You long one European put option with strike price $40 and short one European call option with strike price $37 today. The put and call are on the same stock and have the same time to maturity. The price of the European put is $1.5, and the price of the European call is $4. The current stock price is $39. At the option expiration date, the stock closes at $38. What is your total profit from the two option positions?