{"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/SPT","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SPT.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPT.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":"SPT","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":10.09000015258789,"previous_close":10.380000114440918,"delta_neutral":8.030955466042471,"gamma_neutral":6.7281284829757055,"gamma_max":10.043130247659928,"total_open_interest":5693,"previous_open_interest":5679,"listed_contracts":41,"listed_calls":34,"listed_puts":18,"gamma_max_distance_pct":-0.46451837680043645,"delta_neutral_distance_pct":-20.40678548470898,"gamma_neutral_distance_pct":-33.318846568599206,"open_interest_change_1d_pct":0.24652227504842403,"call_open_interest":4537,"put_open_interest":1156,"put_call_open_interest_ratio":0.25479391668503415,"nearest_expiration_max_pain":7.5,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-25.66898031139876,"all_expiration_max_pain":7.5,"net_gamma_exposure":331935.2134077314,"net_gamma_exposure_per_100k_open_interest":5830585.164372588,"gamma_exposure_flip":6.7281284829757055,"gamma_exposure_flip_distance_pct":-33.318846568599206,"call_wall":10,"call_wall_distance_pct":-0.8919737485316819,"put_wall":10,"put_wall_distance_pct":-0.8919737485316819,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2489},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"SPT","price":10.09,"totalOi":5693,"analysisCoverage":0.9444,"avgIvPct":116.8,"ivRank":52.7,"iv52wHighPct":138.66,"iv52wLowPct":92.4,"frontDte":14,"frontAtmIvPct":60.9659,"backAtmIvPct":67.3314,"termPremiumPp":-6.3655,"expectedMoveFrontPct":11.94,"straddleFrontPct":9.17,"straddle30dPct":9.17,"riskReversalFrontPp":-52.79,"riskReversal30dPp":-52.79,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.255,"putCallOiFrontRatio":0.297,"putCallVolumeFrontRatio":2.8,"optionVolume":118,"volumeOiRatio":0.020727,"netDeltaNormalized":0.297795,"dealerDeltaNormalized":-0.287017,"gexPer100kOi":770423.502547,"vannaPer100kOi":1264.711049,"charmPer100kOi":-352362.550501,"weekendDeltaShiftPer100kOi":-1057105.216933,"ivSurfaceRangePp":82.8,"gammaFlipDistancePct":-41.427156,"maxPainDistancePct":-25.668979,"peakCallDistancePct":-25.668979,"peakPutDistancePct":-25.668979},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPT.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."}