AI Holders Summary · Q2 2026

97 institutions reported ALXO in Q2 2026. RA CAPITAL MANAGEMENT, L.P. leads at 13.6% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

RA CAPITAL MANAGEMENT, L.P.

CIK 0001346824

$27M13.0M0.23%Q2 2026 02

venBio Partners LLC

CIK 0001776382

$26M12.9M9.21%Q1 2026 03

Redmile Group, LLC

CIK 0001425738

$16M8.0M1.06%Q1 2026 04

BlackRock, Inc.

CIK 0002012383

$15M7.4M0.00%Q2 2026 05

Blackstone Inc.

CIK 0001393818

$14M6.6M0.04%Q2 2026 06

DRIEHAUS CAPITAL MANAGEMENT LLC

CIK 0000938206

$12M6.0M0.07%Q2 2026 07

SILVERARC CAPITAL MANAGEMENT, LLC

CIK 0001816307

$12M5.7M1.24%Q2 2026 08

TCG Crossover Management, LLC

CIK 0001839948

$12M5.7M0.28%Q2 2026 09

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$10M5.0M0.00%Q2 2026 10

Vivo Capital, LLC

CIK 0001674712

$7M3.2M0.60%Q2 2026 11

MARSHALL WACE, LLP

CIK 0001318757

$6M3.1M0.01%Q2 2026 12

5AM Venture Management, LLC

CIK 0001799883

$6M3.1M2.20%Q2 2026 13

Almitas Capital LLC

CIK 0001596468

$6M2.9M1.46%Q2 2026 14

ORBIMED ADVISORS LLC

CIK 0001055951

$6M2.9M0.11%Q2 2026 15

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$6M2.8M0.00%Q2 2026 16

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$5M2.2M0.00%Q2 2026 17

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$3M1.5M0.00%Q2 2026 18

Nantahala Capital Management, LLC

CIK 0001472322

$3M1.5M0.05%Q2 2026 19

STATE STREET CORP

CIK 0000093751

$3M1.5M0.00%Q2 2026 20

JPMORGAN CHASE & CO

CIK 0000019617

$2M1.0M0.00%Q2 2026

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