EcoR1 Capital, LLC - May 15, 2025 SCHEDULE 13D/A Report for Galapagos NV Ordinary Shares, no par value (GLPG)

Filing Manager
EcoR1 Capital, LLC
Reporting Manager
EcoR1 Capital, LLC
Security
Galapagos NV Ordinary Shares, no par value
Symbol
GLPG
Shares outstanding
65.9M shares
Disclosed Ownership
7.8M shares
Ownership
11.8%
Form type
SCHEDULE 13D/A
Date filed
5/19/2025, 06:33 PM
Date of event
May 15, 2025
Next filing
Jul 28, 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
EcoR1 Capital, LLC 11.84% 7.8M 0 7.8M /s/ Oleg Nodelman Manager 0001587114
Oleg Nodelman 11.84% 7.8M 0 7.8M /s/ Oleg Nodelman Reporting Person 0001454385
EcoR1 Capital Fund Qualified, L.P. 11.14% 7.34M 0 7.34M /s/ Oleg Nodelman Manager of the General Partner, EcoR1 Capital, LLC 0001598292
EcoR1 Capital Fund, L.P. 0.7% 464K 0 464K /s/ Oleg Nodelman Manager of the General Partner, EcoR1 Capital, LLC 0001567938