InsiderFlow

NET

Cloudflare, Inc.$283.33+13.12 (+4.85%)
Prev Close$270.38·MCap$93.11B·P/E·Vol2.34M·Yield

Buys (12M)

0

$0.00

Sells (12M)

91

$732.69M

Net Activity

Net Seller

$732.69M

Active Insiders

10

last 12 mo

Over the past 12 months, insider activity at Cloudflare, Inc. (NET) has been exclusively selling, with 0 insider purchases totaling $0.00 and 91 insider sales totaling $732.69M. The most recent insider transaction was by SEIFERT THOMAS J (officer: Chief Financial Officer), who sold $2.69M worth of shares on Jul 17, 2026. Cloudflare, Inc. operates in the Technology sector, within the Software - Infrastructure industry, with a market cap of $93.11B.

NET Insider Trading Activity

DateInsiderTypeValue
Jul 17, 2026 SEIFERT THOMAS JSell$2.69M
Jul 15, 2026 Zatlyn MichelleSell$27.42M
Jul 8, 2026 Ledbetter CarlSell$1.34M
Jul 7, 2026 Graham-Cumming JohnSell$623.2K
Jul 6, 2026 Prince MatthewSell$38.70M
Jul 2, 2026 Hawkins Mark JSell$33.1K
Jun 24, 2026 Prince MatthewSell$34.97M
Jun 18, 2026 Zatlyn MichelleSell$17.56M
Jun 17, 2026 SEIFERT THOMAS JSell$1.98M
Jun 16, 2026 Graham-Cumming JohnSell$594.6K
Jun 8, 2026 Suder KatrinSell$74.1K
Jun 2, 2026 Ledbetter CarlSell$3.69M
Jun 2, 2026 Hawkins Mark JSell$32.8K
Jun 1, 2026 Starzak Alissa MichelleSell$3.51M
May 27, 2026 Zatlyn MichelleSell$18.33M
May 21, 2026 Prince MatthewSell$32.61M
May 19, 2026 Riley JanelSell$1.33M
May 19, 2026 SEIFERT THOMAS JSell$2.01M
May 5, 2026 Graham-Cumming JohnSell$479.5K
May 5, 2026 Ledbetter CarlSell$3.57M
May 4, 2026 Hawkins Mark JSell$28.1K
May 4, 2026 Ledbetter CarlSell$1.08M
Apr 30, 2026 Ledbetter CarlSell$2.16M
Apr 22, 2026 Zatlyn MichelleSell$15.76M
Apr 17, 2026 SEIFERT THOMAS JSell$1.98M
Apr 8, 2026 Prince MatthewSell$33.32M
Apr 2, 2026 Hawkins Mark JSell$27.9K
Mar 30, 2026 Graham-Cumming JohnSell$737.2K
Mar 20, 2026 Ledbetter CarlSell$3.41M
Mar 18, 2026 Prince MatthewSell$33.66M
Mar 17, 2026 SEIFERT THOMAS JSell$2.20M
Mar 6, 2026 Riley JanelSell$4.43M
Mar 5, 2026 Zatlyn MichelleSell$13.94M
Mar 3, 2026 Graham-Cumming JohnSell$449.2K
Mar 3, 2026 Hawkins Mark JSell$22.4K
Feb 26, 2026 Prince MatthewSell$26.56M
Feb 24, 2026 SEIFERT THOMAS JSell$7.67M
Feb 23, 2026 Zatlyn MichelleSell$15.94M
Feb 19, 2026 Zatlyn MichelleSell$15.94M
Feb 15, 2026 Kramer Douglas JamesSell$2.44M
Feb 15, 2026 Prince MatthewSell$3.25M
Feb 15, 2026 Riley JanelSell$617.1K
Feb 15, 2026 SEIFERT THOMAS JSell$4.01M
Feb 15, 2026 Zatlyn MichelleSell$3.94M
Feb 11, 2026 Graham-Cumming JohnSell$436.8K
Feb 3, 2026 Hawkins Mark JSell$23.6K
Feb 3, 2026 Kramer Douglas JamesSell$528.6K
Jan 28, 2026 Ledbetter CarlSell$3.17M
Jan 21, 2026 SEIFERT THOMAS JSell$1.78M
Jan 15, 2026 Zatlyn MichelleSell$14.50M
1 / 10

NET Insider Buying Activity

The following table shows recent insider purchases of Cloudflare, Inc. (NET) stock reported via SEC Form 4 filings.

No insider buying activity found for NET in the last 12 months.

