RA CAPITAL MANAGEMENT, L.P. - 31 Mar 2025 SCHEDULE 13G/A Report for NEWAMSTERDAM PHARMA COMPANY N.V. Ordinary Shares, nominal value EUR0.12 per share (NAMS)

Filing Manager
RA CAPITAL MANAGEMENT, L.P.
Reporting Manager
RA Capital Management, L.P.
Security
NEWAMSTERDAM PHARMA COMPANY N.V. Ordinary Shares, nominal value EUR0.12 per share
Symbol
NAMS
Shares outstanding
111,748,737 shares
Disclosed Ownership
11,063,125 shares
Ownership
9.9%
Form type
SCHEDULE 13G/A
Filing time
15 May 2025, 16:58:42 UTC
Date of event
31 Mar 2025
Previous filing
14 Feb 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
RA Capital Management, L.P. 9.9% 11,063,125 0 11,063,125 /s/ Peter Kolchinsky By Peter Kolchinsky, Authorized Signatory
Peter Kolchinsky 9.9% 11,063,125 0 11,063,125 /s/ Peter Kolchinsky Peter Kolchinsky
Rajeev Shah 9.9% 11,063,125 0 11,063,125 /s/ Rajeev Shah Rajeev Shah
RA Capital Healthcare Fund, L.P. 9.9% 11,063,125 0 11,063,125 /s/ Peter Kolchinsky By RA Capital Healthcare Fund GP, LLC, its General Partner, By Peter Kolchinsky, Manager