{"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/ACWI","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ACWI.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ACWI.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":"ACWI","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":157.74000549316406,"previous_close":159.22999572753906,"delta_neutral":154.21178118412345,"gamma_neutral":155.79416841535792,"gamma_max":168.09578152421037,"total_open_interest":4860,"previous_open_interest":9215,"listed_contracts":144,"listed_calls":77,"listed_puts":93,"gamma_max_distance_pct":6.565091714476382,"delta_neutral_distance_pct":-2.2367339838805265,"gamma_neutral_distance_pct":-1.233572340588306,"open_interest_change_1d_pct":-47.25990233315247,"call_open_interest":2108,"put_open_interest":2752,"put_call_open_interest_ratio":1.3055028462998102,"nearest_expiration_max_pain":162,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":2.700643057236708,"all_expiration_max_pain":154,"net_gamma_exposure":83833.54207148348,"net_gamma_exposure_per_100k_open_interest":1724970.0014708533,"gamma_exposure_flip":155.79416841535792,"gamma_exposure_flip_distance_pct":-1.233572340588306,"call_wall":160,"call_wall_distance_pct":1.432733883690576,"put_wall":158,"put_wall_distance_pct":0.16482471014444386,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":"above","open_interest_rank":2472},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":157.74,"totalOi":9121,"analysisCoverage":1,"avgIvPct":180.7,"ivRank":100,"iv52wHighPct":180.7,"iv52wLowPct":25,"frontDte":35,"termPremiumPp":1.3975,"riskReversalFrontPp":9.56,"riskReversal30dPp":9.56,"butterflyFrontPp":3.41,"butterfly30dPp":3.41,"putCallOiRatio":2.799,"putCallOiFrontRatio":2.604,"putCallVolumeFrontRatio":2.667,"optionVolume":260,"volumeOiRatio":0.028506,"netDeltaNormalized":-0.024594,"dealerDeltaNormalized":0.02407,"gexPer100kOi":-61696574.936959,"vannaPer100kOi":2280.451705,"charmPer100kOi":15425.940138,"weekendDeltaShiftPer100kOi":46266.856704,"ivSurfaceRangePp":38.2,"gammaFlipDistancePct":null,"maxPainDistancePct":0.164828,"peakCallDistancePct":-11.246355,"peakPutDistancePct":-4.272854},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ACWI.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."}