Will Tesla Break The S&P 500 Index? (Part 1) Shut up of Tesla emblem on a charger at a Supercharger fast battery charging station for the ... electrical car firm Tesla Motors, within the Silicon Valley city of Mountain View, California, August 24, 2016. (Photograph by Smith Assortment/Gado/Getty Photos). Getty Photos The S&P 500 Index is so acquainted that we assume we perceive it. We consider it as... #cap-weighting #index_membership #index-tracking #public_float #sampp_500_index #tesla