Nvidia (NVDA) rose 1.8% to a new 52 week high on positive analyst comments on the chip sector in general. Nvidia crossed the $4 trillion mark cap today, becoming the first company to do so. The rest of the sector was quiet.

UnitedHealth Group (UNH) takes a hit, down 5% on news from the Wall Street Journal indicating the Depart of Justice has interviewed former doctors and employees of UNH about their Medicare billing practices and whether they were trained or were pressured to submit claims for certain conditions that would get larger payments for the healthcare provided. UNH declined to comment.  

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