Charles M. Baum - Dec 19, 2022 Form 4 Insider Report for Mirati Therapeutics, Inc. (MRTX)

Role: President,Founder,Head of R&D, Director
Signature: /s/ Reena R. Desai, Attorney-in-Fact
Stock symbol: MRTX
Transactions as of: Dec 19, 2022
Transactions value $: -$367,469
Form type: 4
Date filed: 12/21/2022, 08:21 PM
Previous filing: Nov 28, 2022
Next filing: Jan 5, 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MRTX	Common Stock	Award	$0	+53.6K	+41.92%	$0.00	182K	Dec 19, 2022	Direct	F1
transaction	MRTX	Common Stock	Sale	-$367K	-9.09K	-5.01%	$40.42	172K	Dec 21, 2022	Direct	F2

Showing 1 to 2 of 2 entries

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

Explanation of Responses:

Id	Content
F1	Award of Performance Stock Units ("PSUs"). 1/3 of the PSUs have vested on December 19, 2022 (one week after the "Achievement Date" of December 12, 2022). 1/3 of the remaining shares will vest on the one year anniversary of the Achievement Date and the remaining 1/3 will vest on the two year anniversary of the Achievement Date, subject to Mr. Baum's continuous service.
F2	Represents shares sold by the Company to satisfy the tax withholding obligation associated with the vesting of a portion of the PSUs referenced in Footnote 1.