{"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/MAC","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/MAC.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/MAC.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":"MAC","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":22.959999084472656,"previous_close":23.09000015258789,"delta_neutral":17.536443353233658,"gamma_neutral":10.693606683545216,"gamma_max":23.939448634870693,"total_open_interest":3591,"previous_open_interest":3336,"listed_contracts":61,"listed_calls":40,"listed_puts":23,"gamma_max_distance_pct":4.265895424448939,"delta_neutral_distance_pct":-23.6217593532346,"gamma_neutral_distance_pct":-53.425056141325946,"open_interest_change_1d_pct":7.643884892086331,"call_open_interest":3232,"put_open_interest":359,"put_call_open_interest_ratio":0.11107673267326733,"nearest_expiration_max_pain":22,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-4.181180848225219,"all_expiration_max_pain":20,"net_gamma_exposure":643307.1644806183,"net_gamma_exposure_per_100k_open_interest":17914429.531624015,"gamma_exposure_flip":10.693606683545216,"gamma_exposure_flip_distance_pct":-53.425056141325946,"call_wall":25,"call_wall_distance_pct":8.885021763380434,"put_wall":20,"put_wall_distance_pct":-12.891982589295653,"gamma_max_cross_direction":"below","delta_neutral_cross_direction":null,"open_interest_rank":2667},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":22.96,"totalOi":3951,"analysisCoverage":1,"avgIvPct":221.1,"ivRank":38.7,"iv52wHighPct":495,"iv52wLowPct":48,"frontDte":35,"termPremiumPp":3.5364,"riskReversalFrontPp":99.49,"riskReversal30dPp":99.49,"butterflyFrontPp":-1.62,"butterfly30dPp":-1.62,"putCallOiRatio":0.117,"putCallOiFrontRatio":0.009,"putCallVolumeFrontRatio":0,"optionVolume":47,"volumeOiRatio":0.011896,"netDeltaNormalized":0.32921,"dealerDeltaNormalized":-0.32921,"gexPer100kOi":5447133.383953,"vannaPer100kOi":2682.865097,"charmPer100kOi":-51176.917236,"weekendDeltaShiftPer100kOi":-153530.751708,"ivSurfaceRangePp":111.5,"gammaFlipDistancePct":-11.280488,"maxPainDistancePct":-8.536585,"peakCallDistancePct":0.174216,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/MAC.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."}