Created by JLawStock

Position Reduction
Calculator

Determine exactly how much of your position to sell after a profit gain — leaving you with zero-cost holdings that are essentially free shares.

Input Parameters
%
1%150%300%
Quick Presets
Formula Substitution
Reduction Ratio=
1
1 + 0.35
=
1
1.35
74.1%
Calculation Results
Sell (Profit-Taking)
Keep (Zero-Cost)
74.1%
Sell (Profit-Taking)
Recover your full cost
25.9%
Keep (Zero-Cost)
Free shares — pure upside
Example Scenario (1,000 shares @ $10)
Current Price$13.50
Shares to Sell741 shares
Sale Proceeds$10,004
Original Cost$10,000
Remaining (Zero-Cost)259 shares
Quick Reference Table
Profit %Sell %Keep %
10%90.9%9.1%
25%80.0%20.0%
35%74.1%25.9%
50%66.7%33.3%
75%57.1%42.9%
100%50.0%50.0%
150%40.0%60.0%
200%33.3%66.7%

Reduction Ratio = 1 / (1 + Profit%) · For educational purposes only · Not financial advice

Created by JLawStock