{"schema_version":1,"publisher":"Half on a Double","data_through":"2026-10-16","frequency":"end-of-day","methodology":"market-implied-carry-v1","generation":"market-implied-carry-analytics-20260917T000000Z","canonical_url":"https://halfonadouble.com/stock/SPMO","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SPMO.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPMO.json?date=2026-10-16&public_schema=4","definitions_url":"https://halfonadouble.com/methodology.md","license_url":"https://halfonadouble.com/terms.md","disclaimer_url":"https://halfonadouble.com/disclaimer.md","symbol":"SPMO","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":140.88999938964844,"previous_close":144.17999267578125,"delta_neutral":135.78156941358122,"gamma_neutral":34.20107644189923,"gamma_max":160.71687810179316,"total_open_interest":19857,"previous_open_interest":30601,"listed_contracts":375,"listed_calls":242,"listed_puts":164,"gamma_max_distance_pct":14.072594788868637,"delta_neutral_distance_pct":-3.6258286593778943,"gamma_neutral_distance_pct":-75.72497935264234,"open_interest_change_1d_pct":-35.109963726675595,"call_open_interest":12942,"put_open_interest":6915,"put_call_open_interest_ratio":0.5343069077422345,"nearest_expiration_max_pain":150,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":6.466037795313453,"all_expiration_max_pain":140,"net_gamma_exposure":384582.44092173345,"net_gamma_exposure_per_100k_open_interest":1936760.038886707,"gamma_exposure_flip":34.20107644189923,"gamma_exposure_flip_distance_pct":-75.72497935264234,"call_wall":150,"call_wall_distance_pct":6.466037795313453,"put_wall":145,"put_wall_distance_pct":2.9171698688030054,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1473},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":140.89,"totalOi":30799,"analysisCoverage":1,"avgIvPct":230.5,"ivRank":100,"iv52wHighPct":230.5,"iv52wLowPct":28.3,"frontDte":35,"termPremiumPp":2.1313,"riskReversalFrontPp":3.23,"riskReversal30dPp":3.23,"butterflyFrontPp":-1.19,"butterfly30dPp":-1.19,"putCallOiRatio":0.47,"putCallOiFrontRatio":2.252,"putCallVolumeFrontRatio":1.886,"optionVolume":2134,"volumeOiRatio":0.069288,"netDeltaNormalized":0.079731,"dealerDeltaNormalized":-0.079728,"gexPer100kOi":-6182449.624988,"vannaPer100kOi":493.522517,"charmPer100kOi":169261.989026,"weekendDeltaShiftPer100kOi":507782.720218,"ivSurfaceRangePp":25.4,"gammaFlipDistancePct":-39.456313,"maxPainDistancePct":-0.631698,"peakCallDistancePct":6.466037,"peakPutDistancePct":-0.631698},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SPMO.json?date=2026-10-16&public_schema=4","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."}