{"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/PRAX","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/PRAX.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/PRAX.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":"PRAX","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":241.75999450683594,"previous_close":248.24000549316406,"delta_neutral":259.8333113539521,"gamma_neutral":257.19206719083013,"gamma_max":390.4233203169864,"total_open_interest":18745,"previous_open_interest":22085,"listed_contracts":266,"listed_calls":184,"listed_puts":124,"gamma_max_distance_pct":61.492111676047756,"delta_neutral_distance_pct":7.47572686042775,"gamma_neutral_distance_pct":6.383220149997911,"open_interest_change_1d_pct":-15.123386914195155,"call_open_interest":9083,"put_open_interest":9662,"put_call_open_interest_ratio":1.0637454585489377,"nearest_expiration_max_pain":290,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":19.9536757897304,"all_expiration_max_pain":300,"net_gamma_exposure":-47229.15360325137,"net_gamma_exposure_per_100k_open_interest":-251956.00748600357,"gamma_exposure_flip":257.19206719083013,"gamma_exposure_flip_distance_pct":6.383220149997911,"call_wall":350,"call_wall_distance_pct":44.771677677260826,"put_wall":220,"put_wall_distance_pct":-9.000659745721768,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1499},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":241.76,"totalOi":22201,"analysisCoverage":0.9444,"avgIvPct":456.4,"ivRank":100,"iv52wHighPct":456.4,"iv52wLowPct":74.4,"frontDte":35,"termPremiumPp":0.8783,"riskReversalFrontPp":-24.71,"riskReversal30dPp":-24.71,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.808,"putCallOiFrontRatio":0.603,"putCallVolumeFrontRatio":0.059,"optionVolume":356,"volumeOiRatio":0.016035,"netDeltaNormalized":-0.003671,"dealerDeltaNormalized":0.003671,"gexPer100kOi":954636.457817,"vannaPer100kOi":4337.642449,"charmPer100kOi":10368.902302,"weekendDeltaShiftPer100kOi":31102.202603,"ivSurfaceRangePp":13,"gammaFlipDistancePct":-50.550132,"maxPainDistancePct":24.090007,"peakCallDistancePct":19.953673,"peakPutDistancePct":3.408339},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/PRAX.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."}