NET Cloudflare, Inc.
NYSE · SEC CIK 1477333 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $718.28M 95 sales by 10 insiders
- Filings on record
- 613 since 2021-07-02, latest 2026-09-23 17:14
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Prince Matthew | CEO, Board Co-COB, Dir, 10% | — | $373.66M |
| Zatlyn Michelle | Pres, Board Co-COB, Dir | — | $228.67M |
| SEIFERT THOMAS J | CFO | — | $55.87M |
| Ledbetter Carl | Dir | — | $32.43M |
| Riley Janel | CAO | — | $8.78M |
| Graham-Cumming John | Dir | — | $6.36M |
| Kramer Douglas James | CLO | — | $5.59M |
| Starzak Alissa Michelle | CLO | — | $5.32M |
| Suder Katrin | Dir | — | $879.2K |
| Hawkins Mark J | Dir | — | $725.0K |
Transactions 954
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| I | 2026-03-20 | 2026-03-18 | NET | Ledbetter Carl | Dir | S - Sale | $227.05 | -15.0K | 938.1K | -2% | -$3.41M |
| MI | 2026-03-18 | 2026-03-18 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $227.80 | -13.6K | 8,934 | -60% | -$3.10M |
| DMI | 2026-03-18 | 2026-03-16+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +134.2K | 52.4K | New | — |
| DMI | 2026-03-18 | 2026-03-16+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $212.88 | -143.5K | 16.9K | -89% | -$30.56M |
| DM | 2026-03-17 | 2026-03-17 | NET | SEIFERT THOMAS J | CFO | S - Sale | $212.31 | -10.3K | 234.8K | -4% | -$2.20M |
| D | 2026-03-17 | 2026-03-17 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.3K | 235.0K | +5% | — |
| D | 2026-03-17 | 2026-03-15 | NET | SEIFERT THOMAS J | CFO | F - Tax | $212.45 | -2,943 | 224.6K | -1% | -$625.2K |
| 2026-03-13 | 2026-02-06 | NET | SEIFERT THOMAS J | CFO | A - Grant | $0.00 | +142.1K | 227.6K | +166% | $0 | |
| D | 2026-03-06 | 2026-03-05 | NET | Riley Janel | CAO | S - Sale+OE | $190.00 | -23.3K | 56.8K | -29% | -$4.43M |
| D | 2026-03-06 | 2026-03-05 | NET | Riley Janel | CAO | M - OptEx | $67.79 | +23.3K | 80.1K | +41% | +$1.58M |
| DMI | 2026-03-05 | 2026-03-03+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $181.25 | -76.9K | 51.9K | -60% | -$13.94M |
| DMI | 2026-03-05 | 2026-03-03+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 60.2K | New | — |
| 2026-03-04 | 2026-03-03 | NET | Riley Janel | CAO | S - Sale | $180.00 | -4,160 | 56.8K | -7% | -$748.8K | |
| DM | 2026-03-03 | 2026-03-02 | NET | Graham-Cumming John | Dir | S - Sale+OE | $178.23 | -2,520 | 497.2K | -0.5% | -$449.2K |
| D | 2026-03-03 | 2026-03-02 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,520 | 497.7K | +0.5% | +$112.7K |
| 2026-03-03 | 2026-03-02 | NET | Hawkins Mark J | Dir | S - Sale | $168.62 | -133 | 10.5K | -1% | -$22.4K | |
| DMI | 2026-02-26 | 2026-02-24+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $169.01 | -157.2K | 22.9K | -87% | -$26.56M |
| DMI | 2026-02-26 | 2026-02-24+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 75.3K | New | — |
| DM | 2026-02-24 | 2026-02-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $185.04 | -41.6K | 118.7K | -26% | -$7.69M |
| D | 2026-02-24 | 2026-02-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 127.0K | +9% | — |
| DMI | 2026-02-23 | 2026-02-19+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $184.61 | -86.4K | 42.9K | -67% | -$15.94M |
