 "U-140" only carried out one raiding patrol, under her first captain, Hans-Peter Hinsch.He took her round the north of Scotland in December 1940 following her work-up program, and it was here that she sank her first victim, twelve days into the voyage.Six days later north of Ireland, on 8 December she sank the steel 3-mast barque "Penang" of neutral Finland, inbound from Stenhouse Bay, South Australia to Cobh in neutral Ireland with a cargo of grain.