Day One Biopharmaceuticals, Inc.

CAPSTONE INVESTMENT ADVISORS, LLC DAWN

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/15/2026

Shares

236,000

Value ($000)

5,060

Weight

0.0%

2023 Q3 - 2026 Q1 (3 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	5/15/2026	5,060	0.0%	236,000	3/31/2026
2025 Q3	11/14/2025	160	0.0%	22,642	9/30/2025
2023 Q3	11/13/2023	136	0.0%	11,088	9/30/2023