Bullish option flow detected in Palo Alto Networks (PANW) with 41,420 calls trading, 1.8x expected, and implied vol increasing over 1 point to 31.73%. 8/22 weekly 190 calls and 8/22 weekly 207.5 calls ...

In the S&P 500, Analog Devices ADI took the lead with a gain of more than 4% while Target TGT weighed on the benchmark index ...