{"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/EDV","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/EDV.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/EDV.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":"EDV","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":57.599998474121094,"previous_close":57.61000061035156,"delta_neutral":58.94699603968793,"gamma_neutral":57.599998474121094,"gamma_max":62.02242888383178,"total_open_interest":14712,"previous_open_interest":18819,"listed_contracts":194,"listed_calls":106,"listed_puts":89,"gamma_max_distance_pct":7.67783077580744,"delta_neutral_distance_pct":2.338537502170292,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":-21.823688825123547,"call_open_interest":9720,"put_open_interest":4992,"put_call_open_interest_ratio":0.5135802469135803,"nearest_expiration_max_pain":58,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":0.6944471119363338,"all_expiration_max_pain":60,"net_gamma_exposure":849210.419934632,"net_gamma_exposure_per_100k_open_interest":5772229.608038554,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":60,"call_wall_distance_pct":4.166669426141035,"put_wall":55,"put_wall_distance_pct":-4.513886359370718,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":"below","open_interest_rank":1663},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":57.6,"totalOi":18913,"analysisCoverage":1,"avgIvPct":69.8,"ivRank":90.1,"iv52wHighPct":74.9,"iv52wLowPct":23.3,"frontDte":35,"termPremiumPp":-2.3983,"riskReversalFrontPp":0.98,"riskReversal30dPp":0.98,"butterflyFrontPp":2.95,"butterfly30dPp":2.95,"putCallOiRatio":0.449,"putCallOiFrontRatio":0.464,"putCallVolumeFrontRatio":11.789,"optionVolume":1069,"volumeOiRatio":0.056522,"netDeltaNormalized":-0.020611,"dealerDeltaNormalized":0.018819,"gexPer100kOi":4650145.402633,"vannaPer100kOi":1882.303178,"charmPer100kOi":-8597.261143,"weekendDeltaShiftPer100kOi":-25786.496061,"ivSurfaceRangePp":36.7,"gammaFlipDistancePct":3.125,"maxPainDistancePct":0.694444,"peakCallDistancePct":-13.194444,"peakPutDistancePct":5.902778},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/EDV.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."}