Form 4: Fastly CTO Artur Bergman Executes Stock Sales

Fastly Chief Technology Officer Artur Bergman sold shares to cover tax obligations and pursuant to a pre-arranged 10b5-1 trading plan.

Summary

• Artur Bergman, Chief Technology Officer of Fastly, Inc., reported the sale of 64,029 shares of Class A Common Stock.
• The transactions occurred on May 18, 2026, and May 19, 2026.
• Sales were conducted at weighted average prices of $16.85 and $16.41 per share.
• The sales were executed to satisfy tax withholding obligations related to the vesting of Restricted Stock Units and pursuant to a Rule 10b5-1 trading plan adopted on June 3, 2025.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as the transactions are routine administrative actions related to tax obligations and pre-planned trading.

Positives

• The sales were largely driven by mandatory tax obligations and a pre-established 10b5-1 trading plan, indicating routine financial management rather than a lack of confidence in the company.

Negatives

• The reduction in direct beneficial ownership by a key executive may be perceived negatively by some market participants.

Risks

• Reliance on Rule 10b5-1 trading plans does not eliminate the potential for negative market sentiment regarding insider selling.

Future Outlook

No specific forward-looking guidance regarding company operations was provided in this filing.

Management Comments

• The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the ranges set forth in the filing upon request.

Industry Context

StockSavvy.ai notes that insider selling for tax purposes and via 10b5-1 plans is a standard practice among technology executives and generally does not signal a change in corporate strategy or outlook.

Comparison to Industry Standards

• The use of 10b5-1 plans is a standard industry practice for executives to manage equity compensation while maintaining compliance with SEC regulations.
• The volume of shares sold is consistent with typical tax-related divestment patterns for executives at mid-cap technology firms.

Stakeholder Impact

• Minimal impact expected as the transactions were pre-planned and related to tax obligations.

Next Steps

• Continued monitoring of future Form 4 filings for further insider activity.

Key Dates

Keywords

Fastly, FSLY, Insider Trading, Form 4, Artur Bergman, Stock Sale, 10b5-1