DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

Jump Financial, LLC's Holding History (CIK: 0001831577)

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

Q4 2025

Shares 667,120 Value ($000) $6,218 Avg Close $8.35 Range $6.70 - $10.90

Q3 2025

Shares 272,547 Value ($000) $1,921 Avg Close $6.88 Range $5.63 - $7.74

Q3 2024

Shares 38,010 Value ($000) $529 Avg Close $14.27 Range $12.53 - $16.75

Q1 2024

Shares 32,142 Value ($000) $531 Avg Close $14.97 Range $13.42 - $17.85

Q2 2023

Shares 70,031 Value ($000) $836 Avg Close $13.06 Range $10.84 - $16.00

Q1 2023

Shares 100,388 Value ($000) $1,342 Avg Close $19.53 Range $11.98 - $25.77

Q4 2022

Shares 16,364 Value ($000) $352 Avg Close $20.51 Range $17.66 - $23.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	667,120	$6,218	$8.35	$6.70 - $10.90
Q3 2025	272,547	$1,921	$6.88	$5.63 - $7.74
Q3 2024	38,010	$529	$14.27	$12.53 - $16.75
Q1 2024	32,142	$531	$14.97	$13.42 - $17.85
Q2 2023	70,031	$836	$13.06	$10.84 - $16.00
Q1 2023	100,388	$1,342	$19.53	$11.98 - $25.77
Q4 2022	16,364	$352	$20.51	$17.66 - $23.10