Charles N York II

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
18 Nov 24	DAWN Day One Biopharmaceuticals	Common Stock	Sell	Dispose S	No	No	13.2102	2,602	34.37 k	240,133
15 Nov 24	DAWN Day One Biopharmaceuticals	Common Stock	Option exercise	Acquire M	No	No	0	6,625	0.00	242,735
15 Nov 24	DAWN Day One Biopharmaceuticals	Common Stock	Option exercise	Acquire M	No	No	0	2,250	0.00	236,110
15 Nov 24	DAWN Day One Biopharmaceuticals	Common Stock	Option exercise	Acquire M	No	No	0	1,375	0.00	233,860
15 Nov 24	DAWN Day One Biopharmaceuticals	RSU Common Stock	Option exercise	Dispose M	No	No	0	6,625	0.00	79,500
15 Nov 24	DAWN Day One Biopharmaceuticals	RSU Common Stock	Option exercise	Dispose M	No	No	0	2,250	0.00	18,000
15 Nov 24	DAWN Day One Biopharmaceuticals	RSU Common Stock	Option exercise	Dispose M	No	No	0	1,375	0.00	5,500
16 Aug 24	DAWN Day One Biopharmaceuticals	Common Stock	Sell	Dispose S	No	No	13.9991	2,633	36.86 k	232,485
15 Aug 24	DAWN Day One Biopharmaceuticals	Common Stock	Option exercise	Acquire M	No	No	0	6,625	0.00	235,118
15 Aug 24	DAWN Day One Biopharmaceuticals	Common Stock	Option exercise	Acquire M	No	No	0	2,250	0.00	228,493

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.