Trading Costs
Trading Commission Calculator
Calculate flat, percentage or per-share commissions with minimums and maximums, per trade and per year.
0.1% of $9,600 → $9.60 per order
Trading Costs calculators
Costs are the one part of trading performance you control completely. Measure what commissions, spreads and slippage really take from every trade.
Trading Costs calculators
Trading Costs
Spread Cost Calculator
Turn a bid-ask spread into money per trade, pips and monthly cost.
EUR/USD 0.8 pips × 1 lot → $8
Trading Costs
Slippage Calculator
Measure the difference between expected and filled price in %, basis points and money.
Expected 100 · filled 100.18 → 0.18% ($90)
Trading Costs
Order Fill Rate Calculator
Calculate the share of your orders that were filled, fully or partially.
85 filled / 100 placed → 85%
What each trading costs calculator measures
- Trading Commission Calculator — Calculate flat, percentage or per-share commissions with minimums and maximums, per trade and per year.
- Spread Cost Calculator — Turn a bid-ask spread into money per trade, pips and monthly cost.
- Slippage Calculator — Measure the difference between expected and filled price in %, basis points and money.
- Order Fill Rate Calculator — Calculate the share of your orders that were filled, fully or partially.
For the theory behind these formulas, see Execution metrics on Trading Metrics .