Tesla shares fell by more than 10 percent this morning because the automaker delivered far fewer vehicles than expected in the first quarter. Deliveries of Tesla's high-end models S and X were down more than 50 percent in the quarter. The company also shipped fewer mass-market Model three sedans than expected, according to data from Refinitiv. Meanwhile, a judge gave Tesla CEO Elon Musk and the Securities and Exchange Commission two weeks to work out their differences regarding a charge of contempt the regulator has leveled at Musk for tweets he made regarding Tesla's production. Tesla's stock ended the day down 8.18 percent -- the biggest decline on the Entrepreneur Index™.

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