Lauren Merendino - Chief Commercial Officer at Day One Biopharmaceuticals, Inc.

Insider Transactions and Holdings

Entity Type: Individual
Role: Chief Commercial Officer
Issuer Symbol: DAWN on Nasdaq
All Insider Reports: All Insider Reports

Lauren Merendino - trading volume in the past year for Day One Biopharmaceuticals, Inc.

	Shares	%	Avg Price	Total $
Buys
Sells	-17,233	100%	$8.75	-$150,723
Net	-17,233	-100%		-$150,723

Holdings reported by Lauren Merendino for Day One Biopharmaceuticals, Inc.

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Common Stock	60,157	$697,875	$11.60	17 Feb 2026	Direct
Stock Option (right to buy Common Stock)	110,000			30 Jan 2026	Direct	Common Stock
Restricted Stock Units	74,000			30 Jan 2026	Direct	Common Stock
Restricted Stock Units (RSU)	69,375			15 Feb 2026	Direct	Common Stock
Restricted Stock Unit (RSU)	40,565			15 Feb 2026	Direct	Common Stock

Transactions reported by Lauren Merendino for Day One Biopharmaceuticals, Inc.

Sym	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.