AI Holders Summary · Q2 2026

246 institutions reported CGON in Q2 2026. RTW INVESTMENTS, LP leads at 12.1% 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

RTW INVESTMENTS, LP

CIK 0001493215

$605M8.5M5.16%Q2 2026 02

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$455M6.7M0.31%Q1 2026 03

Decheng Capital LLC

CIK 0002010850

$453M6.4M61.87%Q2 2026 04

BlackRock, Inc.

CIK 0002012383

$445M6.3M0.01%Q2 2026 05

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$378M5.3M0.07%Q2 2026 06

FMR LLC

CIK 0000315066

$296M4.2M0.01%Q2 2026 07

TCG Crossover Management, LLC

CIK 0001839948

$261M3.7M6.27%Q2 2026 08

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$247M3.7M0.03%Q1 2026 09

Vanguard Portfolio Management

CIK 0002100121· Index

$246M3.5M0.01%Q2 2026 10

Caption Management, LLC

CIK 0001706766

$246M3.5M1.15%Q2 2026 11

STATE STREET CORP

CIK 0000093751

$244M3.4M0.01%Q2 2026 12

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$236M3.3M0.01%Q2 2026 13

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$153M2.2M0.01%Q2 2026 14

EcoR1 Capital, LLC

CIK 0001587114

$146M2.1M7.10%Q2 2026 15

Seven Fleet Capital Management LP

CIK 0002092021

$134M1.9M22.12%Q2 2026 16

DV Trading LLC

CIK 0001721757

$97M1.4M2.31%Q1 2026 17

FRANKLIN RESOURCES INC

CIK 0000038777

$93M1.3M0.02%Q2 2026 18

Foresite Capital Management VI LLC

CIK 0002013341

$92M2.2M27.88%Q4 2025 19

Avidity Partners Management LP

CIK 0001791827

$87M1.3M9.32%Q1 2026 20

MORGAN STANLEY

CIK 0000895421

$84M1.2M0.00%Q2 2026

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