Stock Movers: Gainers, decliners and most actives market activity tables are a combination of NYSE, Nasdaq, NYSE American and NYSE Arca listings. Sources: FactSet, Dow Jones ETF Movers: Includes ...

Shares of Align Technology Inc. slipped 5.84% to $171.91 Wednesday, on what proved to be an all-around rough trading session for the stock market, with the S&P 500 Index falling 1.61% to 5,844.61 ...