As I'm writing this, NVIDIA Corp. (NVDA) stock is down more than 8% for the day, trading at about $109 and change.The thing is, I'm not seeing a lot of put buying. In other words, this drop isn't caused by bearish traders betting on NVIDIA tanking.Rather, what we’re seeing here is bullish traders selling their calls and cashing in on the stock’s meteoric rise this year.Here’s when that might end – and why the selloff may keep going…My approach to trading is focused on PFP: Price Action, Flows, and Position. ...