{"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/HP","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/HP.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/HP.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":"HP","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":37.43000030517578,"previous_close":37.68000030517578,"delta_neutral":32.12243786984199,"gamma_neutral":24.04034702485783,"gamma_max":34.238215074293805,"total_open_interest":12341,"previous_open_interest":13531,"listed_contracts":119,"listed_calls":75,"listed_puts":66,"gamma_max_distance_pct":-8.527344923480056,"delta_neutral_distance_pct":-14.179968987603425,"gamma_neutral_distance_pct":-35.77251715508654,"open_interest_change_1d_pct":-8.794619762027937,"call_open_interest":6523,"put_open_interest":5818,"put_call_open_interest_ratio":0.8919208952935765,"nearest_expiration_max_pain":40,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":6.86614927563557,"all_expiration_max_pain":27.5,"net_gamma_exposure":306665.10156079807,"net_gamma_exposure_per_100k_open_interest":2484929.1107754484,"gamma_exposure_flip":24.04034702485783,"gamma_exposure_flip_distance_pct":-35.77251715508654,"call_wall":35,"call_wall_distance_pct":-6.492119383818876,"put_wall":40,"put_wall_distance_pct":6.86614927563557,"gamma_max_cross_direction":"above","delta_neutral_cross_direction":null,"open_interest_rank":1801},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":37.43,"totalOi":13514,"analysisCoverage":1,"avgIvPct":229.2,"ivRank":100,"iv52wHighPct":229.2,"iv52wLowPct":59,"frontDte":35,"termPremiumPp":-3.003,"riskReversalFrontPp":59.1,"riskReversal30dPp":59.1,"butterflyFrontPp":4.83,"butterfly30dPp":4.83,"putCallOiRatio":0.829,"putCallOiFrontRatio":0.398,"putCallVolumeFrontRatio":0.154,"optionVolume":34,"volumeOiRatio":0.002516,"netDeltaNormalized":0.2157,"dealerDeltaNormalized":-0.204543,"gexPer100kOi":1203286.221696,"vannaPer100kOi":133.195205,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":28.2,"gammaFlipDistancePct":-85.760085,"maxPainDistancePct":-26.529522,"peakCallDistancePct":13.545285,"peakPutDistancePct":-13.171253},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/HP.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."}