AI Holders Summary · Q1 2026

200 institutions reported PRME in Q1 2026. Alphabet Inc. leads at 20.1% 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

Alphabet Inc.

CIK 0001652044

$58M16.6M1.44%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$30M8.5M0.00%Q1 2026 03

STATE STREET CORP

CIK 0000093751

$22M6.3M0.00%Q1 2026 04

ARK Investment Management LLC

CIK 0001697748

$22M6.2M0.17%Q1 2026 05

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$19M5.5M0.01%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$16M4.5M0.00%Q1 2026 07

BALYASNY ASSET MANAGEMENT L.P.

CIK 0001218710

$14M4.1M0.02%Q1 2026 08

Casdin Capital, LLC

CIK 0001534261

$11M3.2M0.83%Q1 2026 09

Woodline Partners LP

CIK 0001784547

$10M3.0M0.04%Q1 2026 10

Sumitomo Mitsui Trust Group, Inc.

CIK 0001475365

$10M2.9M0.01%Q1 2026 11

Amova Asset Management Americas, Inc.

CIK 0001480751

$10M2.9M0.14%Q1 2026 12

UBS Group AG

CIK 0001610520

$10M2.9M0.00%Q1 2026 13

MWG Management Ltd.

CIK 0001845151

$10M1.8M12.21%Q3 2025 14

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$10M2.7M0.00%Q1 2026 15

ADAR1 Capital Management, LLC

CIK 0001940272

$7M2.0M0.40%Q1 2026 16

MWG Caph Ltd

CIK 0002111120

$6M1.8M8.59%Q4 2025 17

FMR LLC

CIK 0000315066

$6M1.8M0.00%Q1 2026 18

Redmile Group, LLC

CIK 0001425738

$6M1.6M0.37%Q1 2026 19

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$5M1.6M0.00%Q1 2026 20

D. E. Shaw & Co., Inc.

CIK 0001009207

$5M1.6M0.00%Q4 2025

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