DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

Bayesian Capital Management, LP's Holding History (CIK: 0001632551)

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

Q4 2025

Shares 20,277 Value ($000) $189 Avg Close $8.35 Range $6.70 - $10.90

Q2 2025

Shares 28,100 Value ($000) $183 Avg Close $6.88 Range $6.08 - $8.14

Q1 2025

Shares 18,000 Value ($000) $143 Avg Close $10.77 Range $7.54 - $13.53

Q3 2024

Shares 18,874 Value ($000) $263 Avg Close $14.27 Range $12.53 - $16.75

Q1 2024

Shares 13,374 Value ($000) $221 Avg Close $14.97 Range $13.42 - $17.85

Q2 2023

Shares 15,834 Value ($000) $189 Avg Close $13.06 Range $10.84 - $16.00

Q3 2022

Shares 13,508 Value ($000) $271 Avg Close $21.27 Range $16.00 - $28.35

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	20,277	$189	$8.35	$6.70 - $10.90
Q2 2025	28,100	$183	$6.88	$6.08 - $8.14
Q1 2025	18,000	$143	$10.77	$7.54 - $13.53
Q3 2024	18,874	$263	$14.27	$12.53 - $16.75
Q1 2024	13,374	$221	$14.97	$13.42 - $17.85
Q2 2023	15,834	$189	$13.06	$10.84 - $16.00
Q3 2022	13,508	$271	$21.27	$16.00 - $28.35