AI Holders Summary · Q2 2026

263 institutions reported ARDX in Q2 2026. BlackRock, Inc. leads at 15.9% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(5 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$120M23.5M0.00%Q2 2026 02

Rubric Capital Management LP

CIK 0001687509

$83M16.2M0.76%Q2 2026 03

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$73M14.3M0.03%Q2 2026 04

STATE STREET CORP

CIK 0000093751

$68M13.4M0.00%Q2 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$53M10.5M0.00%Q2 2026 06

JANUS HENDERSON GROUP PLC

CIK 0001274173

$50M8.4M0.02%Q1 2026 07

Delaware Management Holdings, Inc.

CIK 0000921739

$49M9.5M0.07%Q2 2026 08

Vanguard Portfolio Management

CIK 0002100121· Index

$41M8.0M0.00%Q2 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$33M6.4M0.00%Q2 2026 10

Jupiter Topco LLC

CIK 0002146052

$27M5.3M0.01%Q2 2026 11

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$27M5.2M0.02%Q2 2026 12

Nuveen, LLC

CIK 0001871926

$20M4.0M0.00%Q2 2026 13

GOLDMAN SACHS GROUP INC

CIK 0000886982

$19M3.7M0.00%Q2 2026 14

Point72 Asset Management, L.P.

CIK 0001603466

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

AIGH Capital Management LLC

CIK 0001835943

$16M3.2M1.03%Q2 2026 16

MORGAN STANLEY

CIK 0000895421

$12M2.4M0.00%Q2 2026 17

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$12M2.3M0.00%Q2 2026 18

NORTHERN TRUST CORP

CIK 0000073124· Index

$12M2.3M0.00%Q2 2026 19

Rock Springs Capital Management LP

CIK 0001595725

$11M2.2M0.56%Q2 2026 20

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$11M2.2M0.00%Q2 2026

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