AI Holders Summary · Q2 2026

72 institutions reported ARTV in Q2 2026. RA CAPITAL MANAGEMENT, L.P. leads at 52.5% 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

$174M18.0M1.51%Q2 2026 02

Blackstone Inc.

CIK 0001393818

$23M2.4M0.07%Q2 2026 03

5AM Venture Management, LLC

CIK 0001799883

$23M2.4M7.93%Q2 2026 04

FRANKLIN RESOURCES INC

CIK 0000038777

$19M2.0M0.00%Q2 2026 05

Caligan Partners LP

CIK 0001727492

$17M1.7M0.79%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$10M982K0.00%Q2 2026 07

Blue Owl Capital Holdings LP

CIK 0001858703

$8M875K1.28%Q2 2026 08

VR Adviser, LLC

CIK 0001615982

$7M1.6M0.34%Q4 2025 09

Propel Bio Management, LLC

CIK 0001969764

$7M696K3.54%Q2 2026 10

BlackRock, Inc.

CIK 0002012383

$7M695K0.00%Q2 2026 11

CITADEL ADVISORS LLC

CIK 0001423053

$6M609K0.00%Q2 2026 12

Nantahala Capital Management, LLC

CIK 0001472322

$6M600K0.10%Q2 2026 13

SILVERARC CAPITAL MANAGEMENT, LLC

CIK 0001816307

$5M525K0.53%Q2 2026 14

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$3M354K0.00%Q2 2026 15

venBio Partners LLC

CIK 0001776382

$3M531K1.22%Q1 2026 16

BOOTHBAY FUND MANAGEMENT, LLC

CIK 0001549230

$3M314K0.04%Q2 2026 17

Revelation Capital Management, LLC

CIK 0001801811

$3M299K2.65%Q2 2026 18

Alyeska Investment Group, L.P.

CIK 0001453072

$3M274K0.01%Q2 2026 19

ACUTA CAPITAL PARTNERS, LLC

CIK 0001582844

$3M260K1.76%Q2 2026 20

KVP Capital Advisors, LP

CIK 0001858198

$2M200K1.42%Q2 2026

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