DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

HARBOURVEST PARTNERS LLC's Holding History (CIK: 0001201001)

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

Q4 2021

Shares 13,388 Value ($000) $226 Avg Close $20.55 Range $15.16 - $26.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	13,388	$226	$20.55	$15.16 - $26.62