Yorkville BW Acquisition Sponsor, LLC - 25 Nov 2025 SCHEDULE 13D Report for Blue Water Acquisition Corp. III Class A Ordinary Shares, $0.0001 par value (BLUW)

Filing Manager: Yorkville BW Acquisition Sponsor, LLC
Reporting Manager: Yorkville BW Acquisition Sponsor, LLC
Security: Blue Water Acquisition Corp. III Class A Ordinary Shares, $0.0001 par value
Symbol: BLUW
Shares outstanding: 32,320,574 shares
Disclosed Ownership: 6,755,000 shares
Ownership: 21%
Form type: SCHEDULE 13D
Filing time: 02 Dec 2025, 17:19:31 UTC
Date of event: 25 Nov 2025
SEC: View on sec.gov

Reporting Managers (9)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Yorkville BW Acquisition Sponsor, LLC	21%	6,755,000	6,755,000	0	/s/ Mark Angelo	Mark Angelo, President	0002098097
YA II PN, Ltd.	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
YA Global Investments II (U.S.), LP	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
Yorkville Advisors Global, LP	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
Yorkville Advisors Global II, LLC	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
YAII GP, LP	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
YAII GP II, LLC	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
Mark Angelo	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President
SC-Sigma Global Partners, LP	21%	6,755,000	0	6,755,000	/s/ Mark Angelo	Mark Angelo, President