A. Piglin enters into the short position (mak delivery) on 100 futures contracts, each for delivery of one share of stock GLD in four weeks with cash settlement. The margin requirement is 20%, with no maintenance margin. The contract is marked to market at the end of each week. The annual continuous risk-free rate is r = 0.04 and the margin account does not pay interest. Given the following futures prices, what is Piglin's profit? Round your response to two decimal places. Elapsed time (weeks) Futures price 0 1 499 483 557 2 3 696 4 601