{"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/ODFL","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ODFL.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ODFL.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":"ODFL","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":180.47999572753906,"previous_close":178.10000610351562,"delta_neutral":186.7099083900526,"gamma_neutral":190.5347602722697,"gamma_max":248.57863423588094,"total_open_interest":8714,"previous_open_interest":8697,"listed_contracts":220,"listed_calls":138,"listed_puts":109,"gamma_max_distance_pct":37.731959286583056,"delta_neutral_distance_pct":3.4518577183027483,"gamma_neutral_distance_pct":5.571124103919954,"open_interest_change_1d_pct":0.19546970219615958,"call_open_interest":4270,"put_open_interest":4444,"put_call_open_interest_ratio":1.0407494145199063,"nearest_expiration_max_pain":180,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-0.2659550858277314,"all_expiration_max_pain":195,"net_gamma_exposure":-259597.52901518182,"net_gamma_exposure_per_100k_open_interest":-2979085.7128205397,"gamma_exposure_flip":190.5347602722697,"gamma_exposure_flip_distance_pct":5.571124103919954,"call_wall":195,"call_wall_distance_pct":8.045215323686625,"put_wall":200,"put_wall_distance_pct":10.815605460191408,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2186},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ODFL","price":180.48,"totalOi":8714,"analysisCoverage":1,"avgIvPct":67.3,"ivRank":100,"iv52wHighPct":67.3,"iv52wLowPct":52.5,"frontDte":14,"frontAtmIvPct":35.0783,"backAtmIvPct":39.52,"termPremiumPp":-4.4417,"expectedMoveFrontPct":6.87,"straddleFrontPct":5.18,"straddle30dPct":5.18,"riskReversalFrontPp":-2.49,"riskReversal30dPp":-2.49,"butterflyFrontPp":4.16,"butterfly30dPp":4.16,"putCallOiRatio":1.041,"putCallOiFrontRatio":0.886,"putCallVolumeFrontRatio":4.316,"optionVolume":303,"volumeOiRatio":0.034772,"netDeltaNormalized":-0.047493,"dealerDeltaNormalized":0.047471,"gexPer100kOi":-5380384.324076,"vannaPer100kOi":1113.151251,"charmPer100kOi":-211533.165022,"weekendDeltaShiftPer100kOi":-634610.970852,"ivSurfaceRangePp":99.6,"gammaFlipDistancePct":null,"maxPainDistancePct":8.045213,"peakCallDistancePct":10.815603,"peakPutDistancePct":-5.806738},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ODFL.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."}