{"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/MIAX","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/MIAX.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/MIAX.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":"MIAX","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":30.950000762939453,"previous_close":30.8700008392334,"delta_neutral":34.44216728250268,"gamma_neutral":33.36965175113514,"gamma_max":46.523234495405084,"total_open_interest":13501,"previous_open_interest":18661,"listed_contracts":82,"listed_calls":55,"listed_puts":34,"gamma_max_distance_pct":50.31739369490915,"delta_neutral_distance_pct":11.283251804455082,"gamma_neutral_distance_pct":7.8179351487869875,"open_interest_change_1d_pct":-27.65125127270779,"call_open_interest":8249,"put_open_interest":5252,"put_call_open_interest_ratio":0.6366832343314341,"nearest_expiration_max_pain":35,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":13.085619183280114,"all_expiration_max_pain":35,"net_gamma_exposure":-94678.76075967959,"net_gamma_exposure_per_100k_open_interest":-701272.2076859461,"gamma_exposure_flip":33.36965175113514,"gamma_exposure_flip_distance_pct":7.8179351487869875,"call_wall":35,"call_wall_distance_pct":13.085619183280114,"put_wall":35,"put_wall_distance_pct":13.085619183280114,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1731},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":30.95,"totalOi":18726,"analysisCoverage":0.9444,"avgIvPct":500.6,"ivRank":100,"iv52wHighPct":500.6,"iv52wLowPct":64.09,"frontDte":35,"termPremiumPp":4.6827,"riskReversalFrontPp":7.7,"riskReversal30dPp":7.7,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.422,"putCallOiFrontRatio":0.267,"putCallVolumeFrontRatio":0.122,"optionVolume":137,"volumeOiRatio":0.007316,"netDeltaNormalized":-0.037224,"dealerDeltaNormalized":0.037048,"gexPer100kOi":207053.668696,"vannaPer100kOi":1399.124212,"charmPer100kOi":6103.81288,"weekendDeltaShiftPer100kOi":18311.438641,"ivSurfaceRangePp":9.6,"gammaFlipDistancePct":-42.358643,"maxPainDistancePct":13.085622,"peakCallDistancePct":-3.069467,"peakPutDistancePct":13.085622},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/MIAX.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."}