{"schema_version":1,"publisher":"Half on a Double","data_through":"2026-10-02","frequency":"end-of-day","methodology":"market-implied-carry-v1","generation":"market-implied-carry-analytics-20260917T000000Z","canonical_url":"https://halfonadouble.com/stock/SW","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SW.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SW.json?date=2026-10-02","definitions_url":"https://halfonadouble.com/methodology.md","license_url":"https://halfonadouble.com/terms.md","disclaimer_url":"https://halfonadouble.com/disclaimer.md","symbol":"SW","page_tier":"B","units":{"prices":"USD per share","open_interest":"option contracts","gamma_exposure":"modeled dollar-delta change per USD 1 underlying move","gamma_exposure_normalized":"modeled gamma exposure per 100,000 open option contracts","distances":"percent of close","forward_outcomes":"close-to-close percent return"},"snapshot":{"close":42.540000915527344,"previous_close":43.040000915527344,"delta_neutral":40.158744086430374,"gamma_neutral":36.447119523053985,"gamma_max":48.938509672548,"total_open_interest":18894,"previous_open_interest":18791,"listed_contracts":69,"listed_calls":40,"listed_puts":34,"gamma_max_distance_pct":15.041158014374101,"delta_neutral_distance_pct":-5.597688711444754,"gamma_neutral_distance_pct":-14.322711004572222,"open_interest_change_1d_pct":0.5481347453568198,"call_open_interest":14597,"put_open_interest":4297,"put_call_open_interest_ratio":0.29437555662122356,"nearest_expiration_max_pain":45,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":5.782790389115254,"all_expiration_max_pain":45,"net_gamma_exposure":1467967.7710603743,"net_gamma_exposure_per_100k_open_interest":7769491.749022835,"gamma_exposure_flip":36.447119523053985,"gamma_exposure_flip_distance_pct":-14.322711004572222,"call_wall":50,"call_wall_distance_pct":17.536433765683615,"put_wall":45,"put_wall_distance_pct":5.782790389115254,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1616},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.8889,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"SW","price":42.54,"totalOi":18894,"analysisCoverage":0.8889,"avgIvPct":68.5,"ivRank":28.4,"iv52wHighPct":94.7,"iv52wLowPct":58.1,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-0.95,"riskReversal30dPp":-0.95,"butterflyFrontPp":4.91,"butterfly30dPp":4.91,"putCallOiRatio":0.294,"putCallOiFrontRatio":0.309,"putCallVolumeFrontRatio":0.524,"optionVolume":1113,"volumeOiRatio":0.058908,"netDeltaNormalized":0.087291,"dealerDeltaNormalized":-0.087291,"gexPer100kOi":3283112.204933,"vannaPer100kOi":4107.123955,"charmPer100kOi":-196877.31555,"weekendDeltaShiftPer100kOi":-590631.94665,"ivSurfaceRangePp":109.5,"gammaFlipDistancePct":8.133521,"maxPainDistancePct":5.782793,"peakCallDistancePct":17.536436,"peakPutDistancePct":-5.970851},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SW.json?date=2026-10-02","interpretation":"Catalyst intensity ranks unusual option pricing and activity; it does not identify the event, predict direction or recommend a trade. Directional score summarizes relative positioning under documented model conventions."},"gamma_max_cross_outcomes":[],"missing_value_semantics":"null means unavailable; it never means zero","interpretation":"These are descriptive end-of-day model outputs. Signed GEX uses the published call-positive, put-negative convention and is not observed dealer inventory. None of the fields are live prices, predictions or investment advice."}