| DMI | 2026-02-23 | 2026-02-19+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 69.6K | New | — |
| 2026-02-18 | 2026-02-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | F - Tax | $195.85 | -20.1K | 406.8K | -5% | -$3.94M | |
| 2026-02-18 | 2026-02-15 | NET | Riley Janel | CAO | F - Tax | $195.85 | -3,151 | 61.0K | -5% | -$617.1K | |
| 2026-02-18 | 2026-02-15 | NET | SEIFERT THOMAS J | CFO | F - Tax | $195.85 | -20.5K | 117.0K | -15% | -$4.01M | |
| 2026-02-18 | 2026-02-15 | NET | Kramer Douglas James | CLO | F - Tax | $195.85 | -12.5K | 88.6K | -12% | -$2.44M | |
| 2026-02-18 | 2026-02-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | F - Tax | $195.85 | -16.6K | 406.8K | -4% | -$3.25M | |
| DM | 2026-02-11 | 2026-02-09 | NET | Graham-Cumming John | Dir | S - Sale+OE | $173.35 | -2,520 | 496.6K | -0.5% | -$436.8K |
| D | 2026-02-11 | 2026-02-09 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,520 | 497.7K | +0.5% | +$112.7K |
| 2026-02-10 | 2026-02-06 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | A - Grant | $0.00 | +96.7K | 446.3K | +28% | $0 | |
| 2026-02-10 | 2026-02-06 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | A - Grant | $0.00 | +96.7K | 446.3K | +28% | $0 | |
| 2026-02-10 | 2026-02-04 | NET | Riley Janel | CAO | A - Grant | $0.00 | +7,958 | 64.1K | +14% | $0 | |
| 2026-02-03 | 2026-02-02 | NET | Hawkins Mark J | Dir | S - Sale | $176.19 | -134 | 10.6K | -1% | -$23.6K | |
| 2026-02-03 | 2026-02-02 | NET | Kramer Douglas James | CLO | S - Sale | $176.19 | -3,000 | 101.1K | -3% | -$528.6K | |
| MI | 2026-01-28 | 2026-01-27 | NET | Ledbetter Carl | Dir | S - Sale | $211.16 | -15.0K | 955.9K | -2% | -$3.17M |
| DM | 2026-01-21 | 2026-01-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $178.37 | -10.0K | 146.6K | -6% | -$1.78M |
| D | 2026-01-21 | 2026-01-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 147.5K | +7% | — |
| DMI | 2026-01-15 | 2026-01-13+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 50.2K | New | — |
| DMI | 2026-01-15 | 2026-01-13+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $188.56 | -76.9K | 29.2K | -72% | -$14.50M |
| DMI | 2026-01-08 | 2026-01-06+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 52.4K | New | — |
| DMI | 2026-01-08 | 2026-01-06+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $195.36 | -157.2K | 7,205 | -96% | -$30.70M |
| DM | 2026-01-06 | 2026-01-05 | NET | Graham-Cumming John | Dir | S - Sale+OE | $200.27 | -2,520 | 497.7K | -0.5% | -$504.7K |
| D | 2026-01-06 | 2026-01-05 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,520 | 497.7K | +0.5% | +$112.7K |
| 2026-01-06 | 2026-01-02 | NET | Hawkins Mark J | Dir | S - Sale | $198.90 | -134 | 10.7K | -1% | -$26.7K | |
| MI | 2026-01-06 | 2026-01-05 | NET | Ledbetter Carl | Dir | S - Sale | $198.26 | -6,134 | 968.1K | -0.6% | -$1.22M |
| M | 2026-01-06 | 2026-01-02 | NET | Kramer Douglas James | CLO | S - Sale | $198.54 | -9,000 | 104.1K | -8% | -$1.79M |
| MI | 2025-12-30 | 2025-12-29+ | NET | Ledbetter Carl | Dir | S - Sale | $201.46 | -8,866 | 974.4K | -0.9% | -$1.79M |
