Fastly, Inc.
Insider activity for last month from 08/03 to 09/03. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale countsTransaction codes
By Form 4 transaction code in selected period- S · Open-market sells · dominant18 · 100%
Activity by reported role
A joint filing can contribute to multiple roles- Chief executive officer · dominant8 · 40%
- CTO6 · 30%
- GTM2 · 10%
- PRES2 · 10%
- Chief financial officer1 · 5%
- Director1 · 5%
Distinct insiders active
Reporting-owner CIKs by month · peak Aug 2026 (5)Reported Holdings After
Separated by insider, security, and ownership typeThese are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redTop insiders
By absolute net value across the selected period- WR-$4.2M
- CI-$2.8M
- BA-$1.9M
- LR-$878.5k
- PB-$69.0k
Recent filing activity
Most recent 12 transactions · color = transaction codeFiling detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
FSLY transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| FSLY | Bergman Artur | CTO | sale | 6.22k | -$14.3M | S | — | 0.0% | 09/02 | 08/31 |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 1.10k | -$2.48M | S | — | 0.0% | 09/02 | 09/01 |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 18.9k | -$41.4M | S | — | 0.0% | 09/02 | 09/01 |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 35.5k | -$74.9M | S | — | 0.0% | 09/02 | 09/01 |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 15.0k | -$34.5M | S | — | 0.0% | 09/02 | 08/31 |
| FSLY | Lovett Scott R. | PRESGTM | sale | 19.6k | -$45.1M | S | — | 0.0% | 09/02 | 08/31 |
| FSLY | PAISLEY CHRISTOPHER B | DIR | sale10b5-1 | 3.00k | -$6.90M | S | — | 0.0% | 09/02 | 08/31 |
| FSLY | Bergman Artur | CTO | sale | 851 | -$2.04M | S | 0.0% | 08/31 | 08/27 | |
| FSLY | Lovett Scott R. | PRESGTM | sale | 14.9k | -$42.7M | S | — | 08/20 | 08/18 | |
| FSLY | WONG RICHARD | CFO | sale | 148k | -$423M | S | — | 08/20 | 08/18 | |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 700 | -$1.82M | S | — | 08/20 | 08/19 | |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 5.40k | -$13.5M | S | — | 08/20 | 08/19 | |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 5.09k | -$12.2M | S | — | 08/20 | 08/19 | |
| FSLY | Compton Charles Lacey III | CEO | sale10b5-1 | 34.5k | -$98.8M | S | — | 08/20 | 08/18 | |
| FSLY | Bergman Artur | CTO | sale10b5-1 | 4.16k | -$10.7M | S | — | 08/20 | 08/19 | |
| FSLY | Bergman Artur | CTO | sale10b5-1 | 16.4k | -$41.0M | S | — | 08/20 | 08/19 | |
| FSLY | Bergman Artur | CTO | sale10b5-1 | 11.0k | -$26.5M | S | — | 08/20 | 08/19 | |
| FSLY | Bergman Artur | CTO | sale10b5-1 | 32.3k | -$92.6M | S | — | 08/20 | 08/18 |
Fastly, Inc. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Fastly, Inc.?
Bergman Artur, Compton Charles Lacey III, Lovett Scott R., PAISLEY CHRISTOPHER B, WONG RICHARD.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Compton Charles Lacey III reported a sale on Sep 01, 2026 valued at $2.48M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $9,854,566.19. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.