Christopher Dinsmore - 15 Feb 2023 Form 4 Insider Report for Kronos Bio, Inc. (KRON)

Role: Chief Scientific Officer
Signature: /s/ Allison Frisbee, Attorney-in-Fact
Issuer symbol: KRON
Transactions as of: 15 Feb 2023
Net transactions value: $0
Form type: 4
Filing time: 17 Feb 2023, 15:21:18 UTC
Previous filing: 14 Dec 2022
Next filing: 24 Feb 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KRON	Common Stock	Award	$0	+119,882	+70%	$0.000000	291,292	15 Feb 2023	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	KRON	Employee Stock Option (Right to Buy)	Award	$0	+179,824		$0.000000	179,824	15 Feb 2023	Common Stock	179,824	$2.09	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Includes an aggregate of 8,474 shares acquired by the Reporting Person under the Issuer's 2020 Employee Stock Purchase Plan on the following dates: 959 shares on June 30, 2021, 1,039 shares on December 31, 2021 and 6,476 shares on December 30, 2022.
F2	1/48th of the shares subject to the option vest in equal monthly installments over a four year period following the date of grant.