You are cautiously bullish on the common stock of the Wildwood Corporation over the next several months. The current price of the stock is $68 per share. You want to establish a bullish spread to help limit the cost of your option position. You find the following option quotes: Wildwoood Corp Underlying Stock price: $68.00 Expiration Strike Call Put June 63.00 10.30 3.80 June 68.00 5.40 4.80 June 73.00 2.90 9.30 Ignoring commissions, the cost to establish the bull spread with calls would be _______.