AI Holders Summary · Q1 2026

117 institutions reported ALTO in Q1 2026. VANGUARD CAPITAL MANAGEMENT LLC leads at 13.1% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(6 on this page)

#HolderValueShares% port.Quarter

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$15M3.2M0.00%Q1 2026 02

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$14M2.9M0.00%Q1 2026 03

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$10M2.0M0.01%Q1 2026 04

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$9M1.9M0.00%Q1 2026 05

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$9M1.8M0.00%Q1 2026 06

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$8M1.7M0.01%Q1 2026 07

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$7M1.4M0.00%Q1 2026 08

BlackRock, Inc.

CIK 0002012383

$6M1.3M0.00%Q1 2026 09

Hillsdale Investment Management Inc.

CIK 0001368465

$5M1.0M0.13%Q1 2026 10

Qube Research & Technologies Ltd

CIK 0001729829

$5M970K0.01%Q1 2026 11

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$4M891K0.00%Q1 2026 12

CREATIVE FINANCIAL DESIGNS INC /ADV

CIK 0000819864

$4M770K0.23%Q1 2026 13

MARSHALL WACE, LLP

CIK 0001318757

$3M1.2M0.00%Q4 2025 14

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$3M659K0.00%Q1 2026 15

GOLDMAN SACHS GROUP INC

CIK 0000886982

$3M602K0.00%Q1 2026 16

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$3M591K0.00%Q1 2026 17

BANK OF AMERICA CORP /DE/

CIK 0000070858

$3M550K0.00%Q1 2026 18

BRIDGEWAY CAPITAL MANAGEMENT, LLC

CIK 0001107261

$2M488K0.05%Q1 2026 19

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$2M474K0.00%Q1 2026 20

Walleye Capital LLC

CIK 0001758720

$2M465K0.01%Q1 2026

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