{"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/ARCB","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ARCB.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ARCB.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":"ARCB","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":129.97999572753906,"previous_close":133.07000732421875,"delta_neutral":114.31513004651116,"gamma_neutral":97.17270239776529,"gamma_max":141.4820423130209,"total_open_interest":948,"previous_open_interest":1032,"listed_contracts":59,"listed_calls":39,"listed_puts":24,"gamma_max_distance_pct":8.84908983194011,"delta_neutral_distance_pct":-12.051751189363184,"gamma_neutral_distance_pct":-25.240263431415734,"open_interest_change_1d_pct":-8.13953488372093,"call_open_interest":691,"put_open_interest":257,"put_call_open_interest_ratio":0.3719247467438495,"nearest_expiration_max_pain":115,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-11.524847068728768,"all_expiration_max_pain":135,"net_gamma_exposure":69214.16450083583,"net_gamma_exposure_per_100k_open_interest":7301072.204729518,"gamma_exposure_flip":97.17270239776529,"gamma_exposure_flip_distance_pct":-25.240263431415734,"call_wall":140,"call_wall_distance_pct":7.7088818293736745,"put_wall":120,"put_wall_distance_pct":-7.6781012891082785,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3582},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.8889,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":129.98,"totalOi":1046,"analysisCoverage":0.8889,"avgIvPct":194.4,"ivRank":99.3,"iv52wHighPct":195.4,"iv52wLowPct":56.8,"frontDte":35,"termPremiumPp":4.443,"riskReversalFrontPp":0.84,"riskReversal30dPp":0.84,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.348,"putCallOiFrontRatio":4.6,"putCallVolumeFrontRatio":0,"optionVolume":31,"volumeOiRatio":0.029637,"netDeltaNormalized":0.173872,"dealerDeltaNormalized":-0.173872,"gexPer100kOi":11946853.728489,"vannaPer100kOi":1816.443595,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":20.2,"gammaFlipDistancePct":4.669949,"maxPainDistancePct":0.015387,"peakCallDistancePct":3.862133,"peakPutDistancePct":-7.678104},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ARCB.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."}