Liquidity I assume. It may be difficult to sell $25,000 worth of Bitcoin at the settlement price on the settlement date. Slippage could be more than the $2,000

Liquidity I assume. It may be difficult to sell $25,000 worth of Bitcoin at the settlement price on the settlement date. Slippage could be more than the $2,000 profit you estimated. Especially if many people do the same trade.