Tesla short interest is $10.85 billion, 32.16 million shares shorted, 25.22% of float. Tesla is up over 1.5% in early morning trading and shorts are down another $136 million in mark-to-market losses. Shorts have covered 2.6 million shares, -7.42%, over the last week as the stock gained over 18%. Shorts were down $2.5 billion in mark-to-market losses in October, and are down $1.9 billion year-to-date.