13 insiders reported 1,409 Form 4 transactions for Cloudflare, Inc. (NET) over the past 18 months (most recent 2026-09-23). Recent activity: Ledbetter Carl (Director) Sell 5,000 shares, SEIFERT THOMAS J (Chief Financial Officer) Sell 600 shares, SEIFERT THOMAS J (Chief Financial Officer) Sell 100 shares, SEIFERT THOMAS J (Chief Financial Officer) Sell 100 shares, SEIFERT THOMAS J (Chief Financial Officer) Sell 100 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-23 | Ledbetter Carl | Director | Sell | 5,000 | $1.8M |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 600 | $201,192 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 100 | $31,890 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 100 | $32,089 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 100 | $32,656 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 300 | $98,412 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 700 | $230,561 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 700 | $231,159 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 1,196 | $396,581 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 1,604 | $533,330 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 2,632 | $878,080 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 1,868 | $625,015 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 100 | $33,651 |
| 2026-09-21 | SEIFERT THOMAS J | Chief Financial Officer | Buy | 10,000 | $0 |
| 2026-09-15 | Ledbetter Carl | Director | Sell | 960 | $297,126 |
| 2026-09-15 | SEIFERT THOMAS J | Chief Financial Officer | Sell | 2,944 | $963,365 |
| 2026-09-15 | Ledbetter Carl | Director | Sell | 440 | $136,638 |
| 2026-09-15 | Ledbetter Carl | Director | Sell | 2,400 | $750,864 |
| 2026-09-15 | Ledbetter Carl | Director | Sell | 1,200 | $376,452 |
| 2026-09-08 | Zatlyn Michelle | PRESIDENT & BOARD CO-CHAIR | Sell | 6,177 | $1.7M |
| 2026-09-08 | Zatlyn Michelle | PRESIDENT & BOARD CO-CHAIR | Buy | 33,003 | $0 |
| 2026-09-08 | Zatlyn Michelle | PRESIDENT & BOARD CO-CHAIR | Sell | 7,203 | $2.0M |
| 2026-09-08 | Zatlyn Michelle | PRESIDENT & BOARD CO-CHAIR | Sell | 7,273 | $2.0M |
| 2026-09-08 | Zatlyn Michelle | PRESIDENT & BOARD CO-CHAIR | Sell | 5,396 | $1.5M |
| 2026-09-08 | Zatlyn Michelle | PRESIDENT & BOARD CO-CHAIR | Sell | 4,744 | $1.3M |
Source: SEC Form 4 filings · as of 2026-09-23