DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

BALYASNY ASSET MANAGEMENT L.P.'s Holding History (CIK: 0001218710)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 1,489,924 Value ($000) $13,886 Avg Close $8.35 Range $6.70 - $10.90

Q3 2025

Shares 1,384,047 Value ($000) $9,758 Avg Close $6.88 Range $5.63 - $7.74

Q1 2025

Shares 133,641 Value ($000) $1,060 Avg Close $10.77 Range $7.54 - $13.53

Q4 2024

Shares 29,455 Value ($000) $373 Avg Close $13.91 Range $12.11 - $16.76

Q1 2024

Shares 53,152 Value ($000) $878 Avg Close $14.97 Range $13.42 - $17.85

Q4 2023

Shares 15,605 Value ($000) $228 Avg Close $12.12 Range $9.67 - $15.60

Q4 2022

Shares 9,883 Value ($000) $213 Avg Close $20.51 Range $17.66 - $23.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,489,924	$13,886	$8.35	$6.70 - $10.90
Q3 2025	1,384,047	$9,758	$6.88	$5.63 - $7.74
Q1 2025	133,641	$1,060	$10.77	$7.54 - $13.53
Q4 2024	29,455	$373	$13.91	$12.11 - $16.76
Q1 2024	53,152	$878	$14.97	$13.42 - $17.85
Q4 2023	15,605	$228	$12.12	$9.67 - $15.60
Q4 2022	9,883	$213	$20.51	$17.66 - $23.10