DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

Jefferies Financial Group Inc.'s Holding History (CIK: 0000096223)

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

Q4 2025

Shares 1,121,502 Value ($000) $10,452 Avg Close $8.35 Range $6.70 - $10.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,121,502	$10,452	$8.35	$6.70 - $10.90