Form 4 for NET Cloudflare, Inc.
Accepted 2025-07-22 00:00:00 ET · period of report 2025-07-21 · accession 0001477333-25-000125 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| DM | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | M - OptEx | $0.00 | 0 | 140.3K | New | $0 |
| D | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | $0.00 | -10.0K | 8,925 | -53% | $0 |
| DMI | 2025-07-22 | 2025-07-21 | NET | SEIFERT THOMAS J | CFO | C - Cnv Deriv | $0.00 | -34.3K | 52.9K | -39% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2025-07-21 | S | D | 200 | $200.16 | 241,550 | D See footnote | — | — | (F6) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.09 to $200.23, inclusive. (F10) The shares are held of record by Center Court 2020 Trust 2 UA 12/11/20, for which the reporting person serves as trustee. |
| 2 | Common | Class A Common Stock | 2025-07-21 | S | D | 3,300 | $198.72 | 241,750 | D See footnote | — | — | (F5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.41 to $199.36, inclusive. (F9) The shares are held of record by Center Court 2020 Trust 1 UA 12/11/20, for which the reporting person serves as trustee. |
| 3 | Common | Class A Common Stock | 2025-07-21 | S | D | 6,000 | $197.87 | 245,050 | D See footnote | — | — | (F4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $197.40 to $198.38, inclusive. (F9) The shares are held of record by Center Court 2020 Trust 1 UA 12/11/20, for which the reporting person serves as trustee. |
| 4 | Common | Class A Common Stock | 2025-07-21 | S | D | 500 | $196.53 | 251,050 | D See footnote | — | — | (F3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $196.05 to $197.04, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (6) and (8) to this Form 4. (F7) The shares are held of record by Center Court Partners Ltd., for which the reporting person serves as a partner. |
| 5 | Common | Class A Common Stock | 2025-07-21 | C | A | 10,000 | — | 251,550 | D See footnote | — | — | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. (F7) The shares are held of record by Center Court Partners Ltd., for which the reporting person serves as a partner. |
| 6 | Common | Class A Common Stock | 2025-07-21 | C | A | 8,689 | — | 8,689 | I See footnote | — | — | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. (F10) The shares are held of record by Center Court 2020 Trust 2 UA 12/11/20, for which the reporting person serves as trustee. |
| 7 | Common | Class A Common Stock | 2025-07-21 | S | D | 8,238 | $200.18 | 0 | I | — | — | (F8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.58, inclusive. |
| 8 | Common | Class A Common Stock | 2025-07-21 | C | A | 8,238 | — | 8,238 | I | — | — | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 9 | Common | Class A Common Stock | 2025-07-21 | S | D | 9,000 | $200.16 | 0 | I | — | — | (F8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.58, inclusive. |
| 10 | Common | Class A Common Stock | 2025-07-21 | C | A | 9,000 | — | 9,000 | I | — | — | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 11 | Common | Class A Common Stock | 2025-07-21 | S | D | 8,689 | $200.18 | 0 | I See footnote | — | — | (F8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.58, inclusive. (F11) The shares are held of record by Center Court 2020 Trust 3 UA 12/11/20, for which the reporting person serves as trustee. |
| 12 | Common | Class A Common Stock | 2025-07-21 | C | A | 8,343 | — | 8,343 | I See footnote | — | — | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. (F11) The shares are held of record by Center Court 2020 Trust 3 UA 12/11/20, for which the reporting person serves as trustee. |
| 13 | Common | Class A Common Stock | 2025-07-21 | S | D | 8,343 | $200.18 | 0 | I | — | — | (F8) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $200.00 to $200.58, inclusive. |
| 14 | Derivative | Class B Common Stock | 2025-07-21 | M | A | 10,000 | $0.00 | 18,925 | D See footnote | — · — to — | 10,000 Class A Common Stock | (F9) The shares are held of record by Center Court 2020 Trust 1 UA 12/11/20, for which the reporting person serves as trustee. (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 15 | Derivative | Class B Common Stock | 2025-07-21 | C | D | 10,000 | $0.00 | 8,925 | D See footnote | — · — to — | 10,000 Class A Common Stock | (F10) The shares are held of record by Center Court 2020 Trust 2 UA 12/11/20, for which the reporting person serves as trustee. (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 16 | Derivative | Class B Common Stock | 2025-07-21 | C | D | 8,689 | $0.00 | 191,311 | I See footnote | — · — to — | 8,689 Class A Common Stock | (F11) The shares are held of record by Center Court 2020 Trust 3 UA 12/11/20, for which the reporting person serves as trustee. (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 17 | Derivative | Class B Common Stock | 2025-07-21 | C | D | 8,343 | $0.00 | 52,757 | I | — · — to — | 8,343 Class A Common Stock | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 18 | Derivative | Class B Common Stock | 2025-07-21 | C | D | 9,000 | $0.00 | 52,100 | I | — · — to — | 9,000 Class A Common Stock | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 19 | Derivative | Class B Common Stock | 2025-07-21 | C | D | 8,238 | $0.00 | 52,862 | I | — · — to — | 8,238 Class A Common Stock | (F1) Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date. |
| 20 | Derivative | Employee Stock Option (right to buy) | 2025-07-21 | M | D | 10,000 | $0.00 | 140,341 | D See footnote | $2.04 · — to 2027-07-25 | 10,000 Class B Common Stock | (F7) The shares are held of record by Center Court Partners Ltd., for which the reporting person serves as a partner. (F12) Shares subject to the option are fully vested and immediately exercisable. |