What does the number beside the sliding scale in the “HIRO by Sector” section indicate? The cumulative HIRO value for all stocks that are in the given sector. SpotGamma Alpha subscribers can access the SpotGamma HIRO Indicator here. Related articles What does the sliding scale in the “HIRO Signal” column indicate? How do I add symbols to my watchlist? How can I use the SpotGamma HIRO to help me trade? What does the "HIRO by Sector" section represent? How do I view the entire list of HIRO symbols (not only my watchlist)?