Key Takeaways The S&P 500 added 0.2% on Tuesday, Aug. 27, ahead of Nvidia's earnings report on Wednesday and key economic data on tap for later in the week. ResMed shares soared amid an upbeat outlook for sleep apnea treatments, while Insulet shares jumped following a new FDA approval. Shares of Paramount Global fell after media executive Edgar Bronfman Jr. withdrew a bid to acquire the company. Major U.S. equities indexes ticked higher ahead of a potentially consequential earnings report from semiconductor ...