AI Holders Summary · Q1 2026

246 institutions reported PHR in Q1 2026. Pale Fire Capital SE leads at 20.8% 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

Pale Fire Capital SE

CIK 0001922318

$72M8.6M6.37%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$50M5.9M0.00%Q1 2026 03

DEERFIELD MANAGEMENT COMPANY, L.P.

CIK 0001009258

$34M2.0M0.43%Q4 2025 04

Vanguard Portfolio Management

CIK 0002100121· Index

$28M3.3M0.00%Q1 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$21M2.5M0.00%Q1 2026 06

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$16M1.9M0.01%Q1 2026 07

STATE STREET CORP

CIK 0000093751

$12M1.5M0.00%Q1 2026 08

ALGERT GLOBAL LLC

CIK 0001275218

$12M1.4M0.17%Q1 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$11M1.4M0.00%Q1 2026 10

Prosight Management, LP

CIK 0001617201

$9M1.1M1.51%Q1 2026 11

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$9M1.1M0.04%Q1 2026 12

BROWN ADVISORY INC

CIK 0001345929

$9M511K0.01%Q4 2025 13

GOLDMAN SACHS GROUP INC

CIK 0000886982

$9M1.0M0.00%Q1 2026 14

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$9M1.0M0.01%Q1 2026 15

GW&K Investment Management, LLC

CIK 0001082917

$9M1.0M0.08%Q1 2026 16

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$9M1.0M0.00%Q1 2026 17

Nuveen, LLC

CIK 0001871926

$8M1.0M0.00%Q1 2026 18

BANK OF AMERICA CORP /DE/

CIK 0000070858

$8M1.0M0.00%Q1 2026 19

Granahan Investment Management, LLC

CIK 0001026710

$8M988K0.40%Q1 2026 20

Delaware Management Holdings, Inc.

CIK 0000921739

$7M781K0.01%Q1 2026

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