Options-Strike-Calculator

Use whenever the user pastes or mentions an Unusual Whales Periscope chart, the per-strike Gamma / Charm / Positions / Vanna histograms, the Net GEX / Net Charm heat maps, the dots / orange / purple bar highlights, the 0DTE straddle breakeven cone or breakeven lines, the MM hedge reaction Excel decoder, or asks 'how does this chart affect my trading today / where do I put my stop / where should I exit my long or short' with a Periscope screenshot in view — even if they don't say 'Periscope' or 'Unusual Whales' explicitly. Encodes the official Periscope FAQ semantics: green bar = MM **net positive gamma** at that strike (long-options inventory, suppressive hedging), red bar = MM **net negative gamma** (short-options inventory, procyclical hedging), orange bar = gamma flipped sign since prior 10-min slice, purple bar = magnitude crossed user threshold, dots = prior-slice value. Encodes the 4-case hedge primitive (gamma sign × price direction → Buy or Sell /ES) which is the engine behind every read, plus the per