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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2025-09-04 | 2025-09-02 | NET | Kramer Douglas James | CLO | S - Sale | $202.10 | -3,000 | 144.0K | -2% | -$606.3K |
| D | 2025-09-04 | 2025-09-02 | NET | Graham-Cumming John | Dir | M - OptEx | $44.72 | +2,530 | 505.4K | +0.5% | +$113.1K |
| DM | 2025-09-04 | 2025-09-02 | NET | Graham-Cumming John | Dir | S - Sale+OE | $206.32 | -10.2K | 505.1K | -2% | -$2.11M |
| MI | 2025-08-26 | 2025-08-25 | NET | Ledbetter Carl | Dir | S - Sale | $195.73 | -15.0K | 1.03M | -1% | -$2.94M |
| DMI | 2025-08-25 | 2025-08-21+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $193.32 | -86.4K | 40.3K | -68% | -$16.70M |
| DMI | 2025-08-25 | 2025-08-21+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 49.7K | New | — |
| D | 2025-08-21 | 2025-08-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 231.1K | +5% | — |
| DM | 2025-08-21 | 2025-08-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $190.64 | -41.6K | 218.4K | -16% | -$7.92M |
| DMI | 2025-08-20 | 2025-08-18+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $196.04 | -156.6K | 43.7K | -78% | -$30.70M |
| DMI | 2025-08-20 | 2025-08-18+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 72.5K | New | — |
| I | 2025-08-20 | 2025-08-20 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $194.84 | -536 | 20.1K | -3% | -$104.4K |
| 2025-08-19 | 2025-08-15 | NET | Kramer Douglas James | CLO | F - Tax | $195.38 | -13.2K | 144.2K | -8% | -$2.58M | |
| 2025-08-19 | 2025-08-15 | NET | Riley Janel | CAO | F - Tax | $195.38 | -3,874 | 63.5K | -6% | -$756.9K | |
| D | 2025-08-19 | 2025-08-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | F - Tax | $195.38 | -15.7K | 367.3K | -4% | -$3.08M |
| D | 2025-08-19 | 2025-08-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | M - OptEx | — | +21.9K | 403.1K | +6% | — |
| D | 2025-08-19 | 2025-08-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | F - Tax | $195.38 | -18.2K | 367.3K | -5% | -$3.56M |
| D | 2025-08-19 | 2025-08-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | M - OptEx | — | +21.9K | 403.1K | +6% | — |
| 2025-08-19 | 2025-08-15 | NET | SEIFERT THOMAS J | CFO | F - Tax | $195.38 | -20.5K | 221.1K | -8% | -$4.00M | |
| D | 2025-08-06 | 2025-08-04 | NET | Kramer Douglas James | CLO | C - Cnv Deriv | — | +15.0K | 172.4K | +10% | — |
| D | 2025-08-06 | 2025-08-04 | NET | Kramer Douglas James | CLO | G - Gift | $0.00 | -15.0K | 157.4K | -9% | $0 |
| M | 2025-08-04 | 2025-08-01 | NET | Kramer Douglas James | CLO | S - Sale | $198.22 | -3,000 | 157.4K | -2% | -$594.7K |
| MI | 2025-07-29 | 2025-07-28 | NET | Ledbetter Carl | Dir | S - Sale | $199.85 | -15.0K | 1.04M | -1% | -$3.00M |
| DMI | 2025-07-29 | 2025-07-25+ | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +60.7K | 400 | New | — |
| DMI | 2025-07-29 | 2025-07-25+ | NET | SEIFERT THOMAS J | CFO | S - Sale | $200.30 | -60.7K | 0 | -100% | -$12.16M |
| DM | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | S - Sale | $198.13 | -10.0K | 251.1K | -4% | -$1.98M |
| D | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 251.6K | +4% | — |
| DMI | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +34.3K | 8,343 | New | — |
| DMI | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | S - Sale | $200.17 | -34.3K | 0 | -100% | -$6.86M |
| DMI | 2025-07-17 | 2025-07-15+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 32.0K | New | — |
| DMI | 2025-07-17 | 2025-07-15+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $186.93 | -76.9K | 20.2K | -79% | -$14.38M |
| DMI | 2025-07-10 | 2025-07-08+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $190.43 | -157.2K | 8,211 | -95% | -$29.93M |
| DMI | 2025-07-10 | 2025-07-08+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 52.4K | New | — |
| M | 2025-07-02 | 2025-07-01 | NET | Kramer Douglas James | CLO | S - Sale | $196.09 | -9,000 | 160.9K | -5% | -$1.76M |
