.3B2.5M0.02%Q2 2026 02

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$677M1.3M0.24%Q2 2026 03

Vanguard Portfolio Management

CIK 0002100121· Index

$600M1.1M0.03%Q2 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$544M1.0M0.01%Q2 2026 05

STATE STREET CORP

CIK 0000093751

$376M711K0.01%Q2 2026 06

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$376M710K0.02%Q2 2026 07

WASATCH ADVISORS LP

CIK 0000814133

$337M637K2.21%Q2 2026 08

Invesco Ltd.

CIK 0000914208

$307M579K0.02%Q2 2026 09

D. E. Shaw & Co., Inc.

CIK 0001009207

$297M528K0.16%Q4 2025 10

BAILLIE GIFFORD & CO

CIK 0001088875

$251M473K0.23%Q2 2026 11

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$227M429K0.10%Q2 2026 12

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$220M416K0.30%Q2 2026 13

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$211M398K0.04%Q2 2026 14

MORGAN STANLEY

CIK 0000895421

$168M318K0.01%Q2 2026 15

UBS Group AG

CIK 0001610520

$161M304K0.02%Q2 2026 16

Mawer Investment Management Ltd.

CIK 0001538449

$141M267K0.96%Q2 2026 17

Epoch Investment Partners, Inc.

CIK 0001305841

$141M267K0.80%Q2 2026 18

TD ASSET MANAGEMENT INC

CIK 0001056053

$140M264K0.12%Q2 2026 19

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$139M290K0.02%Q1 2026 20

BESSEMER GROUP INC

CIK 0001054074

$137M285K0.22%Q1 2026

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