{"schema_version":1,"publisher":"Half on a Double","data_through":"2026-10-02","frequency":"end-of-day","methodology":"market-implied-carry-v1","generation":"market-implied-carry-analytics-20260917T000000Z","canonical_url":"https://halfonadouble.com/stock/EXPO","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/EXPO.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/EXPO.json?date=2026-10-02","definitions_url":"https://halfonadouble.com/methodology.md","license_url":"https://halfonadouble.com/terms.md","disclaimer_url":"https://halfonadouble.com/disclaimer.md","symbol":"EXPO","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":67.30000305175781,"previous_close":69.9000015258789,"delta_neutral":null,"gamma_neutral":null,"gamma_max":null,"total_open_interest":1771,"previous_open_interest":1435,"listed_contracts":18,"listed_calls":12,"listed_puts":7,"gamma_max_distance_pct":null,"delta_neutral_distance_pct":null,"gamma_neutral_distance_pct":null,"open_interest_change_1d_pct":23.414634146341466,"call_open_interest":529,"put_open_interest":1242,"put_call_open_interest_ratio":2.347826086956522,"nearest_expiration_max_pain":55,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-18.27637814859883,"all_expiration_max_pain":65,"net_gamma_exposure":24041.140792459515,"net_gamma_exposure_per_100k_open_interest":1357489.5986707802,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":75,"call_wall_distance_pct":11.441302524637956,"put_wall":50,"put_wall_distance_pct":-25.70579831690803,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3302},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"EXPO","price":67.3,"totalOi":1771,"analysisCoverage":0.9444,"avgIvPct":54.6,"ivRank":16.1,"iv52wHighPct":116.27,"iv52wLowPct":42.73,"frontDte":14,"frontAtmIvPct":48.0987,"backAtmIvPct":46.1249,"termPremiumPp":1.9738,"expectedMoveFrontPct":9.42,"straddleFrontPct":14.97,"straddle30dPct":14.97,"riskReversalFrontPp":45.14,"riskReversal30dPp":45.14,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":2.348,"putCallOiFrontRatio":0.006,"putCallVolumeFrontRatio":0,"optionVolume":59,"volumeOiRatio":0.033315,"netDeltaNormalized":-0.054512,"dealerDeltaNormalized":0.054517,"gexPer100kOi":931025.409373,"vannaPer100kOi":5872.388481,"charmPer100kOi":-186787.125918,"weekendDeltaShiftPer100kOi":-560361.377753,"ivSurfaceRangePp":45.1,"gammaFlipDistancePct":10.282318,"maxPainDistancePct":-3.417533,"peakCallDistancePct":11.441308,"peakPutDistancePct":4.011887},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/EXPO.json?date=2026-10-02","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."}