{"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/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=2026-10-16&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":"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":158.60000610351562,"previous_close":165.8800048828125,"delta_neutral":162.12215223358146,"gamma_neutral":181.3160151504081,"gamma_max":228.43498477072097,"total_open_interest":22511,"previous_open_interest":35272,"listed_contracts":259,"listed_calls":181,"listed_puts":135,"gamma_max_distance_pct":44.03214122301181,"delta_neutral_distance_pct":2.220773010416524,"gamma_neutral_distance_pct":14.322829869291501,"open_interest_change_1d_pct":-36.17883873894307,"call_open_interest":10425,"put_open_interest":12086,"put_call_open_interest_ratio":1.1593285371702637,"nearest_expiration_max_pain":170,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":7.18788994815283,"all_expiration_max_pain":160,"net_gamma_exposure":-405350.18858220393,"net_gamma_exposure_per_100k_open_interest":-1800676.0631789078,"gamma_exposure_flip":181.3160151504081,"gamma_exposure_flip_distance_pct":14.322829869291501,"call_wall":190,"call_wall_distance_pct":19.798229942053165,"put_wall":160,"put_wall_distance_pct":0.8827199512026639,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":"below","open_interest_rank":1380},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":158.6,"totalOi":35360,"analysisCoverage":1,"avgIvPct":372.7,"ivRank":73.5,"iv52wHighPct":481.9,"iv52wLowPct":70.4,"frontDte":35,"termPremiumPp":0,"riskReversalFrontPp":6.42,"riskReversal30dPp":6.42,"butterflyFrontPp":0.33,"butterfly30dPp":0.33,"putCallOiRatio":1.078,"putCallOiFrontRatio":3.693,"putCallVolumeFrontRatio":3.108,"optionVolume":1130,"volumeOiRatio":0.031957,"netDeltaNormalized":0.015734,"dealerDeltaNormalized":-0.015286,"gexPer100kOi":-5999858.710407,"vannaPer100kOi":1207.579186,"charmPer100kOi":506125.565611,"weekendDeltaShiftPer100kOi":1518379.524887,"ivSurfaceRangePp":21.7,"gammaFlipDistancePct":null,"maxPainDistancePct":0.882724,"peakCallDistancePct":0.882724,"peakPutDistancePct":-5.422446},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GH.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."}