{"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/SPEM","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SPEM.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPEM.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":"SPEM","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":51.90999984741211,"previous_close":51.5,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":29,"previous_open_interest":29,"listed_contracts":18,"listed_calls":9,"listed_puts":9,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":0,"call_open_interest":15,"put_open_interest":14,"put_call_open_interest_ratio":0.9333333333333333,"nearest_expiration_max_pain":49,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-5.6058560122634695,"all_expiration_max_pain":53,"net_gamma_exposure":1775.5063991778516,"net_gamma_exposure_per_100k_open_interest":6122435.859233971,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":53,"call_wall_distance_pct":2.0997883948986966,"put_wall":52,"put_wall_distance_pct":0.17337729310815522,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":5118},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.6111,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"SPEM","price":51.91,"totalOi":29,"analysisCoverage":0.6111,"avgIvPct":28.5,"ivRank":3.2,"iv52wHighPct":91.82,"iv52wLowPct":26.4,"frontDte":14,"frontAtmIvPct":20.6794,"backAtmIvPct":18.8111,"termPremiumPp":1.8683,"expectedMoveFrontPct":4.05,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.933,"putCallOiFrontRatio":0.667,"putCallVolumeFrontRatio":0,"optionVolume":2,"volumeOiRatio":0.068966,"netDeltaNormalized":0.014138,"dealerDeltaNormalized":-0.014138,"gexPer100kOi":659137.931034,"vannaPer100kOi":0,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":null,"gammaFlipDistancePct":2.600655,"maxPainDistancePct":2.099788,"peakCallDistancePct":null,"peakPutDistancePct":0.173377},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPEM.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."}