John Graham-Cumming Insider Trading Activity

Corporate InsiderDirector · CIK 2062725

66

Total trades

$6.4M

Total volume

May 4, 2026

Last activity

NET

Cloudflare, Inc.

John Graham-Cumming has been net-selling over the last 12 months with 0 purchases and 66 sales across 1 company.

NET is the most-traded position with 66 trades. The largest single transaction was a sale of NET for $562K on Sep 2, 2025.

Performance Scorecard

Forward stock performance after each transaction by John Graham-Cumming. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days—-2.1%38%66
90 days—-1.5%49%55
120 days—+8.8%81%42

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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NET · Cloudflare, Inc.

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Recent Trades

Showing the 50 most recent of 66 disclosed trades.

DATETICKERTYPESHARESPRICEVALUEROLE
May 4, 2026NETSell116$218.05$25KDirector
May 4, 2026NETSell360$219.02$79KDirector
May 4, 2026NETSell166$220.19$37KDirector
May 4, 2026NETSell603$222.25$134KDirector
May 4, 2026NETSell852$222.99$190KDirector
May 4, 2026NETSell63$223.73$14KDirector
Mar 27, 2026NETSell356$200.56$71KDirector
Mar 27, 2026NETSell1,090$201.60$220KDirector
Mar 27, 2026NETSell1,278$202.58$259KDirector
Mar 27, 2026NETSell881$203.41$179KDirector
Mar 27, 2026NETSell39$204.39$8KDirector
Mar 2, 2026NETSell112$174.43$20KDirector
Mar 2, 2026NETSell447$175.66$79KDirector
Mar 2, 2026NETSell234$176.49$41KDirector
Mar 2, 2026NETSell296$177.81$53KDirector
Mar 2, 2026NETSell432$178.71$77KDirector
Mar 2, 2026NETSell474$179.69$85KDirector
Mar 2, 2026NETSell525$180.55$95KDirector
Feb 9, 2026NETSell32$170.15$5KDirector
Feb 9, 2026NETSell190$171.94$33KDirector
Feb 9, 2026NETSell851$172.85$147KDirector
Feb 9, 2026NETSell1,246$173.76$217KDirector
Feb 9, 2026NETSell177$174.61$31KDirector
Feb 9, 2026NETSell24$175.42$4KDirector
Jan 5, 2026NETSell52$196.80$10KDirector
Jan 5, 2026NETSell871$198.56$173KDirector
Jan 5, 2026NETSell534$199.37$106KDirector
Jan 5, 2026NETSell287$200.70$58KDirector
Jan 5, 2026NETSell352$201.77$71KDirector
Jan 5, 2026NETSell177$202.92$36KDirector
Jan 5, 2026NETSell86$204.00$18KDirector
Jan 5, 2026NETSell161$204.66$33KDirector
Dec 15, 2025NETSell552$196.85$109KDirector
Dec 15, 2025NETSell166$198.19$33KDirector
Dec 15, 2025NETSell569$199.03$113KDirector
Dec 15, 2025NETSell542$200.11$108KDirector
Dec 15, 2025NETSell494$201.09$99KDirector
Dec 15, 2025NETSell163$202.03$33KDirector
Dec 15, 2025NETSell34$202.65$7KDirector
Nov 3, 2025NETSell36$245.68$9KDirector
Nov 3, 2025NETSell74$246.97$18KDirector
Nov 3, 2025NETSell471$248.03$117KDirector
Nov 3, 2025NETSell524$249.41$131KDirector
Nov 3, 2025NETSell643$250.28$161KDirector
Nov 3, 2025NETSell211$251.21$53KDirector
Nov 3, 2025NETSell50$252.88$13KDirector
Nov 3, 2025NETSell84$255.37$21KDirector
Nov 3, 2025NETSell224$256.37$57KDirector
Nov 3, 2025NETSell129$257.23$33KDirector
Oct 13, 2025NETSell39$216.18$8KDirector

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
NETCloudflare, Inc.66$6.4M

Other insiders at Cloudflare, Inc.

8 other tracked filers at NET.

Matthew Prince

CEO

295

Trades

Michelle Zatlyn

President

144

Trades

Thomas J Seifert

CFO

103

Trades

Carl Ledbetter

Director

37

Trades

Kramer Douglas James

CHIEF LEGAL OFFICER

26

Trades

Riley Janel

Chief Accounting Officer

11

Trades

Hawkins Mark J

Director

9

Trades

Suder Katrin

Director

3

Trades