• Quarter Kelly uses 25% of the full Kelly stake: smaller stakes and smoother swings, a good starting point.
• Half Kelly uses 50%: more aggressive, for users comfortable with bigger swings.
• Full Kelly is mathematically aggressive and can be hard to live with during losing streaks.
• Custom Kelly lets you set your own fraction.

Treat the suggested stake as a guide: you can apply it, reduce it or choose your own.

Read more: Bankroll and Kelly