{"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/HESM","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/HESM.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/HESM.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":"HESM","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":37.75,"previous_close":38.04999923706055,"delta_neutral":40.565448418515444,"gamma_neutral":47.1875,"gamma_max":47.87186242117047,"total_open_interest":28839,"previous_open_interest":28738,"listed_contracts":107,"listed_calls":67,"listed_puts":51,"gamma_max_distance_pct":26.812880585882038,"delta_neutral_distance_pct":7.458141506001177,"gamma_neutral_distance_pct":25,"open_interest_change_1d_pct":0.3514510404342682,"call_open_interest":6783,"put_open_interest":22056,"put_call_open_interest_ratio":3.251658558160106,"nearest_expiration_max_pain":39,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":3.3112582781456954,"all_expiration_max_pain":38,"net_gamma_exposure":-6162475.018626931,"net_gamma_exposure_per_100k_open_interest":-21368546.130680438,"gamma_exposure_flip":47.1875,"gamma_exposure_flip_distance_pct":25,"call_wall":42,"call_wall_distance_pct":11.258278145695364,"put_wall":36,"put_wall_distance_pct":-4.635761589403973,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1311},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"HESM","price":37.75,"totalOi":28839,"analysisCoverage":1,"avgIvPct":35.6,"ivRank":30.2,"iv52wHighPct":54.74,"iv52wLowPct":27.3,"frontDte":14,"frontAtmIvPct":24.4578,"backAtmIvPct":27.0472,"termPremiumPp":-2.5894,"expectedMoveFrontPct":4.79,"straddleFrontPct":3.64,"straddle30dPct":3.64,"riskReversalFrontPp":-56.89,"riskReversal30dPp":-56.89,"butterflyFrontPp":4.2,"butterfly30dPp":4.2,"putCallOiRatio":3.252,"putCallOiFrontRatio":0.151,"putCallVolumeFrontRatio":0,"optionVolume":1199,"volumeOiRatio":0.041576,"netDeltaNormalized":-0.168448,"dealerDeltaNormalized":0.167174,"gexPer100kOi":-6015260.029821,"vannaPer100kOi":4643.018135,"charmPer100kOi":-350258.330733,"weekendDeltaShiftPer100kOi":-1050771.524671,"ivSurfaceRangePp":215.7,"gammaFlipDistancePct":null,"maxPainDistancePct":0.662252,"peakCallDistancePct":11.258278,"peakPutDistancePct":-1.986755},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/HESM.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."}