Filing Manager
EcoR1 Capital, LLC
Reporting Manager
EcoR1 Capital, LLC
Symbol
GLPG
Shares outstanding
65,919,228 shares
Disclosed Ownership
8,714,522 shares
Ownership
13%
Form type
SCHEDULE 13D/A
Filing time
28 Jul 2025, 20:37:36 UTC
Date of event
24 Jul 2025
Previous filing
19 May 2025

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Quoteable Key Fact

"EcoR1 Capital, LLC disclosed 13% ownership in Galapagos NV Ordinary Shares, no par value (GLPG) on 24 Jul 2025."

Quick Takeaways

  • EcoR1 Capital, LLC filed SCHEDULE 13D/A for Galapagos NV Ordinary Shares, no par value (GLPG).
  • Disclosed ownership: 13%.
  • Date of event: 24 Jul 2025.

What Changed

  • Previous schedule filing date: 19 May 2025.
  • Current filing was accepted on 28 Jul 2025, 20:37.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
EcoR1 Capital, LLC 13% 8,714,522 0 8,714,522 /s/ Oleg Nodelman Manager 0001587114
Oleg Nodelman 13% 8,714,522 0 8,714,522 /s/ Oleg Nodelman Reporting Person 0001454385
EcoR1 Capital Fund Qualified, L.P. 12% 8,192,077 0 8,192,077 /s/ Oleg Nodelman Manager of the General Partner, EcoR1 Capital, LLC 0001598292
EcoR1 Capital Fund, L.P. 0.79% 522,445 0 522,445 /s/ Oleg Nodelman Manager of the General Partner, EcoR1 Capital, LLC 0001567938