Cloudflare, Inc. (NET) has 13 known insider and institutional holders on record. The largest holder is Ledbetter Carl with 938,073 shares. Other notable holders include SEIFERT THOMAS J and Kramer Douglas James.
Over the last 12 months, insiders have made 163 transactions in NET stock — 9 buys (valued at RSU Award) and 98 sells (valued at $52.84M). Insider selling has exceeded buying during this period.
NET Insider Ownership
Top Holder
Ledbetter Carl
938,073 shares
Buys (12 mo)
9
$0.00 value
Sells (12 mo)
98
$52.84M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Ledbetter Carl |
Director |
938,073 |
2026-03-20 |
|
| 2 |
Seifert Thomas J |
Chief Financial Officer |
224,625 |
2026-03-17 |
|
| 3 |
Kramer Douglas James |
Chief Legal Officer |
88,649 |
2026-02-18 |
|
| 4 |
Riley Janel |
Chief Accounting Officer |
56,791 |
2026-03-06 |
|
| 5 |
Suder Katrin |
Director |
37,723 |
2025-12-23 |
|
| 6 |
Zatlyn Michelle |
President and Board Co-chair |
34,514 |
2026-03-05 |
|
| 7 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
13,618 |
2026-03-18 |
|
| 8 |
Sandell Scott D |
Director |
10,536 |
2025-06-09 |
|
| 9 |
Hawkins Mark J |
Director |
10,322 |
2026-04-02 |
|
| 10 |
Graham-cumming John |
Director |
10,080 |
2026-03-30 |
|
| 11 |
Eitel Maria S |
Director |
5,927 |
2024-11-04 |
|
| 12 |
Cunningham Stacey |
Director |
3,373 |
2025-03-31 |
|
| 13 |
Lakhani Karim |
Director |
3,333 |
2025-03-31 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-04-01 |
Hawkins Mark J |
Director |
Informative Sell |
133 |
$209.60 |
$27.88K |
| 2026-03-27 |
Graham-cumming John |
Director |
Option Exercise (Sell) |
2,520 |
$44.72 |
$112.69K |
| 2026-03-18 |
Ledbetter Carl |
Director |
Informative Sell |
15,000 |
$227.05 |
$3.41M |
| 2026-03-18 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
Informative Sell |
3,277 |
$226.04 |
$740.72K |
| 2026-03-17 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
Informative Sell |
131 |
$214.49 |
$28.1K |
| 2026-03-16 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
Informative Sell |
262 |
$212.68 |
$55.72K |
| 2026-03-17 |
Seifert Thomas J |
Chief Financial Officer |
Conversion (Sell) |
10,341 |
- |
- |
| 2026-03-15 |
Seifert Thomas J |
Chief Financial Officer |
Tax Withholding of RSU |
2,943 |
$212.45 |
$625.24K |
| 2026-02-06 |
Seifert Thomas J |
Chief Financial Officer |
RSU Award |
142,116 |
- |
- |
| 2026-03-05 |
Riley Janel |
Chief Accounting Officer |
Informative Sell |
23,332 |
$190.00 |
$4.43M |
| 2026-03-05 |
Zatlyn Michelle |
President and Board Co-chair |
Conversion (Sell) |
25,641 |
- |
- |
| 2026-03-04 |
Zatlyn Michelle |
President and Board Co-chair |
Informative Sell |
2,297 |
$180.76 |
$415.21K |
| 2026-03-03 |
Zatlyn Michelle |
President and Board Co-chair |
Informative Sell |
864 |
$175.65 |
$151.76K |
| 2026-03-03 |
Riley Janel |
Chief Accounting Officer |
Informative Sell |
4,160 |
$180.00 |
$748.8K |
| 2026-03-02 |
Graham-cumming John |
Director |
Option Exercise (Sell) |
2,520 |
$44.72 |
$112.69K |
| 2026-03-02 |
Hawkins Mark J |
Director |
Informative Sell |
133 |
$168.62 |
$22.43K |
| 2026-02-26 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
Informative Sell |
398 |
$177.04 |
$70.46K |
| 2026-02-25 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
Informative Sell |
3,231 |
$172.55 |
$557.5K |
| 2026-02-24 |
Prince Matthew |
10 Percent Owner, Officer: CEO & Board Co-chair |
Informative Sell |
2,114 |
$166.66 |
$352.32K |
| 2026-02-20 |
Seifert Thomas J |
Chief Financial Officer |
Conversion (Sell) |
10,000 |
- |
- |
| 2026-02-23 |
Zatlyn Michelle |
President and Board Co-chair |
Conversion (Sell) |
25,641 |
- |
- |
| 2026-02-20 |
Zatlyn Michelle |
President and Board Co-chair |
Informative Sell |
7,446 |
$193.71 |
$1.44M |
| 2026-02-19 |
Zatlyn Michelle |
President and Board Co-chair |
Informative Sell |
168 |
$193.11 |
$32.44K |
| 2026-02-15 |
Riley Janel |
Chief Accounting Officer |
Tax Withholding of RSU |
3,151 |
$195.85 |
$617.12K |
| 2026-02-15 |
Kramer Douglas James |
Chief Legal Officer |
Tax Withholding of RSU |
12,452 |
$195.85 |
$2.44M |
