What does the sliding scale in the “HIRO Signal” column indicate? Range of the entire bar: The width of the full indicator represents the 30-day range of the HIRO signal on a stock or index (Hedging Impact of Real-time Options). Here, this is represented by the full width of the long gray shape. Solid colored segment: The width of this section represents the 5-day range of the HIRO signal on a stock or index. Here, it is represented by a green area. Open Circle: This shows today’s HIRO signal relative to the last 30 days & last 5 days. The color of the circle itself relays what the intraday flow is (green positive HIRO signals and red for negative HIRO readings). For instance a dark red circle indicates the HIRO signal is near the low of the day. Colors: Red indicates negative delta flow (traders sell calls and buy puts) Green indicates positive delta flow (traders buy calls and sell puts) Yellow indicates a neutral position SpotGamma Alpha subscribers can access the SpotGamma HIRO Indicator here. Related articles Can a symbol be added to the SpotGamma HIRO Indicator? How often does the trending stock list update? What are the trending stocks listed? Where can I find the trending stocks listed? How do I add symbols to my HIRO watchlist?