Market Movers rounds up the best trade ideas from investors and analysts throughout the day. Ritholtz Wealth Management's Josh Brown says he still likes Uber , despite the 10% plunge Tuesday after the Labor Department proposed a rule to change gig workers' classification . Jim Cramer explains why Taiwan Semiconductor dipped nearly 6% to hit a new 52-week low on Tuesday. Morgan Stanley remains bullish on the chipmaker ahead of the company's analyst meeting on Thursday . Other stocks mentioned included Boeing and Intel .