AI Holders Summary · Q2 2026

420 institutions reported IBRX in Q2 2026. BlackRock, Inc. leads at 21.1% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(8 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$298M34.1M0.00%Q2 2026 02

STATE STREET CORP

CIK 0000093751

$187M21.4M0.01%Q2 2026 03

Vanguard Portfolio Management

CIK 0002100121· Index

$156M17.9M0.01%Q2 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$137M15.7M0.00%Q2 2026 05

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$97M11.1M0.07%Q2 2026 06

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$86M9.8M0.00%Q2 2026 07

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$73M8.4M0.01%Q2 2026 08

CITADEL ADVISORS LLC

CIK 0001423053

$50M5.7M0.01%Q2 2026 09

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$49M5.6M0.02%Q2 2026 10

LMR Partners LLP

CIK 0001578621

$37M4.2M0.14%Q2 2026 11

NORTHERN TRUST CORP

CIK 0000073124· Index

$31M3.6M0.00%Q2 2026 12

MORGAN STANLEY

CIK 0000895421

$30M3.4M0.00%Q2 2026 13

GOLDMAN SACHS GROUP INC

CIK 0000886982

$28M3.2M0.00%Q2 2026 14

UBS Group AG

CIK 0001610520

$28M3.2M0.00%Q2 2026 15

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$25M2.9M0.00%Q2 2026 16

Woodline Partners LP

CIK 0001784547

$22M2.5M0.07%Q2 2026 17

SEB Asset Management AB

CIK 0002127509

$21M2.4M0.08%Q2 2026 18

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$21M2.4M0.00%Q2 2026 19

BANK OF AMERICA CORP /DE/

CIK 0000070858

$19M2.2M0.00%Q2 2026 20

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$18M2.4M0.00%Q1 2026

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