Tesla stock was edging up in premarket trading Wednesday having dropped in the previous session after the National Highway Traffic Safety Administration launched an investigation into a new feature on its vehicles.

Shares of Tesla Inc. TSLA inched 0.15% higher to $411.05 Monday, on what proved to be an all-around mixed trading session for the stock market, with the NASDAQ Composite Index COMP rising 1.24% to 19,864.98 and the Dow Jones Industrial Average DJIA falling 0.06% to 42,706.56.

Tesla stock slipped on Tuesday after Bank of America said it sees shares fairly priced, with some risk to the downside.

Key Takeaways NHTSA opened an investigation into Tesla's Smart Summon and Actually Smart Summon features, which allow users to move their vehicles remotely using an app.The regulatory agency has received complaints that Tesla vehicles failed to detect obstacles or parked vehicles,

BofA Securities analyst John Murphy downgraded shares of electric-vehicle maker Tesla to Hold, but his new target price implies about 17% upside.