{"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/HDB","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/HDB.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/HDB.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":"HDB","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":23.84000015258789,"previous_close":23.530000686645508,"delta_neutral":21.025760205662614,"gamma_neutral":23.84000015258789,"gamma_max":24.080160428598205,"total_open_interest":15711,"previous_open_interest":39778,"listed_contracts":33,"listed_calls":24,"listed_puts":15,"gamma_max_distance_pct":1.0073837016491989,"delta_neutral_distance_pct":-11.804697688392354,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":-60.503293277691185,"call_open_interest":10004,"put_open_interest":5707,"put_call_open_interest_ratio":0.5704718112754898,"nearest_expiration_max_pain":22.5,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-5.620805973201432,"all_expiration_max_pain":22.5,"net_gamma_exposure":842007.8813334339,"net_gamma_exposure_per_100k_open_interest":5359352.564021602,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":22.5,"call_wall_distance_pct":-5.620805973201432,"put_wall":22.5,"put_wall_distance_pct":-5.620805973201432,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1616},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":23.84,"totalOi":39861,"analysisCoverage":1,"avgIvPct":706.9,"ivRank":52.9,"iv52wHighPct":1290.3,"iv52wLowPct":50.44,"frontDte":35,"termPremiumPp":0,"riskReversalFrontPp":4.23,"riskReversal30dPp":4.23,"butterflyFrontPp":-2.06,"butterfly30dPp":-2.06,"putCallOiRatio":0.314,"putCallOiFrontRatio":0.519,"putCallVolumeFrontRatio":0.484,"optionVolume":719,"volumeOiRatio":0.018038,"netDeltaNormalized":0.20329,"dealerDeltaNormalized":-0.196165,"gexPer100kOi":2888330.774441,"vannaPer100kOi":148.01435,"charmPer100kOi":-11055.91932,"weekendDeltaShiftPer100kOi":-33165.249241,"ivSurfaceRangePp":48.8,"gammaFlipDistancePct":-4.907718,"maxPainDistancePct":-5.620805,"peakCallDistancePct":4.865772,"peakPutDistancePct":-5.620805},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/HDB.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."}