Bergman Artur 4

4 · Fastly, Inc. · Filed Mar 4, 2026

Insider Transaction Report

Form 4

Period: 2026-03-02

Fastly, Inc.FSLY

Bergman Artur

DirectorChief Technology Officer

Transactions

Sale
Class A Common Stock
[F1][F2]
2026-03-02$18.77/sh−1,060$19,896→ 2,184,075 total(indirect: See Foonote)
Sale
Class A Common Stock
[F1][F3][F2]
2026-03-02$19.55/sh−13,100$256,105→ 2,170,975 total(indirect: See Foonote)
Sale
Class A Common Stock
[F1][F4][F2]
2026-03-02$20.44/sh−187,595$3,834,442→ 1,983,380 total(indirect: See Foonote)
Sale
Class A Common Stock
[F1][F5][F2]
2026-03-02$21.07/sh−73,479$1,548,203→ 1,909,901 total(indirect: See Foonote)
Sale
Class A Common Stock
[F6][F7]
2026-03-03$20.30/sh−5,657$114,837→ 2,016,883 total

Holdings

Class A Common Stock
[F8]
(indirect: See Footnote)
840,005
Class A Common Stock
[F9]
(indirect: See Footnote)
109,686
Class A Common Stock
[F10]
(indirect: See Footnote)
50,481
Class A Common Stock
[F11]
(indirect: See Footnote)
792,998
Class A Common Stock
[F12]
(indirect: See Footnote)
156,521

Footnotes (12)

[F1]The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025.
[F10]The shares are held by The Per Artur Bergman Grantor Retained Annuity Trust No. 3, of which the reporting person is trustee.
[F11]The shares are held by The Per Artur Bergman Grantor Retained Annuity Trust No. 4, of which the reporting person is trustee.
[F12]The shares are held by The PAB 2021 Remainder Trust, of which the reporting person is the investment advisor.
[F2]The shares are held by The Per Artur Bergman Revocable Trust, of which the reporting person is settlor, sole trustee, and sole beneficiary.
[F3]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.85 to $19.84, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3), (4), (5) and (7) to this Form 4.
[F4]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.85 to $20.82, inclusive.
[F5]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.85 to $21.20, inclusive.
[F6]Shares sold to satisfy tax obligations in connection with the vesting of previously granted Restricted Stock Units.
[F7]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.92 to $20.31, inclusive.
[F8]The shares are held by The Artur Bergman Remainder Trust One DTD 5/2/2019, of which the reporting person is the investment advisor.
[F9]The shares are held by The Artur Bergman Remainder Trust Three DTD 5/2/2019, of which the reporting person is the investment advisor.

Signature

/s/ Tara Seracka, Attorney-in-Fact|2026-03-04

Documents

1 file

4
wk-form4_1772658478.xmlPrimary
FORM 4