You sold a 7-month put option 100-shares contract with an exercise price of $79 per share. This means that you have the obligation to sell 100 shares at a price of $79 per share if the buyer of the put exercises the put at expiration time. If you sold this 100-share contract for $540.00 and the stock price actually changed to $74 at expiration of the put option, your net profit (or loss) would be ______?