AI Holders Summary · Q4 2025

83 institutions reported XOMA in Q4 2025. BVF INC/IL leads at 24.6% 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

BVF INC/IL

CIK 0001056807

$69M2.6M2.32%Q4 2025 02

MORGAN STANLEY

CIK 0000895421

$53M1.7M0.00%Q1 2026 03

FMR LLC

CIK 0000315066

$41M1.3M0.00%Q1 2026 04

BlackRock, Inc.

CIK 0002012383

$20M647K0.00%Q1 2026 05

Woodline Partners LP

CIK 0001784547

$20M640K0.08%Q1 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$17M550K0.00%Q1 2026 07

Opaleye Management Inc.

CIK 0001595855

$8M293K1.03%Q4 2025 08

GW&K Investment Management, LLC

CIK 0001082917

$7M232K0.06%Q1 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$7M230K0.00%Q1 2026 10

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$6M205K0.00%Q1 2026 11

STATE STREET CORP

CIK 0000093751

$6M193K0.00%Q1 2026 12

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$4M133K0.00%Q1 2026 13

TLS Advisors LLC

CIK 0001768824

$4M115K8.55%Q1 2026 14

NORTHERN TRUST CORP

CIK 0000073124· Index

$3M93K0.00%Q1 2026 15

Vanguard Portfolio Management

CIK 0002100121· Index

$3M86K0.00%Q1 2026 16

Bank of New York Mellon Corp

CIK 0001390777

$2M75K0.00%Q1 2026 17

UBS Group AG

CIK 0001610520

$2M73K0.00%Q1 2026 18

Stonepine Capital Management, LLC

CIK 0001440771

$2M70K0.87%Q1 2026 19

Simcoe Capital LLC

CIK 0002109203

$2M68K1.96%Q1 2026 20

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$2M67K0.00%Q1 2026

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