AI Holders Summary · Q2 2026

98 institutions reported AMTX in Q2 2026. BlackRock, Inc. leads at 24.5% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(7 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$7M4.0M0.00%Q2 2026 02

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$5M3.0M0.00%Q2 2026 03

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$3M1.7M0.00%Q2 2026 04

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$2M595K0.00%Q1 2026 05

Grantham, Mayo, Van Otterloo & Co. LLC

CIK 0001352662

$2M1.1M0.00%Q2 2026 06

STATE STREET CORP

CIK 0000093751

$1M726K0.00%Q2 2026 07

NORTHERN TRUST CORP

CIK 0000073124· Index

$833K508K0.00%Q2 2026 08

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$790K482K0.00%Q2 2026 09

CITADEL ADVISORS LLC

CIK 0001423053

$754K460K0.00%Q2 2026 10

Vanguard Portfolio Management

CIK 0002100121· Index

$725K442K0.00%Q2 2026 11

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$720K439K0.00%Q2 2026 12

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$650K396K0.00%Q2 2026 13

MARSHALL WACE, LLP

CIK 0001318757

$490K299K0.00%Q2 2026 14

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$438K267K0.00%Q2 2026 15

CIBC Bancorp USA Inc.

CIK 0001711924

$416K254K0.00%Q2 2026 16

CIBC Private Wealth Group LLC

CIK 0001298088

$348K250K0.00%Q4 2025 17

GOLDMAN SACHS GROUP INC

CIK 0000886982

$328K200K0.00%Q2 2026 18

683 Capital Management, LLC

CIK 0001404574

$327K236K0.01%Q4 2025 19

GSA CAPITAL PARTNERS LLP

CIK 0001362033

$325K102K0.02%Q1 2026 20

HAMILTON CAPITAL PARTNERS, LLC

CIK 0002037578

$320K195K0.09%Q2 2026

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