Slippage
Last reviewed 2026-08-07
Slippage — definition
The difference between the price you expected to trade at and the price you actually got.
Slippage is mostly a thin-book problem. On a 10¢-spread market, a market order can easily eat through 5–10¢ of slippage before filling.
Use limit orders on illiquid college markets.
Learn more: How prediction markets work
See also
Frequently asked questions
What does slippage mean in prediction markets?
The difference between the price you expected to trade at and the price you actually got.
How does slippage work in practice?
Slippage is mostly a thin-book problem. On a 10¢-spread market, a market order can easily eat through 5–10¢ of slippage before filling.
Sources & further reading
- CFTC — Event contracts explainedU.S. Commodity Futures Trading Commission
- Kalshi — how prices and settlement workKalshi
- UMA Optimistic Oracle documentationUMA Protocol
Last reviewed 2026-08-07 · CollegePredictionMarkets.com