InsiderCEO & Board Co-Chair

Matthew Prince Insider Trading Activity

Every SEC Form 4 transaction reported by Matthew Prince, sourced directly from SEC EDGAR and updated as new filings are accepted.

By · Insider-trading data from SEC EDGAR
Latest filing:

Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.

Quick Answer

Is Matthew Prince buying or selling?

Matthew Prince reported 0 open-market buys ($0) and 91 sells ($1.3B) across 91 Form 4 filings at 1 company — a net selling position of $1.3B.

Source: SEC EDGAR Form 4

What stands out

  • All 91 of Matthew Prince's Form 4 filings are for one company, Cloudflare, Inc. (NET).
  • The most recent Form 4 was accepted on Aug 5, 2026 (2 months ago).
  • In the last 12 months: no open-market purchases and 17 sales ($339.6M).
  • The largest open-market sale in the last 12 months was $33.2M of Cloudflare, Inc. (NET) on Apr 8, 2026. SEC ↗

Key Statistics (as of Aug 5, 2026)

Total Form 4 filings
91
SEC EDGAR
Companies
1
Buys (0)
$0
Sells (91)
$1.3B

Insider sentiment

Net selling

Net insider flow of $1.3B in net selling, filed between May 23, 2020 – Aug 5, 2026.

Companies Matthew Prince files for

#CompanyForm 4 filings
1NETCloudflare, Inc.91

Recent Matthew Prince transactions

DateTickerRoleTypeSharesValueFiling
Aug 5, 2026NETCEO & Board Co-ChairSale33.6K$10.0MSEC ↗
Aug 5, 2026NETCEO & Board Co-ChairSale51.0K$15.2MSEC ↗
Aug 5, 2026NETCEO & Board Co-ChairSale20.1K$6.0MSEC ↗
Aug 5, 2026NETCEO & Board Co-ChairSale52.4K$14.8MSEC ↗
Jul 6, 2026NETCEO & Board Co-ChairSale86.0K$21.1MSEC ↗
Jul 6, 2026NETCEO & Board Co-ChairSale71.2K$17.6MSEC ↗
Jun 24, 2026NETCEO & Board Co-ChairSale52.4K$11.7MSEC ↗
Jun 24, 2026NETCEO & Board Co-ChairSale104.8K$23.2MSEC ↗
May 21, 2026NETCEO & Board Co-ChairSale157.2K$32.6MSEC ↗
Apr 8, 2026NETCEO & Board Co-ChairSale659$147.4KSEC ↗
Apr 8, 2026NETCEO & Board Co-ChairSale156.5K$33.2MSEC ↗
Mar 18, 2026NETCEO & Board Co-ChairSale13.6K$3.1MSEC ↗
Mar 18, 2026NETCEO & Board Co-ChairSale143.5K$30.6MSEC ↗
Feb 27, 2026NETCEO & Board Co-ChairSale157.2K$26.6MSEC ↗
Jan 9, 2026NETCEO & Board Co-ChairSale157.2K$30.7MSEC ↗
Dec 6, 2025NETCEO & Board Co-ChairSale157.2K$31.8MSEC ↗
Nov 20, 2025NETCEO & Board Co-ChairSale157.2K$31.3MSEC ↗
Oct 16, 2025NETCEO & Board Co-ChairSale107$23.6KSEC ↗
Oct 16, 2025NETCEO & Board Co-ChairSale157.0K$34.1MSEC ↗
Sep 11, 2025NETCEO & Board Co-ChairSale157.2K$34.9MSEC ↗
Aug 20, 2025NETCEO & Board Co-ChairSale536$104.4KSEC ↗
Aug 20, 2025NETCEO & Board Co-ChairSale156.6K$30.7MSEC ↗
Jul 11, 2025NETCEO & Board Co-ChairSale157.2K$29.9MSEC ↗
Jun 14, 2025NETCEO & Board Co-ChairSale157.2K$27.6MSEC ↗
May 16, 2025NETCEO & Board Co-ChairSale157.2K$23.8MSEC ↗

Showing the 25 most recent filings of 91. Screen every filing.

Matthew Prince insider trading FAQ

Is Matthew Prince buying or selling?

Across 91 SEC Form 4 filings, Matthew Prince reported 0 open-market purchases totaling $0 and 91 sales totaling $1.3B — a net selling position of $1.3B.

Which companies does Matthew Prince file Form 4s for?

Matthew Prince has reported insider transactions at 1 company, most often Cloudflare, Inc. (NET).

How far back does Matthew Prince's filing history go?

Trabud holds Matthew Prince's SEC Form 4 filings from May 23, 2020 – Aug 5, 2026, sourced directly from SEC EDGAR.

Where does Trabud get Matthew Prince's insider trading data?

Directly from SEC EDGAR Form 4 filings. Every transaction on this page is a real filing accepted by the SEC, updated as new filings arrive.

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