Robinhood shares drop after the online brokerage fails to get the nod to join the S&P 500

Stock market today: S&P 500, Dow, Nasdaq futures drift higher with US and China set to reboot trade talks

Third time lucky? Citi changes its S&P target once more after index hits 6,000.

Is Simon Property Stock Underperforming the Nasdaq?

Charting the S&P 500: Reaching Toward All-Time High

Here's what investors need to know about the S&P 500 Focused 50 Index | Retire on Track