AI Holders Summary · Q2 2026

38 institutions reported BOLD in Q2 2026. ARCH Venture Management, LLC leads at 22.2% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(3 on this page)

#HolderValueShares% port.Quarter

ARCH Venture Management, LLC

CIK 0001274403

$7M2.7M0.61%Q2 2026 02

FMR LLC

CIK 0000315066

$6M2.6M0.00%Q2 2026 03

ADAR1 Capital Management, LLC

CIK 0001940272

$5M2.0M0.23%Q2 2026 04

Cormorant Asset Management, LP

CIK 0001583977

$3M1.0M0.13%Q2 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$2M615K0.00%Q2 2026 06

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$1M556K0.00%Q2 2026 07

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$1M479K0.00%Q2 2026 08

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$1M472K0.00%Q2 2026 09

Alyeska Investment Group, L.P.

CIK 0001453072

$750K300K0.00%Q2 2026 10

Affinity Asset Advisors, LLC

CIK 0001773195

$625K250K0.03%Q2 2026 11

RBF Capital, LLC

CIK 0001134621

$500K200K0.02%Q2 2026 12

Ensign Peak Advisors, Inc

CIK 0001454984

$400K160K0.00%Q2 2026 13

Stonepine Capital Management, LLC

CIK 0001440771

$386K155K0.22%Q2 2026 14

CITADEL ADVISORS LLC

CIK 0001423053

$363K145K0.00%Q2 2026 15

BRIDGEWAY CAPITAL MANAGEMENT, LLC

CIK 0001107261

$320K128K0.01%Q2 2026 16

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$292K117K0.00%Q2 2026 17

BlackRock, Inc.

CIK 0002012383

$221K88K0.00%Q2 2026 18

PRELUDE CAPITAL MANAGEMENT, LLC

CIK 0001387508

$210K84K0.02%Q2 2026 19

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$163K65K0.00%Q2 2026 20

SUPERSTRING CAPITAL MANAGEMENT LP

CIK 0001931118

$138K55K0.09%Q2 2026

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