Related Quotes  AT& T Inc  22.70   0.46  1.99%  Darden Restaurants Inc  172   4.27  2.42%  Sba Communications Corporation - Class A  222.94   3.31  1.46%  Airbnb Inc - Class A  137.49   1.38  1.01%  Enter Symbols:       S&P 500 Movers: T, DRI [VIDEO] NEW YORK, September 19 /Market News Video/ -- In early trading on Thursday, shares of Darden Restaurants topped the list of the day's best performing components of the S&P 500 index, trading up 6.2%. Year to date, Darden Restaurants registers a 2.9% gain. And the worst performing S&P 500 component thus far on the day is AT&T, trading down 2.5%. AT&T is showing a gain of 26.3% looking at the year to date performance. Two other components making moves today are SBA Communications, trading down 2.5%, and Airbnb, trading up 5.0% on the day. See more daily stock market videos from Market News Video, at http://www.marketnewsvideo.com/   back