Form 4: Fastly CTO Sells Shares Under 10b5-1 Plan

Fastly's Chief Technology Officer, Artur Bergman, reported sales of Class A Common Stock totaling 41,929 shares, including sales for tax obligations and under a pre-arranged 10b5-1 trading plan.

Summary

• Artur Bergman, Fastly's Director and Chief Technology Officer, reported multiple sales of Class A Common Stock.
• On November 28, 2025, 849 shares were sold at $11.82 per share to cover tax obligations from Restricted Stock Unit vesting.
• On December 1, 2025, a total of 41,080 shares were sold by The Per Artur Bergman Revocable Trust under a Rule 10b5-1 trading plan adopted on June 3, 2025.
• These sales included 1,080 shares at $11.45 per share and 40,000 shares at a weighted average price of $11.51 per share (ranging from $11.21 to $11.75).
• Following these transactions, Bergman directly holds 2,933,801 shares and indirectly holds an additional 4,459,269 shares through various trusts.

Sentiment

Score: 5

Explanation: Neutral. Insider sales, especially those under 10b5-1 plans or for tax purposes, are common and do not necessarily indicate a negative outlook on the company. The volume is not exceptionally large relative to total holdings.

Positives

• Sales were partly for tax obligations, a common practice for executives receiving equity compensation.
• A significant portion of sales were conducted under a Rule 10b5-1 trading plan, indicating pre-scheduled transactions not based on immediate, non-public information.

Negatives

• An insider, the CTO, sold a total of 41,929 shares of company stock.

Future Outlook

No future outlook or guidance is provided in this Form 4 filing.

Industry Context

This Form 4 filing primarily reports insider transactions and does not provide broader industry context or trends.

Related Party Transactions

• Sales were made by The Per Artur Bergman Revocable Trust, of which the reporting person is settlor, sole trustee, and sole beneficiary.
• Indirect holdings are also reported through other trusts where the reporting person serves as investment advisor or trustee.

Stakeholder Impact

• Shareholders: The sale of shares by a key executive could be perceived negatively, but the pre-scheduled nature under a 10b5-1 plan and the reason for a portion of the sales (tax obligations) mitigate concerns about opportunistic selling. The total shares sold represent a small fraction of the company's outstanding shares and the executive's total holdings.

Key Dates

Recommendation

The reported insider sales by Fastly's CTO, Artur Bergman, are primarily routine transactions executed under a pre-arranged 10b5-1 trading plan and for tax obligations related to RSU vesting. These types of sales are common for executives and do not typically signal a change in the company's fundamental outlook or performance. While any insider selling can be viewed with caution, the pre-scheduled nature and the reason for a portion of the sales (tax) suggest these are not opportunistic. The total volume of shares sold is also not exceptionally large relative to Bergman's remaining substantial direct and indirect holdings. Therefore, the filing itself does not provide a strong basis for a 'buy' or 'sell' recommendation, leading to a 'hold' stance based solely on this information.

Keywords

Fastly, FSLY, Artur Bergman, Insider Trading, Form 4, Stock Sale, CTO, 10b5-1 Plan, Equity Compensation, Restricted Stock Units