Founder tool

Dilution calculator

Model equity dilution for your next round. Understand how investment size and valuation affect founder ownership — then prepare the records investors verify next.

Round inputs

Enter your terms — results update as you type.

Use the currency your round is denominated in

$
$
%

Before this round

%

ESOP before round

Founder dilution

—.—%

Enter your round terms to see ownership shift

Post-money (USD)

New investor

—.—%

Cap table snapshot

Founders—.—% → —.—%
Option pool—.—% → —.—%
New investors—.—% → —.—%

Records matter as much as math

Dilution math is the easy part. What investors scrutinize next is whether your ownership records match reality. SEBL helps founders maintain verified cap table integrity through fundraising.