The S&P posted its best day since March and the Dow ended a 4-day losing streak. But the big winners today -- high growth like semis, biotech and the Ark Innovation fund. What’s behind the gains and how should you trade the names? Plus Sheila Bair was front and center for the last financial crisis and she’s seeing signs that another one could be on the horizon. She tells us what’s keeping her up at night.

Apple shares dropping after hours after reports the company is getting ready to slash iPhone production due to the chip shortage. What it means for the iPhone maker and the chip stocks. Plus JPMorgan set to kick off Q3 earnings season tomorrow morning. How you should trade the big banks around these reports.