 CBS Money Watch. Tesla led the tech charge as the EV maker stock got a boost after Elon Musk started following Uber founder Travis Kalanick on X, with investors speculating Kalanick could get involved with Tesla's robo-taxi plans. Boeing stock rose after acquiring fuselage maker Spirit Aerosystems in an all-stock deal worth more than $4.7 billion. A company Boeing spun off in 2005 in a cost-savings move.