NET Insider Selling Activity

The following table shows recent insider sales of Cloudflare, Inc. (NET) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jul 17, 2026 SEIFERT THOMAS JSell$2.69M
Jul 15, 2026 Zatlyn MichelleSell$27.42M
Jul 8, 2026 Ledbetter CarlSell$1.34M
Jul 7, 2026 Graham-Cumming JohnSell$623.2K
Jul 6, 2026 Prince MatthewSell$38.70M
Jul 2, 2026 Hawkins Mark JSell$33.1K
Jun 24, 2026 Prince MatthewSell$34.97M
Jun 18, 2026 Zatlyn MichelleSell$17.56M
Jun 17, 2026 SEIFERT THOMAS JSell$1.98M
Jun 16, 2026 Graham-Cumming JohnSell$594.6K
Jun 8, 2026 Suder KatrinSell$74.1K
Jun 2, 2026 Ledbetter CarlSell$3.69M
Jun 2, 2026 Hawkins Mark JSell$32.8K
Jun 1, 2026 Starzak Alissa MichelleSell$3.51M
May 27, 2026 Zatlyn MichelleSell$18.33M
May 21, 2026 Prince MatthewSell$32.61M
May 19, 2026 Riley JanelSell$1.33M
May 19, 2026 SEIFERT THOMAS JSell$2.01M
May 5, 2026 Graham-Cumming JohnSell$479.5K
May 5, 2026 Ledbetter CarlSell$3.57M
May 4, 2026 Hawkins Mark JSell$28.1K
May 4, 2026 Ledbetter CarlSell$1.08M
Apr 30, 2026 Ledbetter CarlSell$2.16M
Apr 22, 2026 Zatlyn MichelleSell$15.76M
Apr 17, 2026 SEIFERT THOMAS JSell$1.98M
Apr 8, 2026 Prince MatthewSell$33.32M
Apr 2, 2026 Hawkins Mark JSell$27.9K
Mar 30, 2026 Graham-Cumming JohnSell$737.2K
Mar 20, 2026 Ledbetter CarlSell$3.41M
Mar 18, 2026 Prince MatthewSell$33.66M
Mar 17, 2026 SEIFERT THOMAS JSell$2.20M
Mar 6, 2026 Riley JanelSell$4.43M
Mar 5, 2026 Zatlyn MichelleSell$13.94M
Mar 3, 2026 Graham-Cumming JohnSell$449.2K
Mar 3, 2026 Hawkins Mark JSell$22.4K
Feb 26, 2026 Prince MatthewSell$26.56M
Feb 24, 2026 SEIFERT THOMAS JSell$7.67M
Feb 23, 2026 Zatlyn MichelleSell$15.94M
Feb 19, 2026 Zatlyn MichelleSell$15.94M
Feb 15, 2026 Kramer Douglas JamesSell$2.44M
Feb 15, 2026 Prince MatthewSell$3.25M
Feb 15, 2026 Riley JanelSell$617.1K
Feb 15, 2026 SEIFERT THOMAS JSell$4.01M
Feb 15, 2026 Zatlyn MichelleSell$3.94M
Feb 11, 2026 Graham-Cumming JohnSell$436.8K
Feb 3, 2026 Hawkins Mark JSell$23.6K
Feb 3, 2026 Kramer Douglas JamesSell$528.6K
Jan 28, 2026 Ledbetter CarlSell$3.17M
Jan 21, 2026 SEIFERT THOMAS JSell$1.78M
Jan 15, 2026 Zatlyn MichelleSell$14.50M

NET Insiders

SEIFERT THOMAS J

officer: Chief Financial Officer

Sold $251.64M
109 tradesLast: Jul 17, 2026
Zatlyn Michelle

President and COO

Sold $608.66M
68 tradesLast: Jul 15, 2026
Ledbetter Carl

Director

Sold $164.19M
81 tradesLast: Jul 8, 2026
Graham-Cumming John

Director

Sold $7.63M
11 tradesLast: Jul 7, 2026
Prince Matthew

director, 10 percent owner, officer: CEO & Board Co-Chair

Sold $1.16B
72 tradesLast: Jul 6, 2026
Hawkins Mark J

Director

Sold $889.7K
11 tradesLast: Jul 2, 2026
Suder Katrin

Director

Sold $8.43M
15 tradesLast: Jun 8, 2026
Starzak Alissa Michelle

officer: Chief Legal Officer

Sold $3.51M
1 tradesLast: Jun 1, 2026
Riley Janel

officer: Chief Accounting Officer

Sold $10.25M
8 tradesLast: May 19, 2026
Kramer Douglas James

officer: CHIEF LEGAL OFFICER

Sold $47.78M
59 tradesLast: Feb 15, 2026
Eitel Maria S

Director

Bought $941.6KSold $2.42M
5 tradesLast: Nov 4, 2024
SANDELL SCOTT D

Director

Sold $17.60M
4 tradesLast: Nov 22, 2023
Underwood Paul D.

Chief Accounting Officer

Sold $6.76M
10 tradesLast: Aug 8, 2022
MERESMAN STANLEY J

Director

Sold $12.15M
5 tradesLast: May 12, 2022