{"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/SMA","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SMA.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SMA.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":"SMA","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":32.5099983215332,"previous_close":32.2400016784668,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":404,"previous_open_interest":404,"listed_contracts":15,"listed_calls":10,"listed_puts":6,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":0,"call_open_interest":317,"put_open_interest":87,"put_call_open_interest_ratio":0.2744479495268139,"nearest_expiration_max_pain":30,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-7.720696558359062,"all_expiration_max_pain":30,"net_gamma_exposure":55535.208864062406,"net_gamma_exposure_per_100k_open_interest":13746338.82773822,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":35,"call_wall_distance_pct":7.659187348581094,"put_wall":30,"put_wall_distance_pct":-7.720696558359062,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":4177},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.8333,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"SMA","price":32.51,"totalOi":404,"analysisCoverage":0.8333,"avgIvPct":45.8,"ivRank":15.1,"iv52wHighPct":78.53,"iv52wLowPct":40,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-9.44,"riskReversal30dPp":-9.44,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.274,"putCallOiFrontRatio":0.353,"putCallVolumeFrontRatio":0,"optionVolume":2,"volumeOiRatio":0.00495,"netDeltaNormalized":0.228525,"dealerDeltaNormalized":-0.21099,"gexPer100kOi":3919017.326733,"vannaPer100kOi":1732.673267,"charmPer100kOi":-1000000,"weekendDeltaShiftPer100kOi":-3000000,"ivSurfaceRangePp":121.1,"gammaFlipDistancePct":-3.598893,"maxPainDistancePct":-7.720701,"peakCallDistancePct":-46.170409,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SMA.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."}