| D | 2025-12-23 | 2025-12-22 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 147.5K | +7% | — |
| DM | 2025-12-23 | 2025-12-22 | NET | SEIFERT THOMAS J | CFO | S - Sale | $201.70 | -10.0K | 137.5K | -7% | -$2.02M |
| 2025-12-23 | 2025-12-22 | NET | Suder Katrin | Dir | S - Sale | $200.00 | -2,031 | 37.7K | -5% | -$406.2K | |
| DM | 2025-12-16 | 2025-12-15 | NET | Graham-Cumming John | Dir | S - Sale+OE | $199.38 | -2,520 | 497.2K | -0.5% | -$502.4K |
| D | 2025-12-16 | 2025-12-15 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,520 | 497.7K | +0.5% | +$112.7K |
| DMI | 2025-12-11 | 2025-12-09+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale+OE | $206.56 | -76.9K | 38.0K | -67% | -$15.89M |
| DMI | 2025-12-11 | 2025-12-09+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | M - OptEx | — | +76.9K | 50.2K | New | — |
| DMI | 2025-12-05 | 2025-12-03+ | NET | Prince Matthew | CEO, Board Co-COB, Dir | S - Sale | $202.36 | -157.2K | 51.0K | -76% | -$31.80M |
| DMI | 2025-12-05 | 2025-12-03+ | NET | Prince Matthew | CEO, Board Co-COB, Dir | C - Cnv Deriv | — | +135.0K | 52.4K | New | — |
| M | 2025-12-02 | 2025-12-01 | NET | Kramer Douglas James | CLO | S - Sale | $196.84 | -3,000 | 113.1K | -3% | -$590.5K |
| 2025-12-02 | 2025-12-01 | NET | Hawkins Mark J | Dir | S - Sale | $197.65 | -134 | 10.9K | -1% | -$26.5K | |
| DMI | 2025-11-24 | 2025-11-20+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $192.93 | -86.4K | 24.6K | -78% | -$16.67M |
| DMI | 2025-11-24 | 2025-11-20+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 59.7K | New | — |
| DM | 2025-11-21 | 2025-11-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $194.18 | -41.6K | 163.4K | -20% | -$8.07M |
| D | 2025-11-21 | 2025-11-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 179.0K | +6% | — |
| DMI | 2025-11-19 | 2025-11-17+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $199.21 | -157.2K | 29.6K | -84% | -$31.31M |
| DMI | 2025-11-19 | 2025-11-17+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 74.6K | New | — |
| 2025-11-19 | 2025-11-19 | NET | Suder Katrin | Dir | S - Sale | $196.38 | -2,031 | 39.8K | -5% | -$398.8K | |
| D | 2025-11-18 | 2025-11-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | F - Tax | $210.60 | -17.3K | 349.6K | -5% | -$3.65M |
| D | 2025-11-18 | 2025-11-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | M - OptEx | — | +21.9K | 389.1K | +6% | — |
| D | 2025-11-18 | 2025-11-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | F - Tax | $210.60 | -20.1K | 349.6K | -5% | -$4.22M |
| D | 2025-11-18 | 2025-11-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | M - OptEx | — | +21.9K | 389.1K | +6% | — |
| 2025-11-18 | 2025-11-15 | NET | Riley Janel | CAO | F - Tax | $210.60 | -3,874 | 59.6K | -6% | -$815.9K | |
| M | 2025-11-18 | 2025-11-18 | NET | Riley Janel | CAO | S - Sale | $196.51 | -3,488 | 58.8K | -6% | -$685.4K |
| MI | 2025-11-17 | 2025-11-17 | NET | Ledbetter Carl | Dir | S - Sale | $207.96 | -15.0K | 983.5K | -2% | -$3.12M |
| 2025-11-17 | 2025-11-15 | NET | SEIFERT THOMAS J | CFO | F - Tax | $210.60 | -20.5K | 169.0K | -11% | -$4.31M | |
