Company: FSLY
Filing Date: 2025-02-26
Form Type: S-8
Source: 0001517413-25-000064
Chunk: 1

Company: Fastly, Inc.
Filing Date: 2025-02-26
Form: S-8
Chunk 1
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 by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐

### EXPLANATORY NOTE

#### 2019 Equity Incentive Plan
The 2019 Equity Incentive Plan (the “2019 Plan”) of Fastly, Inc. (the “Registrant”) provides that the total number of shares reserved for issuance under the 2019 Plan will automatically increase on January 1st of each calendar year, from January 1, 2020 to January 1, 2029, in an amount equal to 5% of the total number of shares of the Registrant’s capital stock outstanding on the last day of the preceding year, or a lesser number of shares determined by the Registrant’s Board of Directors. Accordingly, on January 1, 2025, the number of shares of the Registrant’s Class A common stock (“Class A Common Stock”) that may be issued under the 2019 Plan increased by 7,104,306 shares (or 5% of the outstanding shares of the Registrant’s Capital Stock (as defined in the 2019 Plan) as of December 31, 2024).

#### 2019 Employee Stock Purchase Plan
The 2019 Employee Stock Purchase Plan (the “2019 ESPP”) of the Registrant provides that the total number of shares reserved for issuance under the 2019 ESPP will automatically increase on January 1st of each calendar year, from January 1, 2020 to January 1, 2029, by the lesser of (i) one percent (1%) of the total number of shares of Capital Stock (as defined in the 2019 ESPP) outstanding on the last day of the immediately preceding calendar year, and (ii) 2,500,000 shares of Class A Common Stock; provided that prior to the date of any such increase, the Registrant’s Board of Directors may determine that such increase will be less than the amount set forth in clauses (i) and (ii). Accordingly, on January 1, 2025, the number of shares of Class A Common Stock reserved under the 2019 ESPP increased by 1,420,861 shares (or 1% of the outstanding shares of the Registrant’s capital stock as of December 31, 2024).

These additional shares of