AI Holders Summary · Q2 2026

455 institutions reported DUOL in Q2 2026. BAILLIE GIFFORD & CO leads at 13.9% 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

BAILLIE GIFFORD & CO

CIK 0001088875

$555M4.8M0.50%Q2 2026 02

BlackRock, Inc.

CIK 0002012383

$445M3.9M0.01%Q2 2026 03

CITADEL ADVISORS LLC

CIK 0001423053

$291M1.7M0.04%Q4 2025 04

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$268M2.3M0.09%Q2 2026 05

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$255M2.2M0.02%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$201M1.7M0.00%Q2 2026 07

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$189M1.6M0.14%Q2 2026 08

FIL Ltd

CIK 0000318989

$184M1.6M0.13%Q2 2026 09

Vanguard Portfolio Management

CIK 0002100121· Index

$184M1.6M0.01%Q2 2026 10

FEDERATED HERMES, INC.

CIK 0001056288

$158M1.4M0.23%Q2 2026 11

STATE OF MICHIGAN RETIREMENT SYSTEM

CIK 0000762152

$150M1.3M0.67%Q2 2026 12

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$145M1.5M0.02%Q1 2026 13

STATE STREET CORP

CIK 0000093751

$141M1.2M0.00%Q2 2026 14

BANK OF AMERICA CORP /DE/

CIK 0000070858

$137M1.2M0.01%Q2 2026 15

FMR LLC

CIK 0000315066

$130M1.1M0.01%Q2 2026 16

UBS Group AG

CIK 0001610520

$124M1.1M0.02%Q2 2026 17

PeakShares LLC

CIK 0002113507

$115M1K0.09%Q2 2026 18

WOLVERINE TRADING, LLC

CIK 0000927337

$114M348K0.08%Q3 2025 19

Foxhaven Asset Management, LP

CIK 0001590531

$100M572K2.47%Q4 2025 20

GOLDMAN SACHS GROUP INC

CIK 0000886982

$95M824K0.01%Q2 2026

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