The Trump administration just gave Joby investors some good news.Joby Aviation (JOBY 2.38%) stock surged early in Friday's trading, but it wound up giving up most of its gains. Shares of the maker of electric vertical takeoff and landing (eVTOL) vehicles rose 2.3% today, but they had been up as much as 11.2% earlier in the session. Meanwhile, the S&P 500 fell 0.1%, and the Nasdaq Composite climbed 0.4%.Joby stock posted gains today following a press release from the company announcing that it will be partic ...