Quintiles IMS Holdings Inc. (Q) , a healthcare company based in Durham, N.C., will be added to the S&P 500 prior the the market's open on Tuesday, August 29. It will replace Whole Foods Market (WFM) , which was acquired this week by Amazon (AMZN) .
In addition, SBA Communications Corp. (SBAC) , a technology company based in Boca Raton, Florida, will be added to the S&P 500 before the open on Friday, Sept. 1. It will replace E.I. du Pont de Nemours (DD) . That company is being acquired by Dow Chemical (DOW) .
Quintiles IMS Holdings closed at $95.11 on Thursday, up 1%. SBA Communications closed at $148.08, up 1.3%.