Whetstone Capital Advisors, LLC - 30 Jun 2025 SCHEDULE 13G Report for Sera Prognostics, Inc. Class A Common Stock, par value $0.0001 per share (SERA)

Filing Manager: Whetstone Capital Advisors, LLC
Reporting Manager: Whetstone Capital Advisors, LLC
Security: Sera Prognostics, Inc. Class A Common Stock, par value $0.0001 per share
Symbol: SERA
Shares outstanding: 36.7M shares
Disclosed Ownership: 3.63M shares
Ownership: 9.9%
Form type: SCHEDULE 13G
Filing time: 08 Sep 2025, 16:52:36 UTC
Date of event: 30 Jun 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Whetstone Capital Advisors, LLC	9.9%	3.63M	0	3.63M	/s/ David Atterbury	Manager
David Atterbury	9.9%	3.63M	0	3.63M	/s/ David Atterbury	CCO/President