Derby LuxCo S.a r.l. - 31 Mar 2025 SCHEDULE 13G/A Report for Waystar Holding Corp. Common Stock, par value $0.01 per share (WAY)

Filing Manager: Derby LuxCo S.a r.l.
Reporting Manager: Derby LuxCo S.a r.l.
Security: Waystar Holding Corp. Common Stock, par value $0.01 per share
Symbol: WAY
Shares outstanding: 173,340,955 shares
Disclosed Ownership: 38,828,374 shares
Ownership: 22.4%
Form type: SCHEDULE 13G/A
Filing time: 09 May 2025, 16:30:02 UTC
Date of event: 31 Mar 2025
Next filing: 08 Aug 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Derby LuxCo S.a r.l.	22.4%	38,828,374	38,828,374	0	/s/ Loman Douvier	Loman Douvier, Manager
EQT Fund Management S.a r.l.	22.4%	38,828,374	38,828,374	0	/s/ Sara Huda	Sara Huda, Manager