SS Cushag was sold once more, this time to a London broker, from whom she was purchased by the Isle of Man Steam Packet Company in May 1920, at a cost of £22,000 (equivalent to £). Small and drawing so little water, she was mostly used for cargo trade in the Island's smaller ports - Port St Mary, Peel, Laxey and Castletown. After over 20 years service with the Company, she was sold to London agents in January 1943, and then went on to Stornoway on the Isle of Lewis for four years. She transferred to Kirkwall in Orkney in 1947. "Cushag"
The Peel Group Ports was formed in 2005 and followed the acquisition of the Manchester Ship Canal Company in 1986, Clydeport plc in 2003 and Mersey Docks and Harbour Company in 2005. Peel Ports comprises operations in Liverpool, Manchester Ship Canal, Heysham, Glasgow, Medway, Dublin and Great Yarmouth. Peel Ports operates BG Freight Shipping Line. In 2007 Peel Ports acquired a majority investment in Cammell Laird in Birkenhead and in late 2015 it extended its port activities with the acquisition of the East Coast port of Great Yarmouth. Having been restricted by the lock gate infrastructure in the port of Liverpool and the