Move = how much movement the options and the price point to, against the ticker's own year — a size, never a direction. Gamma ▲ long: dealers hedge against a move and calm it · ▼ short: they hedge with it and stretch it. vs flip = the close against the gamma-flip level. Walls = the strikes with the most call / put open interest, with their distance from the close. IV rank = where today's 30-day implied volatility sits in its one-year range (0 low, 100 high). IV−HV = implied minus 20-day realised volatility, in points. Unusual = how many of the Viewer's readings sit beyond 3σ of their own last 60 sessions and among the most extreme 2.5 % of their own year. Option market A / B / C = how busy the ticker's options are. How to read the Scanner