AI Holders Summary · Q1 2026

320 institutions reported COGT in Q1 2026. FMR LLC leads at 18.6% 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

FMR LLC

CIK 0000315066

$890M23.1M0.05%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$672M17.4M0.01%Q2 2026 03

DEERFIELD MANAGEMENT COMPANY, L.P.

CIK 0001009258

$321M9.0M4.10%Q4 2025 04

Vanguard Portfolio Management

CIK 0002100121· Index

$282M7.3M0.01%Q1 2026 05

STATE STREET CORP

CIK 0000093751

$270M7.0M0.01%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$265M6.9M0.01%Q1 2026 07

JANUS HENDERSON GROUP PLC

CIK 0001274173

$230M6.0M0.11%Q1 2026 08

Fairmount Funds Management LLC

CIK 0001802528

$212M5.5M15.30%Q1 2026 09

RTW INVESTMENTS, LP

CIK 0001493215

$210M5.5M2.09%Q1 2026 10

TCG Crossover Management, LLC

CIK 0001839948

$190M4.9M5.45%Q1 2026 11

GOLDMAN SACHS GROUP INC

CIK 0000886982

$171M4.4M0.02%Q1 2026 12

Kynam Capital Management, LP

CIK 0001907884

$155M4.0M9.59%Q1 2026 13

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$142M3.7M0.01%Q1 2026 14

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$138M3.6M0.03%Q1 2026 15

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$124M3.2M0.01%Q1 2026 16

LORD, ABBETT & CO. LLC

CIK 0000728100

$122M3.2M0.40%Q1 2026 17

Commodore Capital LP

CIK 0001831942

$111M2.9M6.43%Q1 2026 18

Invesco Ltd.

CIK 0000914208

$94M2.4M0.01%Q1 2026 19

Pictet Asset Management Holding SA

CIK 0001993888

$93M2.4M0.09%Q2 2026 20

Octagon Capital Advisors LP

CIK 0001839435

$90M2.4M10.01%Q1 2026

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