| MI | 2025-07-01 | 2025-06-30 | NET | Ledbetter Carl | Dir | S - Sale | $193.94 | -15.0K | 1.06M | -1% | -$2.91M |
| DM | 2025-06-23 | 2025-06-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $180.76 | -10.0K | 245.3K | -4% | -$1.81M |
| D | 2025-06-23 | 2025-06-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 251.6K | +4% | — |
| I | 2025-06-18 | 2025-06-17 | NET | Ledbetter Carl | Dir | S - Sale | $181.57 | -10.1K | 1.07M | -0.9% | -$1.82M |
| MI | 2025-06-13 | 2025-06-11+ | NET | Ledbetter Carl | Dir | S - Sale | $181.46 | -1,241 | 1.08M | -0.1% | -$225.2K |
| DMI | 2025-06-13 | 2025-06-11+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $175.75 | -157.2K | 2,062 | -99% | -$27.62M |
| DMI | 2025-06-13 | 2025-06-11+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +139.1K | 52.4K | New | — |
| 2025-06-09 | 2025-06-05 | NET | Suder Katrin | Dir | A - Grant | $0.00 | +1,172 | 42.4K | +3% | $0 | |
| 2025-06-09 | 2025-06-05 | NET | Suder Katrin | Dir | S - Sale | $172.00 | -608 | 41.8K | -1% | -$104.6K | |
| 2025-06-09 | 2025-06-05 | NET | SANDELL SCOTT D | Dir | A - Grant | $0.00 | +1,172 | 10.5K | +13% | $0 | |
| 2025-06-09 | 2025-06-05 | NET | Hawkins Mark J | Dir | A - Grant | $0.00 | +1,172 | 14.0K | +9% | $0 | |
| 2025-06-09 | 2025-06-05 | NET | Ledbetter Carl | Dir | A - Grant | $0.00 | +1,172 | 19.6K | +6% | $0 | |
| DMI | 2025-06-06 | 2025-06-04+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 32.0K | New | — |
| DMI | 2025-06-06 | 2025-06-04+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $174.30 | -76.9K | 9,031 | -89% | -$13.41M |
| M | 2025-06-02 | 2025-06-02 | NET | Kramer Douglas James | CLO | S - Sale | $166.01 | -3,000 | 171.0K | -2% | -$498.0K |
| D | 2025-05-22 | 2025-05-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 283.1K | +4% | — |
| DM | 2025-05-22 | 2025-05-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $156.78 | -41.6K | 241.6K | -15% | -$6.52M |
| DMI | 2025-05-22 | 2025-05-20+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 26.9K | New | — |
| DMI | 2025-05-22 | 2025-05-20+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $156.88 | -86.4K | 13.2K | -87% | -$13.55M |
| 2025-05-16 | 2025-05-15 | NET | SEIFERT THOMAS J | CFO | F - Tax | $154.49 | -20.5K | 273.1K | -7% | -$3.16M | |
| M | 2025-05-16 | 2025-05-16 | NET | Riley Janel | CAO | S - Sale | $154.81 | -3,488 | 69.5K | -5% | -$540.0K |
| 2025-05-16 | 2025-05-15 | NET | Riley Janel | CAO | F - Tax | $154.49 | -3,874 | 70.9K | -5% | -$598.5K | |
| 2025-05-16 | 2025-05-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | F - Tax | $154.49 | -16.4K | 381.2K | -4% | -$2.53M | |
| 2025-05-16 | 2025-05-15 | NET | Kramer Douglas James | CLO | F - Tax | $154.49 | -13.2K | 172.4K | -7% | -$2.04M | |
| DMI | 2025-05-15 | 2025-05-13+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 52.4K | New | — |
| D | 2025-05-15 | 2025-05-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | F - Tax | $154.49 | -14.1K | 399.3K | -3% | -$2.18M |
| DMI | 2025-05-15 | 2025-05-13+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $151.37 | -157.2K | 18.1K | -90% | -$23.79M |
| M | 2025-05-01 | 2025-05-01 | NET | Kramer Douglas James | CLO | S - Sale | $124.16 | -3,000 | 185.4K | -2% | -$372.5K |
| D | 2025-04-28 | 2025-04-25 | NET | SEIFERT THOMAS J | CFO | S - Sale | $120.14 | -10.0K | 293.6K | -3% | -$1.20M |
| D | 2025-04-28 | 2025-04-25 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 303.6K | +3% | — |
| DMI | 2025-04-17 | 2025-04-15+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $108.89 | -76.9K | 22.4K | -77% | -$8.38M |
| DMI | 2025-04-17 | 2025-04-15+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 24.7K | New | — |
| I | 2025-04-10 | 2025-04-10 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $107.75 | -2,311 | 0 | -100% | -$249.0K |
| DMI | 2025-04-10 | 2025-04-08+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $103.48 | -154.8K | 2,831 | -98% | -$16.02M |
