It is March and a trader buys 100 August call options (=1 option contract) with a strike price of $25. The stock price is $27.15 and the option price is $4.76. At the expiration, the stock price becomes $31.7. Calculate the option profit to the trader. If a loss, then enter a negative value.

For example, if the loss is $123.45, then enter "-123.45".