Richard Chen - May 15, 2021 Form 4 Insider Report for Personalis, Inc. (PSNL)

Role: Chief Scientific Officer
Signature: /s/ Aaron Tachibana, Attorney-in-Fact
Stock symbol: PSNL
Transactions as of: May 15, 2021
Transactions value $: $0
Form type: 4
Date filed: 5/18/2021, 04:20 PM
Next filing: Jun 4, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PSNL	Common Stock	Award	$0	+20K	+35.48%	$0.00	76.4K	May 15, 2021	Direct	F1, F2

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	PSNL	Stock Option (right to buy)	Award	$0	+45K		$0.00	45K	May 15, 2021	Common Stock	45K	$19.74	Direct	F3

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

Explanation of Responses:

Id	Content
F1	Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs vest in 8 equal semi-annual installments with the first installment vesting on November 15, 2021.
F2	Includes 538 shares acquired under the Issuer's Employee Stock Purchase Plan ("ESPP") on April 30, 2021.
F3	The shares subject to the option vest in 48 equal monthly installments with the first installment vesting on June 15, 2021.