AI Holders Summary · Q2 2026

48 institutions reported ACRV in Q2 2026. RA CAPITAL MANAGEMENT, L.P. leads at 57.7% 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

RA CAPITAL MANAGEMENT, L.P.

CIK 0001346824

$22M12.2M0.19%Q2 2026 02

Sands Capital Alternatives, LLC

CIK 0001846444

$4M2.3M0.66%Q2 2026 03

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$2M952K0.00%Q2 2026 04

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$2M888K0.00%Q2 2026 05

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$1M759K0.00%Q2 2026 06

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$1M846K0.00%Q1 2026 07

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$1M641K0.00%Q2 2026 08

MARSHALL WACE, LLP

CIK 0001318757

$947K532K0.00%Q2 2026 09

TWO SIGMA ADVISERS, LP

CIK 0001478735

$804K334K0.00%Q4 2025 10

BRIDGEWAY CAPITAL MANAGEMENT, LLC

CIK 0001107261

$674K379K0.01%Q2 2026 11

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$472K265K0.00%Q2 2026 12

BlackRock, Inc.

CIK 0002012383

$426K239K0.00%Q2 2026 13

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$333K240K0.00%Q1 2026 14

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$328K184K0.00%Q2 2026 15

XTX Topco Ltd

CIK 0001828301

$317K178K0.00%Q2 2026 16

GSA CAPITAL PARTNERS LLP

CIK 0001362033

$260K187K0.02%Q1 2026 17

NORTHERN TRUST CORP

CIK 0000073124· Index

$120K67K0.00%Q2 2026 18

STATE STREET CORP

CIK 0000093751

$120K67K0.00%Q2 2026 19

UBS Group AG

CIK 0001610520

$78K44K0.00%Q2 2026 20

CITADEL ADVISORS LLC

CIK 0001423053

$73K41K0.00%Q2 2026

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