{"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/ENTG","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ENTG.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ENTG.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":"ENTG","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":166.47000122070312,"previous_close":158.51699829101562,"delta_neutral":130.40380482806842,"gamma_neutral":124.41284298535476,"gamma_max":157.2949138337772,"total_open_interest":32580,"previous_open_interest":31034,"listed_contracts":309,"listed_calls":214,"listed_puts":178,"gamma_max_distance_pct":-5.511556027900634,"delta_neutral_distance_pct":-21.665282710497944,"gamma_neutral_distance_pct":-25.264106401723215,"open_interest_change_1d_pct":4.981633047625185,"call_open_interest":20632,"put_open_interest":11948,"put_call_open_interest_ratio":0.5791004265219077,"nearest_expiration_max_pain":145,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-12.897219356800843,"all_expiration_max_pain":130,"net_gamma_exposure":1987785.6622842792,"net_gamma_exposure_per_100k_open_interest":6101245.126716633,"gamma_exposure_flip":124.41284298535476,"gamma_exposure_flip_distance_pct":-25.264106401723215,"call_wall":160,"call_wall_distance_pct":-3.886586876469897,"put_wall":155,"put_wall_distance_pct":-6.890131036580213,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1235},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ENTG","price":166.47,"totalOi":32580,"analysisCoverage":1,"avgIvPct":74.9,"ivRank":36.7,"iv52wHighPct":87.14,"iv52wLowPct":67.8,"frontDte":14,"frontAtmIvPct":60.251,"backAtmIvPct":66.2943,"termPremiumPp":-6.0433,"expectedMoveFrontPct":11.8,"straddleFrontPct":19.31,"straddle30dPct":19.31,"riskReversalFrontPp":-3.08,"riskReversal30dPp":-3.08,"butterflyFrontPp":1.95,"butterfly30dPp":1.95,"putCallOiRatio":0.579,"putCallOiFrontRatio":0.731,"putCallVolumeFrontRatio":0.283,"optionVolume":5507,"volumeOiRatio":0.16903,"netDeltaNormalized":0.339927,"dealerDeltaNormalized":-0.339927,"gexPer100kOi":10369451.104972,"vannaPer100kOi":-1019.03008,"charmPer100kOi":-7657584.407612,"weekendDeltaShiftPer100kOi":-22972756.292204,"ivSurfaceRangePp":45.9,"gammaFlipDistancePct":-12.11029,"maxPainDistancePct":-21.907851,"peakCallDistancePct":-3.886586,"peakPutDistancePct":-36.925572},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ENTG.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."}