Graham-Cumming John
SEC Form 4 insider trading activity
Graham-Cumming John has filed 13 SEC Form 4 filings (111 transaction rows) across 1 company, with disclosures dating back to 2025. 11 of those filings fall inside the rolling window. Most recent filing: Aug 11, 2026.
On the most recent filing, Graham-Cumming John is listed as Director at Cloudflare, Inc. Inside the rolling window, Graham-Cumming John reported no open-market purchases and 10 open-market sales totaling $5.8M in NET. The largest disclosed transaction in the window is a sale of 2,520 NET shares on Aug 10, 2026, worth $766K.
Companies traded
Other insiders at NET
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$5.8M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| NET | Director | Sale | 2,520 | $766K | Aug 11 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $623K | Jul 7 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $595K | Jun 16 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $558K | May 5 | SEC ↗ | |
| NET | Director | Sale | 3,644 | $737K | Mar 30 | SEC ↗ | |
| NET | Insider | Sale | 2,520 | $449K | Mar 3 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $437K | Feb 11 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $505K | Jan 6 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $502K | Dec 16 | SEC ↗ | |
| NET | Director | Sale | 2,520 | $632K | Nov 3 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Oct 13, 2025 | NET | Sale | $3K |
| Oct 13, 2025 | NET | Sale | $165K |
| Oct 13, 2025 | NET | Sale | $184K |
| Oct 13, 2025 | NET | Sale | $123K |
| Oct 13, 2025 | NET | Sale | $45K |
| Oct 13, 2025 | NET | Sale | $15K |
| Oct 13, 2025 | NET | Sale | $16K |
| Oct 13, 2025 | NET | Sale | $8K |
| Sep 2, 2025 | NET | Sale | $48K |
| Sep 2, 2025 | NET | Sale | $562K |
| Sep 2, 2025 | NET | Sale | $508K |
| Sep 2, 2025 | NET | Sale | $510K |
| Sep 2, 2025 | NET | Sale | $273K |
| Sep 2, 2025 | NET | Sale | $83K |
| Sep 2, 2025 | NET | Sale | $67K |
| Sep 2, 2025 | NET | Sale | $49K |
| Sep 2, 2025 | NET | Sale | $8K |
Frequently asked questions
How many SEC Form 4 filings has Graham-Cumming John made?
Graham-Cumming John has filed 13 SEC Form 4 filings (111 transaction rows) across 1 company since 2025.
Which companies does Graham-Cumming John trade?
Graham-Cumming John has filed SEC Form 4 disclosures for 1 company, including NET.
When was Graham-Cumming John's most recent SEC Form 4 filing?
Graham-Cumming John's most recent SEC Form 4 filing on Tracefour is dated Aug 11, 2026.
What is Graham-Cumming John's total buy and sell value in the current window?
Inside the rolling retention window, Graham-Cumming John bought $0 and sold $5.8M based on SEC Form 4 filings.
What was Graham-Cumming John's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 2,520 NET shares on 2026-08-10, worth $766K, per SEC Form 4 filings.