DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

Maven Securities LTD's Holding History (CIK: 0001633046)

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

Q1 2023

Shares 100,000 Value ($000) $1,337 Avg Close $19.53 Range $11.98 - $25.77

Q2 2022

Shares 80,000 Value ($000) $1,432 Avg Close $10.33 Range $5.44 - $18.22

Q2 2021

Shares 9,000 Value ($000) $210 Avg Close $20.76 Range $17.19 - $27.04

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	100,000	$1,337	$19.53	$11.98 - $25.77
Q2 2022	80,000	$1,432	$10.33	$5.44 - $18.22
Q2 2021	9,000	$210	$20.76	$17.19 - $27.04