Form 4 for NET Cloudflare, Inc.
Accepted 2026-08-06 19:03:10 ET · period of report 2026-08-04 · accession 0001473289-26-000021 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-08-06 19:03 | 2026-08-04 | NET | SEIFERT THOMAS J | CFO | M - OptEx | $44.72 | +55.0K | 168.8K | +48% | +$2.46M |
| DMT | 2026-08-06 19:03 | 2026-08-04 | NET | SEIFERT THOMAS J | CFO | S - Sale+OE | $300.30 | -55.0K | 113.8K | -33% | -$16.52M |
| DT | 2026-08-06 19:03 | 2026-08-04 | NET | SEIFERT THOMAS J | CFO | M - OptEx | $0.00 | -55.0K | 500.0K | -10% | $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 | 2026-08-04 | M | A | 55,000 | $44.72 | 168,790 | D | — | — | |
| 2 | Common | Class A Common Stock | 2026-08-04 | S | D | 53,861 | $300.28 | 114,929 | D | — | — | (F1) The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 20, 2025. (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.00 to $300.99, 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. |
| 3 | Common | Class A Common Stock | 2026-08-04 | S | D | 1,139 | $301.00 | 113,790 | D | — | — | (F1) The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 20, 2025. |
| 4 | Derivative | Performance Stock Option (right to buy) | 2026-08-04 | M | D | 55,000 | $0.00 | 500,000 | D | $44.72 · — to 2032-02-13 | 55,000 Class A Common Stock | (F4) The shares subject to the Performance Stock Option are comprised of nine separate tranches that become eligible to vest upon achievement of certain stock price targets (the "Stock Price Goals"). Upon satisfaction of a Stock Price Goal, 1/6 of the shares subject to the applicable tranche vests and becomes exercisable on each Issuer quarterly vesting date (2/15, 5/15, 8/15 or 11/15) occurring on or after the date of certification of achievement of the applicable Stock Price Goal for such tranche. As of the date of this report, five of the nine stock price goals have been satisfied and the underlying shares vest as set forth above. The remaining four tranches, representing 333,000 shares subject to the Performance Stock Option, become eligible to vest upon achievement of the applicable Stock Price Goal. |