Share dilution calculator

What a new issue does to your stake.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18

Your shares

Shares outstanding

New shares issued

Stake after

4.000%

Stake before

5.000%

With these inputs, stake after comes to 4.000%. Stake before works out to 5.000%.

What moves the number · Stake after

Input	−10%	Now	+10%
Your shares	3.600%	4.000%	4.400%
Shares outstanding	4.348%	4.000%	3.704%
New shares issued	4.082%	4.000%	3.922%

Whatmakesequal

Save this set of inputs, change something, then save again to compare the outcomes side by side.

What a new issue does to your stake.

With the defaults above, stake after works out at 4.000%.