| 2025-11-17 | 2025-11-15 | NET | Kramer Douglas James | CLO | F - Tax | $210.60 | -13.2K | 116.1K | -10% | -$2.78M | |
| D | 2025-11-12 | 2025-11-11 | NET | Kramer Douglas James | CLO | G - Gift | $0.00 | -7,000 | 129.3K | -5% | $0 |
| D | 2025-11-12 | 2025-11-11 | NET | Kramer Douglas James | CLO | C - Cnv Deriv | — | +7,000 | 136.3K | +5% | — |
| DM | 2025-11-05 | 2025-11-03 | NET | Kramer Douglas James | CLO | S - Sale | $255.53 | -3,000 | 129.2K | -2% | -$766.6K |
| 2025-11-03 | 2025-11-03 | NET | Hawkins Mark J | Dir | S - Sale | $254.15 | -1,000 | 11.0K | -8% | -$254.2K | |
| D | 2025-11-03 | 2025-11-03 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,520 | 497.7K | +0.5% | +$112.7K |
| DM | 2025-11-03 | 2025-11-03 | NET | Graham-Cumming John | Dir | S - Sale+OE | $250.83 | -2,520 | 496.0K | -0.5% | -$632.1K |
| DM | 2025-10-20 | 2025-10-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $211.81 | -10.0K | 189.5K | -5% | -$2.12M |
| D | 2025-10-20 | 2025-10-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 199.5K | +5% | — |
| MI | 2025-10-20 | 2025-10-20 | NET | Ledbetter Carl | Dir | S - Sale | $210.65 | -15.0K | 1.00M | -1% | -$3.16M |
| I | 2025-10-16 | 2025-10-16 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $220.80 | -107 | 0 | -100% | -$23.6K |
| DMI | 2025-10-16 | 2025-10-14+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $216.84 | -157.0K | 12.2K | -93% | -$34.05M |
| DMI | 2025-10-16 | 2025-10-14+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 52.4K | New | — |
| DM | 2025-10-15 | 2025-10-13 | NET | Graham-Cumming John | Dir | S - Sale+OE | $221.36 | -2,520 | 495.2K | -0.5% | -$557.8K |
| D | 2025-10-15 | 2025-10-13 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,520 | 497.7K | +0.5% | +$112.7K |
| DMI | 2025-10-09 | 2025-10-07+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $217.34 | -76.9K | 14.6K | -84% | -$16.72M |
| DMI | 2025-10-09 | 2025-10-07+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 40.2K | New | — |
| M | 2025-10-01 | 2025-10-01 | NET | Kramer Douglas James | CLO | S - Sale | $213.48 | -9,000 | 132.2K | -6% | -$1.92M |
| 2025-10-01 | 2025-10-01 | NET | Hawkins Mark J | Dir | S - Sale | $212.83 | -1,000 | 12.0K | -8% | -$212.8K | |
| DMI | 2025-09-25 | 2025-09-23+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $219.05 | -76.9K | 37.5K | -67% | -$16.85M |
| DMI | 2025-09-25 | 2025-09-23+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 40.2K | New | — |
| D | 2025-09-22 | 2025-09-22 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 199.5K | +5% | — |
| DM | 2025-09-22 | 2025-09-22 | NET | SEIFERT THOMAS J | CFO | S - Sale | $227.65 | -10.0K | 189.5K | -5% | -$2.28M |
| MI | 2025-09-22 | 2025-09-22 | NET | Ledbetter Carl | Dir | S - Sale | $223.91 | -15.0K | 1.02M | -1% | -$3.36M |
| DMI | 2025-09-11 | 2025-09-09+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $221.89 | -157.2K | 35.3K | -82% | -$34.87M |
| DMI | 2025-09-11 | 2025-09-09+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +137.0K | 52.4K | New | — |
| 2025-09-04 | 2025-09-02 | NET | Hawkins Mark J | Dir | S - Sale | $201.60 | -1,000 | 13.0K | -7% | -$201.6K |
Purchase Sale Sale after option exercise All abbreviations