{"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/GPOR","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/GPOR.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/GPOR.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":"GPOR","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":154.39999389648438,"previous_close":153.35000610351562,"delta_neutral":156.63151829881096,"gamma_neutral":117.28862398059917,"gamma_max":154.58755053470688,"total_open_interest":1696,"previous_open_interest":1696,"listed_contracts":93,"listed_calls":53,"listed_puts":45,"gamma_max_distance_pct":0.1214745114227454,"delta_neutral_distance_pct":1.4452878824740651,"gamma_neutral_distance_pct":-24.03586229463589,"open_interest_change_1d_pct":0,"call_open_interest":969,"put_open_interest":727,"put_call_open_interest_ratio":0.7502579979360166,"nearest_expiration_max_pain":155,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":0.38860500468535764,"all_expiration_max_pain":160,"net_gamma_exposure":60630.93661238357,"net_gamma_exposure_per_100k_open_interest":3574937.3002584656,"gamma_exposure_flip":117.28862398059917,"gamma_exposure_flip_distance_pct":-24.03586229463589,"call_wall":155,"call_wall_distance_pct":0.38860500468535764,"put_wall":155,"put_wall_distance_pct":0.38860500468535764,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3341},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"GPOR","price":154.4,"totalOi":1696,"analysisCoverage":0.9444,"avgIvPct":57,"ivRank":45.2,"iv52wHighPct":67.77,"iv52wLowPct":48.1,"frontDte":14,"frontAtmIvPct":32.6275,"backAtmIvPct":32.5929,"termPremiumPp":0.0346,"expectedMoveFrontPct":6.39,"straddleFrontPct":4.74,"straddle30dPct":4.74,"riskReversalFrontPp":-32.92,"riskReversal30dPp":-32.92,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.75,"putCallOiFrontRatio":0.899,"putCallVolumeFrontRatio":0,"optionVolume":2,"volumeOiRatio":0.001179,"netDeltaNormalized":-0.065507,"dealerDeltaNormalized":0.065507,"gexPer100kOi":6070842.570755,"vannaPer100kOi":0,"charmPer100kOi":-25884.433962,"weekendDeltaShiftPer100kOi":-77653.301887,"ivSurfaceRangePp":33,"gammaFlipDistancePct":4.455959,"maxPainDistancePct":3.626943,"peakCallDistancePct":null,"peakPutDistancePct":-2.849741},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GPOR.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."}