John Graham-Cumming
Director · Cloudflare, Inc.
IndividualSelling only101 10b5-1 trades
- 2025
- Aug 11, 2026
- 12
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies John Graham-Cumming files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Michelle Zatlyn - $175.60M in NET purchases and sales in the last 12 months
- Matthew Prince - $169.72M in NET purchases and sales in the last 12 months
- Thomas J. Seifert - $53.85M in NET purchases and sales in the last 12 months
- Carl Ledbetter - $27.27M in NET purchases and sales in the last 12 months
- Janel Riley - $8.78M in NET purchases and sales in the last 12 months
- Alissa Michelle Starzak - $5.32M in NET purchases and sales in the last 12 months
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Frequently asked questions
Who is John Graham-Cumming?
John Graham-Cumming is a corporate insider, tracked as Director of Cloudflare, Inc. (NET). InsiderAlpha holds 12 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has John Graham-Cumming submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has John Graham-Cumming been buying or selling stock?
Recorded transactions: 0 open-market purchases and 90 open-market sales ($7.97M) across all tracked filings.
