On Sep 15, 2015 you buy 500 forward contracts on the S&P 500 index with a delivery price of 2000 and an Oct 15, 2016 expiration date. On Oct 15, 2015 you sell 500 forward contracts on the S&P 500 index with a delivery price of 2005 and the same Oct 15, 2016 expiration date. The IR is 10%.
a. What will your payoff be on Oct 15, 2015?
b. Calculate your profit or loss on October 15, 2015.