AI Holders Summary · Q1 2026

255 institutions reported ARDX in Q1 2026. BlackRock, Inc. leads at 16.3% 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

BlackRock, Inc.

CIK 0002012383

$127M21.2M0.00%Q1 2026 02

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$108M18.0M0.04%Q1 2026 03

STATE STREET CORP

CIK 0000093751

$81M13.6M0.00%Q1 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$62M10.4M0.00%Q1 2026 05

JANUS HENDERSON GROUP PLC

CIK 0001274173

$50M8.4M0.02%Q1 2026 06

Delaware Management Holdings, Inc.

CIK 0000921739

$49M8.2M0.08%Q1 2026 07

Vanguard Portfolio Management

CIK 0002100121· Index

$40M6.7M0.00%Q1 2026 08

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$36M6.0M0.00%Q1 2026 09

Nuveen, LLC

CIK 0001871926

$31M5.2M0.01%Q1 2026 10

MARSHALL WACE, LLP

CIK 0001318757

$30M5.2M0.03%Q4 2025 11

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$26M4.3M0.02%Q1 2026 12

GOLDMAN SACHS GROUP INC

CIK 0000886982

$19M3.2M0.00%Q1 2026 13

J. Goldman & Co LP

CIK 0001412741

$18M3.0M0.52%Q1 2026 14

Point72 Asset Management, L.P.

CIK 0001603466

$18M3.0M0.02%Q1 2026 15

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$15M2.4M0.01%Q1 2026 16

Qube Research & Technologies Ltd

CIK 0001729829

$15M2.4M0.02%Q1 2026 17

BANK OF AMERICA CORP /DE/

CIK 0000070858

$14M2.3M0.00%Q1 2026 18

Rock Springs Capital Management LP

CIK 0001595725

$14M2.3M0.81%Q1 2026 19

Eversept Partners, LP

CIK 0001697013

$13M2.2M0.70%Q1 2026 20

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$13M2.1M0.00%Q1 2026

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