AI Holders Summary · Q2 2026

96 institutions reported XOMA in Q2 2026. MORGAN STANLEY leads at 16.3% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(6 on this page)

#HolderValueShares% port.Quarter

MORGAN STANLEY

CIK 0000895421

$72M1.7M0.00%Q2 2026 02

BVF INC/IL

CIK 0001056807

$69M2.6M2.32%Q4 2025 03

FMR LLC

CIK 0000315066

$68M1.6M0.00%Q2 2026 04

Woodline Partners LP

CIK 0001784547

$47M1.1M0.15%Q2 2026 05

Newtyn Management, LLC

CIK 0001569241

$30M709K3.76%Q2 2026 06

BlackRock, Inc.

CIK 0002012383

$29M692K0.00%Q2 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$21M505K0.00%Q2 2026 08

Opaleye Management Inc.

CIK 0001595855

$14M338K1.30%Q2 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$10M245K0.00%Q2 2026 10

WATER ISLAND CAPITAL LLC

CIK 0001222765

$10M242K0.96%Q2 2026 11

ALPINE ASSOCIATES MANAGEMENT INC.

CIK 0001396835

$10M239K0.64%Q2 2026 12

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$10M227K0.00%Q2 2026 13

STATE STREET CORP

CIK 0000093751

$8M198K0.00%Q2 2026 14

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$8M177K0.00%Q2 2026 15

GW&K Investment Management, LLC

CIK 0001082917

$7M232K0.06%Q1 2026 16

HSBC HOLDINGS PLC

CIK 0000873630

$6M150K0.00%Q2 2026 17

TORNO CAPITAL, LLC

CIK 0001974312

$6M140K0.17%Q2 2026 18

SUSQUEHANNA INTERNATIONAL GROUP, LLP

CIK 0001446194· Market maker

$6M134K0.00%Q2 2026 19

NORTHERN TRUST CORP

CIK 0000073124· Index

$4M96K0.00%Q2 2026 20

Vanguard Portfolio Management

CIK 0002100121· Index

$4M90K0.00%Q2 2026

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