AI Holders Summary · Q1 2026

324 institutions reported AMRX in Q1 2026. BlackRock, Inc. leads at 19.6% 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

BlackRock, Inc.

CIK 0002012383

$305M24.5M0.01%Q1 2026 02

Rubric Capital Management LP

CIK 0001687509

$155M12.3M1.86%Q4 2025 03

TPG GP A, LLC

CIK 0001903793

$153M12.3M4.17%Q1 2026 04

Vanguard Portfolio Management

CIK 0002100121· Index

$141M11.3M0.01%Q1 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$94M7.6M0.00%Q1 2026 06

STATE STREET CORP

CIK 0000093751

$84M6.8M0.00%Q1 2026 07

CITADEL ADVISORS LLC

CIK 0001423053

$78M6.2M0.01%Q4 2025 08

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$71M5.7M0.01%Q1 2026 09

MORGAN STANLEY

CIK 0000895421

$58M4.6M0.00%Q1 2026 10

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$57M4.5M0.00%Q1 2026 11

Neuberger Berman Group LLC

CIK 0001465109

$46M3.7M0.03%Q1 2026 12

Assenagon Asset Management S.A.

CIK 0001546007· Quasi-passive

$42M2.4M0.05%Q2 2026 13

Nuveen, LLC

CIK 0001871926

$40M3.2M0.01%Q1 2026 14

Invesco Ltd.

CIK 0000914208

$40M3.2M0.00%Q1 2026 15

GOLDMAN SACHS GROUP INC

CIK 0000886982

$36M2.9M0.00%Q1 2026 16

Nantahala Capital Management, LLC

CIK 0001472322

$35M2.8M1.30%Q1 2026 17

D. E. Shaw & Co., Inc.

CIK 0001009207

$34M2.7M0.02%Q4 2025 18

Allspring Global Investments Holdings, LLC

CIK 0001890906

$32M2.5M0.05%Q1 2026 19

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$27M2.2M0.00%Q1 2026 20

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$24M1.9M0.03%Q1 2026

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