Expected Value Calculator

Is your trade setup +EV or -EV?

Uses & Examples

When to Use This Tool

Determining if a specific trade setup has positive expected value (+EV)
Running quick EV checks on different strategies to find the most profitable one
Understanding why a 40% win rate can still be profitable with big enough wins
Validating your edge before increasing position size

Worked Example

Worked Example

Win rate: 55% | Avg win: $500 | Avg loss: $300

EV = (0.55 × $500) − (0.45 × $300)

EV = $275 − $135 = $140 per trade

Status: +EV — you make $140 on average per trade over time.

Over 100 trades: expected profit = $14,000