Greedy Insider
Fastly, Inc. (FSLY) Insider Trades and Scores
Fastly, Inc. (FSLY) insider trades: since Nov 26, 2025, Greedy Insider recorded 1 open-market buys and 163 sales on Form 4 from 8 insiders. The strongest recent filing scored 92 (Strong).
Who bought and who sold
Across the last 164 scoreable Form 4 transactions in FSLY, 1 were open-market purchases and 163 were sales. The table lists the most recent filings with each one's Greediness Score, so the structurally unusual trades are easy to spot first.
| Insider | Role | Type | Shares | Date | Score | ||
|---|---|---|---|---|---|---|---|
| Compton Charles Lacey III | CEO | Sell | 9016.0 | 208089.28 | 2026-10-19 | 70 | View |
| Compton Charles Lacey III | CEO | Sell | 11433.0 | 284681.7 | 2026-10-16 | 70 | View |
| Bergman Artur | Chief Technology Officer | Sell | 30739.0 | 818272.2 | 2026-10-12 | 68 | View |
| Bergman Artur | Chief Technology Officer | Sell | 5500.0 | 152020.0 | 2026-10-12 | 57 | View |
| Bergman Artur | Chief Technology Officer | Sell | 800.0 | 22760.0 | 2026-10-12 | 57 | View |
| Bergman Artur | Chief Technology Officer | Sell | 3002.0 | 90270.14 | 2026-10-09 | 55 | View |
| Bergman Artur | Chief Technology Officer | Sell | 3961.0 | 100054.86 | 2026-09-29 | 57 | View |
| Bergman Artur | Chief Technology Officer | Sell | 32878.0 | 813730.5 | 2026-09-28 | 68 | View |
| Bergman Artur | Chief Technology Officer | Sell | 200.0 | 5045.0 | 2026-09-28 | 57 | View |
| Bergman Artur | Chief Technology Officer | Sell | 7600.0 | 213104.0 | 2026-09-23 | 63 | View |
The strongest recent filing
WONG RICHARD (CFO) sold 148,015 shares of Fastly, Inc. on Aug 18, 2026, a filing that scored 92 (Strong). It scored Strong because a senior insider was trading and it was direct personal ownership. The score describes the filing, not future returns. This is not investment advice.
Cluster activity
A cluster buy is present: 5 insiders (WONG RICHARD, Compton Charles Lacey III, Bergman Artur, Lovett Scott R.) traded FSLY the same direction within a 7-day window. Shared conviction is a stronger structural signal than a lone trade.
How this compares with Fastly, Inc.'s own history
Open-market buys make up 1% of the 164 scoreable FSLY transactions on record between Nov 26, 2025 and Oct 19, 2026. Comparing a filing with the company's own buy/sell mix is how you tell a routine disposal from an unusual accumulation.
Methodology and sources
Scores come from six published, user-adjustable factors (insider role, cluster activity, trade size versus the insider's own history, position impact, filing urgency, and direct versus indirect ownership). The score describes the filing, not future returns. This is not investment advice.
Key facts
- Scoreable Form 4 transactions on record: 164
- Open-market buys: 1
- Sales: 163
- Distinct insiders: 8
- Strongest recent Greediness Score: 92 (Strong)
Primary sources
Related
- Strongest filing
- FSLY in the live feed
- How the Greediness Score works
- What is a cluster buy?
- Form 4 transaction codes
The score describes the filing, not future returns. This is not investment advice.