York Charles N II - Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
5/3/24 18:44	5/1/24	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.m	-1,081	17.88	-60	-22	217	D
2/20/24 18:36	2/15/24	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	10	4	278	D
2/20/24 18:36	2/16/24	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-41	15.25	-3	-1	278	D
11/17/23 18:33	11/15/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	4	1	270	D
11/17/23 18:33	11/16/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-11	11.69	-1	0	270	D
8/17/23 19:02	8/15/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	4	1	268	D
8/17/23 19:02	8/17/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-13	13.86	-1	0	268	D
5/17/23 18:36	5/15/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	4	1	265	D
5/17/23 18:36	5/16/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-13	13.12	-1	0	265	D
2/21/23 17:01	2/17/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-188	20.03	-9	-3	262	D
2/17/23 17:35	2/15/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	4	1	272	D
2/17/23 17:35	2/16/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-18	19.57	-1	0	272	D
1/23/23 18:00	1/20/23	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-228	22.75	-10	-4	269	D
12/22/22 17:43	12/20/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-201	20.07	-10	-3	276	D
11/22/22 18:46	11/21/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-208	20.76	-10	-3	286	D
11/17/22 17:49	11/15/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	1	0	296	D
11/17/22 17:49	11/16/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-9	21.46	0	0	296	D
11/3/22 17:49	11/1/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-200	20.03	-10	-3	294	D
10/5/22 16:36	10/3/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-200	20.05	-10	-3	304	D
9/6/22 19:54	9/1/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-232	23.25	-10	-3	314	D
8/17/22 19:23	8/15/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	M.d	0	0.00	4	1	324	D
8/17/22 19:23	8/16/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.d	-26	24.31	-1	0	324	D
8/5/22 17:20	8/4/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-201	20.05	-10	-3	321	D
7/20/22 18:18	7/18/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-50	20.00	-3	-1	331	D
7/12/22 19:31	7/8/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S	-28	20.00	-1	0	334	D
7/6/22 21:00	7/1/22	DAWN	Day One Biopharmaceuticals, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	CA	O	COO,CFO,	S.m	-46	20.00	-2	-1	335	D
12/5/17 21:07	8/15/16	AGLE	Aeglea Biotherapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	York Charles N II	TX	O	CFO,VP	P.m	116	4.48	26	294	35	D

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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