Tesla Motors ( TSLA ) shot up after hours Wednesday in the wake of its quarterly report, but shares have quickly reversed lower in the stock market today . The luxury electric car maker says it will produce 500,000 cars annually by 2018, two years sooner than Tesla previously estimated. Deutsche Bank maintained its hold rating on Tesla and raised its price target to 290 from 280. The analyst says the 2018 production goal might be too optimistic, and sees 355,000 units produced that year. Meanwhile, Baird reiterated its outperform rating and raised its price target from 300 to 338, citing the improvement of Model X production issues and several upcoming catalysts. But the analyst also models a lower delivery count than Tesla for 2018, at 300,000. Tesla shares rose initially but quickly reversed lower, crumbling 3.3% intraday on the stock market today . The stock is dropping below the 200-day line and hitting its lowest level in more than a month. Tesla is now about 23% below its high reached last July. Mobileye Meanwhile, Tesla partner Mobileye ( MBLY ) beat quarterly earnings expectations early Thursday. But the maker of advanced driver assistance systems is breaking below its 50-day line, losing 5%, after finding support around that level in Wednesday’s session. Mobileye shares are trading at 45% below their high reached last August. Nvidia And Tesla chip supplier Nvidia ( NVDA ) is looking for support at its 50-day line for a second session, rising fractionally intraday. Shares are now extended about 6% from a buy point that Nvidia cleared in March, and about 6% below its all-time high reached a few weeks ago. Nvidia reports quarterly results next week.