{"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/COPP","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/COPP.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/COPP.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":"COPP","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":39.560001373291016,"previous_close":40.310001373291016,"delta_neutral":34.97352500017432,"gamma_neutral":24.361416748609223,"gamma_max":41.11078880881772,"total_open_interest":1088,"previous_open_interest":1194,"listed_contracts":77,"listed_calls":54,"listed_puts":29,"gamma_max_distance_pct":3.9200894380497258,"delta_neutral_distance_pct":-11.593721470933167,"gamma_neutral_distance_pct":-38.41907001283153,"open_interest_change_1d_pct":-8.877721943048575,"call_open_interest":886,"put_open_interest":202,"put_call_open_interest_ratio":0.22799097065462753,"nearest_expiration_max_pain":40,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":1.1122310703610088,"all_expiration_max_pain":30,"net_gamma_exposure":80510.28016026293,"net_gamma_exposure_per_100k_open_interest":7399841.926494754,"gamma_exposure_flip":24.361416748609223,"gamma_exposure_flip_distance_pct":-38.41907001283153,"call_wall":40,"call_wall_distance_pct":1.1122310703610088,"put_wall":39,"put_wall_distance_pct":-1.4155747063980166,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3491},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.8889,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":39.56,"totalOi":1179,"analysisCoverage":0.8889,"avgIvPct":259,"ivRank":100,"iv52wHighPct":259,"iv52wLowPct":39.7,"frontDte":35,"termPremiumPp":3.4163,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":8.52,"butterfly30dPp":8.52,"putCallOiRatio":0.241,"putCallOiFrontRatio":0.327,"putCallVolumeFrontRatio":1,"optionVolume":22,"volumeOiRatio":0.01866,"netDeltaNormalized":0.317037,"dealerDeltaNormalized":-0.316768,"gexPer100kOi":3613636.980492,"vannaPer100kOi":-678.541137,"charmPer100kOi":0,"weekendDeltaShiftPer100kOi":0,"ivSurfaceRangePp":31.3,"gammaFlipDistancePct":-29.196158,"maxPainDistancePct":-24.165824,"peakCallDistancePct":-21.638018,"peakPutDistancePct":3.64004},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/COPP.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."}