Global Ship Lease (GSL) has firmly beat analysts’ earnings estimates in a container ship market that has skyrocketed amid historic demand driven by unprecedented supply-chain disruption.

The Ian Webber-led owner of 65 boxships on Wednesday reported $66.1m in net income available to common shareholders for the fourth quarter versus $10.7m in income a year ago.

New York-listed GSL’s adjusted earnings for the quarter remained at $66.1m