Fastly, Inc. — Director's Dealing 2026

Mar 3, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Fastly, Inc. (FSLY)
CIK: 0001517413
Period of Report: 2026-02-28

Reporting Person: Bergman Artur (Director, Chief Technology Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-28	Class A Common Stock	A	12356	—	Acquired	1854019	Direct
2026-02-28	Class A Common Stock	A	168521	—	Acquired	2022540	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	2185135	Indirect
Class A Common Stock	840005	Indirect
Class A Common Stock	109686	Indirect
Class A Common Stock	50481	Indirect
Class A Common Stock	792998	Indirect
Class A Common Stock	156521	Indirect

Footnotes

F1: Fully vested. Under the 2025 Bonus Plan, subject to meeting performance criteria, the reporting person was eligible to receive a bonus to be paid in the form of fully-vested restricted stock units.

F2: 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 2025.
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.

F3: The shares are held by The Per Artur Bergman Revocable Trust, of which the reporting person is settlor, sole trustee, and sole beneficiary.

F4: The shares are held by The Artur Bergman Remainder Trust One DTD 5/2/2019, of which the reporting person is the investment advisor.

F5: The shares are held by The Artur Bergman Remainder Trust Three DTD 5/2/2019, of which the reporting person is the investment advisor.

F6: The shares are held by The Per Artur Bergman Grantor Retained Annuity Trust No. 3, of which the reporting person is trustee.

F7: The shares are held by The Per Artur Bergman Grantor Retained Annuity Trust No. 4, of which the reporting person is trustee.

F8: The shares are held by The PAB 2021 Remainder Trust, of which the reporting person is the investment advisor.