| DMI | 2025-04-10 | 2025-04-08+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 52.4K | New | — |
| M | 2025-04-01 | 2025-04-01 | NET | Kramer Douglas James | CLO | S - Sale | $112.83 | -9,000 | 188.4K | -5% | -$1.02M |
| 2025-03-31 | 2025-03-27 | NET | Lakhani Karim | Dir | A - Grant | $0.00 | +3,373 | 6,706 | +101% | $0 | |
| 2025-03-31 | 2025-03-27 | NET | Cunningham Stacey | Dir | A - Grant | $0.00 | +3,373 | 3,373 | New | $0 | |
| 2025-03-31 | 2025-03-27 | NET | Graham-Cumming John | Dir | A - Grant | $0.00 | +3,373 | 502.9K | +0.7% | $0 | |
| DMI | 2025-03-27 | 2025-03-25+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $124.70 | -76.9K | 20.2K | -79% | -$9.59M |
| DMI | 2025-03-27 | 2025-03-25+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 24.7K | New | — |
| D | 2025-03-21 | 2025-03-20 | NET | SEIFERT THOMAS J | CFO | S - Sale | $120.00 | -10.0K | 293.6K | -3% | -$1.20M |
| D | 2025-03-21 | 2025-03-20 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +10.0K | 303.6K | +3% | — |
| DMI | 2025-03-19 | 2025-03-17+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $115.84 | -157.2K | 4,082 | -97% | -$18.20M |
| DMI | 2025-03-19 | 2025-03-17+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +157.2K | 52.4K | New | — |
| 2025-03-06 | 2025-03-05 | NET | Kramer Douglas James | CLO | S - Sale | $140.06 | -3,000 | 197.4K | -1% | -$420.2K | |
| DM | 2025-03-06 | 2025-03-05 | NET | SEIFERT THOMAS J | CFO | S - Sale | $141.77 | -15.0K | 308.3K | -5% | -$2.13M |
| D | 2025-03-06 | 2025-03-05 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +15.0K | 308.6K | +5% | — |
| M | 2025-02-27 | 2025-02-25 | NET | Suder Katrin | Dir | S - Sale | $145.82 | -9,941 | 41.2K | -19% | -$1.45M |
| DMI | 2025-02-27 | 2025-02-25+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | C - Cnv Deriv | — | +134.8K | 52.4K | New | — |
| DMI | 2025-02-27 | 2025-02-25+ | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | S - Sale | $144.71 | -157.2K | 10.4K | -94% | -$22.74M |
| DMI | 2025-02-21 | 2025-02-19+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | S - Sale | $160.06 | -86.4K | 0 | -100% | -$13.83M |
| DMI | 2025-02-21 | 2025-02-19+ | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | C - Cnv Deriv | — | +76.9K | 24.7K | New | — |
| 2025-02-19 | 2025-02-15 | NET | Zatlyn Michelle | Pres, Board Co-COB, Dir | F - Tax | $171.16 | -9,759 | 413.4K | -2% | -$1.67M | |
| 2025-02-19 | 2025-02-15 | NET | Prince Matthew | CEO, Board Co-COB, Dir, 10% | F - Tax | $171.16 | -7,599 | 413.4K | -2% | -$1.30M | |
| 2025-02-19 | 2025-02-15 | NET | Kramer Douglas James | CLO | F - Tax | $171.16 | -9,905 | 200.4K | -5% | -$1.70M | |
| DM | 2025-02-19 | 2025-02-19 | NET | SEIFERT THOMAS J | CFO | S - Sale | $162.07 | -28.6K | 312.5K | -8% | -$4.64M |
| D | 2025-02-19 | 2025-02-15 | NET | SEIFERT THOMAS J | CFO | F - Tax | $171.16 | -14.9K | 307.2K | -5% | -$2.55M |
| D | 2025-02-19 | 2025-02-19 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | — | +15.0K | 322.2K | +5% | — |
| M | 2025-02-19 | 2025-02-18 | NET | Riley Janel | CAO | S - Sale | $167.60 | -4,327 | 77.4K | -5% | -$725.2K |
| 2025-02-19 | 2025-02-15 | NET | Riley Janel | CAO | F - Tax | $171.16 | -2,760 | 79.0K | -3% | -$472.4K | |
| D | 2025-02-14 | 2025-02-12 | NET | Kramer Douglas James | CLO | C - Cnv Deriv | — | +20.0K | 230.3K | +10% | — |
| D | 2025-02-14 | 2025-02-12 | NET | Kramer Douglas James | CLO | G - Gift | $0.00 | -20.0K | 210.3K | -9% | $0 |
| 2025-02-07 | 2025-02-05 | NET | Kramer Douglas James | CLO | A - Grant | $0.00 | +34.6K | 210.3K | +20% | $0 | |
| D | 2025-02-07 | 2025-02-05 | NET | Zatlyn Michelle | Pres, BOARD CO-COB, Dir | A - Grant | $0.00 | +259.7K | 432.6K | +150% | $0 |
| 2025-02-07 | 2025-02-05 | NET | SEIFERT THOMAS J | CFO | A - Grant | $0.00 | +69.2K | 322.1K | +27% | $0 | |
| D | 2025-02-07 | 2025-02-05 | NET | Prince Matthew | CEO, BOARD CO-COB, Dir, 10% | A - Grant | $0.00 | +259.7K | 432.6K | +150% | $0 |
Purchase Sale Sale after option exercise All abbreviations