{"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/GH","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/GH.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/GH.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":"GH","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":177.8000030517578,"previous_close":174.75,"delta_neutral":165.3207154547978,"gamma_neutral":166.29510006298932,"gamma_max":190.77542892481452,"total_open_interest":26721,"previous_open_interest":26613,"listed_contracts":256,"listed_calls":192,"listed_puts":146,"gamma_max_distance_pct":7.297764707731498,"delta_neutral_distance_pct":-7.018721812579086,"gamma_neutral_distance_pct":-6.470698982732525,"open_interest_change_1d_pct":0.4058167061210686,"call_open_interest":12769,"put_open_interest":13952,"put_call_open_interest_ratio":1.09264625264312,"nearest_expiration_max_pain":160,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-10.01125013849196,"all_expiration_max_pain":150,"net_gamma_exposure":875105.4668618408,"net_gamma_exposure_per_100k_open_interest":3274972.7437664787,"gamma_exposure_flip":166.29510006298932,"gamma_exposure_flip_distance_pct":-6.470698982732525,"call_wall":180,"call_wall_distance_pct":1.2373435941965454,"put_wall":160,"put_wall_distance_pct":-10.01125013849196,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1363},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"GH","price":177.8,"totalOi":26721,"analysisCoverage":1,"avgIvPct":91.8,"ivRank":78,"iv52wHighPct":97.85,"iv52wLowPct":70.4,"frontDte":14,"frontAtmIvPct":49.0688,"backAtmIvPct":63.1829,"termPremiumPp":-14.1141,"expectedMoveFrontPct":9.61,"straddleFrontPct":7.73,"straddle30dPct":7.73,"riskReversalFrontPp":-0.37,"riskReversal30dPp":-0.37,"butterflyFrontPp":-6.39,"butterfly30dPp":-6.39,"putCallOiRatio":1.093,"putCallOiFrontRatio":1.096,"putCallVolumeFrontRatio":0.37,"optionVolume":151,"volumeOiRatio":0.005651,"netDeltaNormalized":0.208176,"dealerDeltaNormalized":-0.208176,"gexPer100kOi":5863907.001983,"vannaPer100kOi":1036.63785,"charmPer100kOi":-3643707.196587,"weekendDeltaShiftPer100kOi":-10931117.847386,"ivSurfaceRangePp":74.1,"gammaFlipDistancePct":1.197975,"maxPainDistancePct":-15.635546,"peakCallDistancePct":6.861642,"peakPutDistancePct":-4.386952},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GH.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."}