https://www.reuters.com/article/us-tesla-musk-shorts/tesla-short-sellers-back-in-force-as-shares-remain-shaky-idUSKBN1KV1VE >The number of Tesla Inc shares sold short has rebounded and are now higher than before CEO Elon Musk proposed on Tuesday taking the electric car maker private, according to data from financial technology and analytics firm S3 Partners.