Transocean Ltd RIG shares are trading lower after the company entered asset sale deals and disclosed non-cash charges in the third quarter. The company announced that a subsidiary has agreed to sell the Development Driller III and associated assets for $195 million and the Discoverer Inspiration and related assets for $147 million. The company stated that the total sale amount of $342 million will result in a non-cash charge of $630 million—$645 million in the third quarter due to asset impairment. Transocean plans to use the proceeds to repay existing debt mainly.