{"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/DRV","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/DRV.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/DRV.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":"DRV","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":23.5,"previous_close":23.709999084472656,"delta_neutral":17.377382769872142,"gamma_neutral":2.932383218336021,"gamma_max":23.118079186556752,"total_open_interest":1380,"previous_open_interest":1312,"listed_contracts":62,"listed_calls":48,"listed_puts":22,"gamma_max_distance_pct":-1.6251949508223316,"delta_neutral_distance_pct":-26.05369034096961,"gamma_neutral_distance_pct":-87.52177353899565,"open_interest_change_1d_pct":5.182926829268292,"call_open_interest":1233,"put_open_interest":147,"put_call_open_interest_ratio":0.1192214111922141,"nearest_expiration_max_pain":20,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-14.893617021276595,"all_expiration_max_pain":18,"net_gamma_exposure":123646.16675535569,"net_gamma_exposure_per_100k_open_interest":8959867.156185195,"gamma_exposure_flip":2.932383218336021,"gamma_exposure_flip_distance_pct":-87.52177353899565,"call_wall":24,"call_wall_distance_pct":2.127659574468085,"put_wall":21,"put_wall_distance_pct":-10.638297872340425,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3472},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.8889,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"DRV","price":23.5,"totalOi":1380,"analysisCoverage":0.8889,"avgIvPct":51,"ivRank":5.6,"iv52wHighPct":102.85,"iv52wLowPct":47.9,"frontDte":14,"frontAtmIvPct":53.9706,"backAtmIvPct":47.7897,"termPremiumPp":6.1809,"expectedMoveFrontPct":10.57,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":11.54,"riskReversal30dPp":11.54,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.119,"putCallOiFrontRatio":0.362,"putCallVolumeFrontRatio":0.2,"optionVolume":65,"volumeOiRatio":0.047101,"netDeltaNormalized":0.349981,"dealerDeltaNormalized":-0.267058,"gexPer100kOi":1916710.869565,"vannaPer100kOi":2391.304348,"charmPer100kOi":-219782.608696,"weekendDeltaShiftPer100kOi":-659420.289855,"ivSurfaceRangePp":29.2,"gammaFlipDistancePct":-31.106383,"maxPainDistancePct":-23.404255,"peakCallDistancePct":-6.382979,"peakPutDistancePct":-2.12766},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/DRV.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."}