PTDA Business Index for 3Q2015 indicates continued slowing compared to previous quarter with a reading of 37.7, down from 46.6 in 2Q2015. PTDA Business Index reading fell behind the October 2015 PMI® Index of 50.1 for the second time this year. Featuring distributor and manufacturer breakout data in addition to historical data, index tracks change in business activity, new orders, employment, supplier deliveries, inventories, prices, and backlog in the PT/MC industry.