{"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/ZBH","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ZBH.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ZBH.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":"ZBH","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":88.25,"previous_close":88.02999877929688,"delta_neutral":91.01133641955441,"gamma_neutral":91.44955368459696,"gamma_max":101.38909916652962,"total_open_interest":8758,"previous_open_interest":8736,"listed_contracts":143,"listed_calls":95,"listed_puts":68,"gamma_max_distance_pct":14.888497639127046,"delta_neutral_distance_pct":3.1289931099766695,"gamma_neutral_distance_pct":3.6255565831127066,"open_interest_change_1d_pct":0.2518315018315018,"call_open_interest":4208,"put_open_interest":4550,"put_call_open_interest_ratio":1.081273764258555,"nearest_expiration_max_pain":95,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":7.64872521246459,"all_expiration_max_pain":90,"net_gamma_exposure":-186078.9634131278,"net_gamma_exposure_per_100k_open_interest":-2124674.165484446,"gamma_exposure_flip":91.44955368459696,"gamma_exposure_flip_distance_pct":3.6255565831127066,"call_wall":100,"call_wall_distance_pct":13.314447592067987,"put_wall":90,"put_wall_distance_pct":1.9830028328611897,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2181},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ZBH","price":88.25,"totalOi":8758,"analysisCoverage":1,"avgIvPct":40.4,"ivRank":12.6,"iv52wHighPct":71.65,"iv52wLowPct":35.9,"frontDte":14,"frontAtmIvPct":29.4107,"backAtmIvPct":33.652,"termPremiumPp":-4.2413,"expectedMoveFrontPct":5.76,"straddleFrontPct":4.96,"straddle30dPct":4.96,"riskReversalFrontPp":-1.86,"riskReversal30dPp":-1.86,"butterflyFrontPp":-0.55,"butterfly30dPp":-0.55,"putCallOiRatio":1.081,"putCallOiFrontRatio":1.19,"putCallVolumeFrontRatio":4.2,"optionVolume":54,"volumeOiRatio":0.006166,"netDeltaNormalized":-0.038177,"dealerDeltaNormalized":0.038167,"gexPer100kOi":-1551931.491208,"vannaPer100kOi":1838.319251,"charmPer100kOi":343765.699931,"weekendDeltaShiftPer100kOi":1031297.099794,"ivSurfaceRangePp":37.1,"gammaFlipDistancePct":null,"maxPainDistancePct":1.983003,"peakCallDistancePct":7.648725,"peakPutDistancePct":-9.348442},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ZBH.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."}