{"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/DTM","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/DTM.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/DTM.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":"DTM","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":121,"previous_close":120.08000183105469,"delta_neutral":95.80817469278993,"gamma_neutral":68.38007072663383,"gamma_max":128.19292301939876,"total_open_interest":1901,"previous_open_interest":1901,"listed_contracts":70,"listed_calls":41,"listed_puts":29,"gamma_max_distance_pct":5.9445644788419525,"delta_neutral_distance_pct":-20.819690336537246,"gamma_neutral_distance_pct":-43.48754485402163,"open_interest_change_1d_pct":0,"call_open_interest":1778,"put_open_interest":123,"put_call_open_interest_ratio":0.06917885264341957,"nearest_expiration_max_pain":125,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":3.3057851239669422,"all_expiration_max_pain":125,"net_gamma_exposure":278949.8262181973,"net_gamma_exposure_per_100k_open_interest":14673846.723734735,"gamma_exposure_flip":68.38007072663383,"gamma_exposure_flip_distance_pct":-43.48754485402163,"call_wall":140,"call_wall_distance_pct":15.702479338842975,"put_wall":135,"put_wall_distance_pct":11.570247933884298,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":3246},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.8333,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"DTM","price":121,"totalOi":1901,"analysisCoverage":0.8333,"avgIvPct":43.5,"ivRank":5.1,"iv52wHighPct":76.84,"iv52wLowPct":41.7,"frontDte":14,"frontAtmIvPct":32.8317,"backAtmIvPct":26.1738,"termPremiumPp":6.6579,"expectedMoveFrontPct":6.43,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":null,"riskReversal30dPp":null,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.069,"putCallOiFrontRatio":0.008,"putCallVolumeFrontRatio":0,"optionVolume":17,"volumeOiRatio":0.008943,"netDeltaNormalized":0.227533,"dealerDeltaNormalized":-0.227533,"gexPer100kOi":17788630.194634,"vannaPer100kOi":2524.986849,"charmPer100kOi":-20568069.437138,"weekendDeltaShiftPer100kOi":-61704155.707522,"ivSurfaceRangePp":101.6,"gammaFlipDistancePct":0.363636,"maxPainDistancePct":3.305785,"peakCallDistancePct":7.438017,"peakPutDistancePct":-29.752066},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/DTM.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."}