Updated Jul 16, 2026 · Last SEC filing 2026-07-15
Cloudflare, Inc. (NET) has filed 34 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-15. 4 Form 8-K material event filings were reported by NET in the last 90 days. 17 Form 144 notices of proposed sale were filed for NET stock. InsiderAlpha tracks every NET SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Services-Prepackaged Software (SIC 7372) |
|---|---|
| SEC CIK | 0001477333 |
| Form 4 filings (90d) | 34 |
|---|---|
| Form 8-K filings (90d) | 4 |
| Form 144 notices (90d) | 17 |
| Latest Form 4 filing | 2026-07-15 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Ledbetter Carl | Director | S — Open-market sale | 5.0K | $268.11 | $1.34M | SEC | |
| Graham-Cumming John | Director | S — Open-market sale | 138 | $245.60 | $34K | SEC | |
| Graham-Cumming John | Director | S — Open-market sale | 12 | $250.15 | $3K | SEC | |
| Graham-Cumming John | Director | M — Option exercise | 2.5K | $44.72 | $113K | SEC | |
| Graham-Cumming John | Director | S — Open-market sale | 686 | $247.44 | $170K | SEC | |
| Graham-Cumming John | Director | S — Open-market sale | 940 | $246.28 | $232K | SEC | |
| Graham-Cumming John | Director | S — Open-market sale | 562 | $248.44 | $140K | SEC | |
| Graham-Cumming John | Director | S — Open-market sale | 182 | $249.38 | $45K | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 934 | $245.96 | $230K | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 77 | $247.45 | $19K | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 2.3K | $242.55 | $546K | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 1.3K | $246.89 | $312K | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 5.7K | $241.86 | $1.38M | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 380 | $243.87 | $93K | SEC | |
| Prince Matthew | CEO & Board Co-Chair | S — Open-market sale | 3.4K | $239.84 | $827K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Cloudflare, Inc. (NET). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Zatlyn Michelle | 95 | $56.27M |
| Prince Matthew | 72 | $65.94M |
| SEIFERT THOMAS J | 38 | $9.44M |
| Graham-Cumming John | 27 | $2.11M |
| Starzak Alissa Michelle | 10 | $5.04M |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in NET insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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