Tesla Inc. unveiled battery innovations and increased efficiencies that appeared to underwhelm investors late Tuesday at its much anticipated “Battery Day.” Tesla stock’s TSLA, -5.59%, which had gained more than 4% after an upbeat post-shareholder-meeting presentation, turned south as soon as Chief Executive Elon Musk said that some of the …
Read More »Tesla’s stock skids 7% as promised Battery Day innovations remain off in the future
