Nathan Reiff has been writing expert articles and news about financial topics such as investing and trading, cryptocurrency, ETFs, and alternative investments on Investopedia since 2016. Westend61 / ...

Posted: September 17, 2025 | Last updated: September 19, 2025 In a recent step-by-step video, options trader Gavin McMaster showed how to use Barchart’s candlestick screeners alongside options flow ...