CIK 0001477333 · Large accelerated filer
Cloudflare, Inc.
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- NET
- Exchange
- NYSE
- Industry
- Services-Prepackaged Software
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 270805829
- Phone
- 888.993.5273
- Business address
- 101 TOWNSEND ST., SAN FRANCISCO, CA, 94107
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $109,558,885
- in 11 filings, $109.6M under 10b5-1 plans
Net −$109,558,885. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- Zatlyn Michelle −$91.2M PRESIDENT & BOARD CO-CHAIR sold 81% of stake
- SEIFERT THOMAS J −$10.1M Chief Financial Officer sold 24% of stake
- Ledbetter Carl −$4.8M Director sold 2% of stake
- Starzak Alissa Michelle −$1.8M Chief Legal Officer sold 5% of stake
- Riley Janel −$1.6M Chief Accounting Officer sold 11% of stake
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Conversion 10b5-1 | +10,000 | 147,486 | ||
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −353 | $198.64 | $70K | 147,133 |
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −1,000 | $200.58 | $201K | 146,133 |
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −4,836 | $201.52 | $975K | 141,297 |
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −3,328 | $202.37 | $673K | 137,969 |
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −483 | $203.35 | $98K | 137,486 |
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −10,000 | 90,341 | ||
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Option exercise · Class B Common Stock 10b5-1 | +10,000 | 18,925 | ||
| 2025-12-22 | SEIFERT THOMAS J Chief Financial Officer | Conversion · Class B Common Stock 10b5-1 | −10,000 | 8,925 | ||
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Conversion 10b5-1 | +10,000 | 179,041 | ||
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −2,272 | $190.31 | $432K | 176,769 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −13,331 | $191.45 | $2.6M | 163,438 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −8,666 | $192.47 | $1.7M | 154,772 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −2,725 | $193.50 | $527K | 152,047 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −1,900 | $194.34 | $369K | 150,147 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −1,500 | $195.55 | $293K | 148,647 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −600 | $196.39 | $118K | 148,047 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −1,358 | $197.65 | $268K | 146,689 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −2,700 | $198.83 | $537K | 143,989 |
| 2025-11-20 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −3,400 | $199.75 | $679K | 140,589 |
Page 8 of 25 · 492 trades