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 |
|---|---|---|---|---|---|---|
| 2026-03-18 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −1,252 | $224.34 | $281K | 25,482 |
| 2026-03-18 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −8,587 | $225.25 | $1.9M | 16,895 |
| 2026-03-18 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −3,277 | $226.03 | $741K | 13,618 |
| 2026-03-18 | Prince Matthew CEO & Board Co-Chair | Conversion · Class B Common Stock 10b5-1 | −52,384 | 4,742,073 | ||
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Conversion 10b5-1 | +52,384 | 52,384 | ||
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −1,454 | $208.14 | $303K | 50,930 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −372 | $208.83 | $78K | 50,558 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −756 | $210.70 | $159K | 49,802 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −16,268 | $211.73 | $3.4M | 33,534 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −28,031 | $212.62 | $6.0M | 5,503 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −5,372 | $213.39 | $1.1M | 131 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Sale 10b5-1 | −131 | $214.49 | $28K | 0 |
| 2026-03-17 | Prince Matthew CEO & Board Co-Chair | Conversion · Class B Common Stock 10b5-1 | −52,384 | 4,794,457 | ||
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Conversion 10b5-1 | +10,341 | 234,966 | ||
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −200 | $207.68 | $42K | 234,766 |
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −100 | $208.64 | $21K | 234,666 |
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −3,041 | $211.69 | $644K | 231,625 |
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −5,000 | $212.57 | $1.1M | 226,625 |
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Sale 10b5-1 | −2,000 | $213.23 | $426K | 224,625 |
| 2026-03-17 | SEIFERT THOMAS J Chief Financial Officer | Option exercise · Employee Stock Option (right to buy) 10b5-1 | −10,341 | 60,000 |
Page 38 of 138 · 2,758 trades