Oct 9 (Reuters) - Import cargo volume at major U.S.container ports is expected to rise 9.9 percent in October fromthe year-ago period as retailers stock up for the all-importantholiday season, a report showed on Tuesday.

U.S. ports are expected to handle 1.45 million 20-footEquivalent Units (TEU) in October, up 9.9 percent from theyear-earlier period, according to the monthly Global PortTracker report by the National Retail Federation and HackettAssociates.