{"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/SAM","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SAM.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SAM.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":"SAM","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":180.82000732421875,"previous_close":179.1999969482422,"delta_neutral":103.2936051512111,"gamma_neutral":57.3222714481163,"gamma_max":136.6976321276298,"total_open_interest":7080,"previous_open_interest":7652,"listed_contracts":114,"listed_calls":70,"listed_puts":53,"gamma_max_distance_pct":-24.401268338340167,"delta_neutral_distance_pct":-42.87490268374958,"gamma_neutral_distance_pct":-68.29871190894558,"open_interest_change_1d_pct":-7.4751698902247785,"call_open_interest":6333,"put_open_interest":747,"put_call_open_interest_ratio":0.11795357650402653,"nearest_expiration_max_pain":180,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-0.45349369041249865,"all_expiration_max_pain":150,"net_gamma_exposure":599122.0996652978,"net_gamma_exposure_per_100k_open_interest":8462176.548944883,"gamma_exposure_flip":57.3222714481163,"gamma_exposure_flip_distance_pct":-68.29871190894558,"call_wall":155,"call_wall_distance_pct":-14.279397344521874,"put_wall":150,"put_wall_distance_pct":-17.04457807534375,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2214},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":180.82,"totalOi":7619,"analysisCoverage":1,"avgIvPct":257.5,"ivRank":100,"iv52wHighPct":257.5,"iv52wLowPct":46.4,"frontDte":35,"termPremiumPp":5.1314,"riskReversalFrontPp":80.53,"riskReversal30dPp":80.53,"butterflyFrontPp":-1.59,"butterfly30dPp":-1.59,"putCallOiRatio":0.132,"putCallOiFrontRatio":0.419,"putCallVolumeFrontRatio":0.846,"optionVolume":51,"volumeOiRatio":0.006694,"netDeltaNormalized":0.574675,"dealerDeltaNormalized":-0.564869,"gexPer100kOi":20299005.250033,"vannaPer100kOi":-6654.41659,"charmPer100kOi":-171951.699698,"weekendDeltaShiftPer100kOi":-515855.099094,"ivSurfaceRangePp":53.5,"gammaFlipDistancePct":-19.649375,"maxPainDistancePct":-17.044575,"peakCallDistancePct":-3.218671,"peakPutDistancePct":-5.983851},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SAM.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."}