Commission

What it means

Commission is one of the direct costs of trading and should be included in performance and sizing calculations.

What to watch

Low commissions do not guarantee low all-in costs if slippage and spread remain high.

Where traders usually run into this

Commission is most useful once it is tied to a concrete page, chart decision, or workflow question.

• Commission and Slippage Calculator keeps this term attached to a real tool instead of leaving it as standalone jargon.
• Slippage keeps this term attached to a real glossary instead of leaving it as standalone jargon.
• Bid-Ask Spread keeps this term attached to a real glossary instead of leaving it as standalone jargon.

Best next page if this term is blocking you

If you understand the definition but still do not know what to do with it, start with Commission and Slippage Calculator. That page is the fastest way to see how commission shows up in a real tool workflow.