Arkolith/Insider Trading/NET/Form 4

Seifert Thomas J

Chief Financial OfficerCloudflare, Inc. (NET) · full profile →Form 4 · filed Jul 17, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.8M
Net Open-Market Flow
-$2.8M
Transactions
15
12 non-derivative · 3 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jul 17, 2026Sell(S)300$281.29$84K114K
Jul 17, 2026Conversion(C)10K——124K
Jul 17, 2026Sell(S)200$266.19$53K124K
Jul 17, 2026Sell(S)100$267.76$27K123K
Jul 17, 2026Sell(S)300$270.50$81K123K
Jul 17, 2026Sell(S)500$274.60$137K123K
Jul 17, 2026Sell(S)2K$275.79$430K121K
Jul 17, 2026Sell(S)2K$276.63$482K119K
Jul 17, 2026Sell(S)3K$277.68$916K116K
Jul 17, 2026Sell(S)1K$278.76$335K115K
Jul 17, 2026Sell(S)800$279.91$224K114K
Jul 15, 2026Tax withholding(F)3K$281.75$829K114K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jul 17, 2026Option exercise(M)10K—$020K
Jul 17, 2026Option exercise(M)10K—$019K
Jul 17, 2026Conversion(C)10K—$09K

Transaction Codes

S
Open-market sale
C
Conversion of a derivative
F
Shares withheld for taxes
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001473289-26-000018) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML