The following information appeared in the Wall Street Journal this morning for a treasury bond with semi annual payments (April and October). What is the bid-ask spread? Coupon Maturity Bid Ask 3.335 October 2018 97:18 98:06 Solution Bid ask spread = Ask - Bid Ask = 98:06 Bid = 97:18 Hence bid ask spread = 98:06- 97:18 = 0.88 .