Tesla maintained its Bitcoin holdings at 11,509 BTC in the fourth quarter, despite a significant price drop from approximately $114,000 to $88,000. This decline resulted in a post-tax digital asset impairment loss of about $239 million. The company reported fourth-quarter revenue of $24.9 billion, slightly below the expected $25.1 billion, while adjusted earnings per share exceeded expectations at $0.50, compared to the anticipated $0.45.