AI Holders Summary · Q2 2026

191 institutions reported OLMA in Q2 2026. FMR LLC leads at 13.1% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

FMR LLC

CIK 0000315066

$152M12.1M0.01%Q2 2026 02

BVF INC/IL

CIK 0001056807

$132M5.3M4.46%Q4 2025 03

Paradigm Biocapital Advisors LP

CIK 0001855655

$108M8.7M2.03%Q2 2026 04

JANUS HENDERSON GROUP PLC

CIK 0001274173

$106M7.1M0.05%Q1 2026 05

Jupiter Topco LLC

CIK 0002146052

$89M7.1M0.04%Q2 2026 06

Bain Capital Life Sciences Investors, LLC

CIK 0001703031

$89M7.1M5.27%Q2 2026 07

BlackRock, Inc.

CIK 0002012383

$84M6.7M0.00%Q2 2026 08

Siren, L.L.C.

CIK 0002005245

$61M4.9M1.23%Q2 2026 09

STATE STREET CORP

CIK 0000093751

$54M4.3M0.00%Q2 2026 10

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$42M3.3M0.00%Q2 2026 11

Logos Global Management LP

CIK 0001792126

$40M3.2M1.73%Q2 2026 12

FRANKLIN RESOURCES INC

CIK 0000038777

$29M2.3M0.01%Q2 2026 13

Cormorant Asset Management, LP

CIK 0001583977

$27M2.1M1.38%Q2 2026 14

MORGAN STANLEY

CIK 0000895421

$23M1.8M0.00%Q2 2026 15

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$23M1.8M0.00%Q2 2026 16

Vanguard Portfolio Management

CIK 0002100121· Index

$21M1.7M0.00%Q2 2026 17

Lightspeed Management Company, L.L.C.

CIK 0001702122

$20M1.4M2.05%Q1 2026 18

GOLDMAN SACHS GROUP INC

CIK 0000886982

$20M1.6M0.00%Q2 2026 19

Deep Track Capital, LP

CIK 0001856083

$19M1.5M0.27%Q2 2026 20

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$18M1.4M0.00%Q2 2026

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