DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

Quantbot Technologies LP's Holding History (CIK: 0001512991)

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

Q3 2025

Shares 7,490 Value ($000) $53 Avg Close $6.88 Range $5.63 - $7.74

Q2 2025

Shares 7,542 Value ($000) $49 Avg Close $6.88 Range $6.08 - $8.14

Q1 2025

Shares 10,295 Value ($000) $82 Avg Close $10.77 Range $7.54 - $13.53

Q4 2022

Shares 5,900 Value ($000) $127 Avg Close $20.51 Range $17.66 - $23.10

Q2 2022

Shares 2,900 Value ($000) $51 Avg Close $10.33 Range $5.44 - $18.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	7,490	$53	$6.88	$5.63 - $7.74
Q2 2025	7,542	$49	$6.88	$6.08 - $8.14
Q1 2025	10,295	$82	$10.77	$7.54 - $13.53
Q4 2022	5,900	$127	$20.51	$17.66 - $23.10
Q2 2022	2,900	$51	$10.33	$5.44 - $18.22