Brett Shirk - Feb 28, 2023 Form 4 Insider Report for Fastly, Inc. (FSLY)

Role: Executive Vice President, CRO
Signature: /s/ Karen Greenstein, Attorney-in-Fact
Stock symbol: FSLY
Transactions as of: Feb 28, 2023
Transactions value $: -$19,655
Form type: 4
Date filed: 3/2/2023, 04:29 PM
Previous filing: Feb 23, 2023
Next filing: Mar 20, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	FSLY	Class A Common Stock	Award	$0	+17.5K	+8.31%	$0.00	228K	Feb 28, 2023	Direct	F1
transaction	FSLY	Class A Common Stock	Sale	-$19.7K	-1.41K	-0.62%	$13.94	226K	Mar 1, 2023	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents the shares subject to performance-based restricted stock unit awards (PRSUs) earned based on the achievement of pre-established performance goals during the Issuer's fiscal year 2022. 33% of the number of PRSUs vested on the Transaction Date, and 8.375% of the PRSUs will vest in quarterly installments thereafter on May 28, August 28, November 28, and February 28, subject to the Reporting Person's continued service with the Issuer through each applicable vesting date.
F2	Shares sold to satisfy tax obligations in connection with the vesting of previously granted Restricted Stock Units.

Content

Represents the shares subject to performance-based restricted stock unit awards (PRSUs) earned based on the achievement of pre-established performance goals during the Issuer's fiscal year 2022. 33% of the number of PRSUs vested on the Transaction Date, and 8.375% of the PRSUs will vest in quarterly installments thereafter on May 28, August 28, November 28, and February 28, subject to the Reporting Person's continued service with the Issuer through each applicable vesting date.

Shares sold to satisfy tax obligations in connection with the vesting of previously granted Restricted Stock Units.