{"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/AMTX","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/AMTX.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/AMTX.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":"AMTX","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":1.7200000286102295,"previous_close":1.7300000190734863,"delta_neutral":0.564922606100488,"gamma_neutral":1.295000021457672,"gamma_max":1.4942665801182071,"total_open_interest":45366,"previous_open_interest":44902,"listed_contracts":41,"listed_calls":28,"listed_puts":26,"gamma_max_distance_pct":-13.12403748472123,"delta_neutral_distance_pct":-67.15566298234606,"gamma_neutral_distance_pct":-24.709302330416826,"open_interest_change_1d_pct":1.033361542915683,"call_open_interest":41061,"put_open_interest":4305,"put_call_open_interest_ratio":0.1048440125666691,"nearest_expiration_max_pain":2.5,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":45.348834791590974,"all_expiration_max_pain":2,"net_gamma_exposure":1537396.2762292745,"net_gamma_exposure_per_100k_open_interest":3388873.3329570037,"gamma_exposure_flip":1.295000021457672,"gamma_exposure_flip_distance_pct":-24.709302330416826,"call_wall":2.5,"call_wall_distance_pct":45.348834791590974,"put_wall":2,"put_wall_distance_pct":16.27906783327278,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":1042},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.7778,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"AMTX","price":1.72,"totalOi":45366,"analysisCoverage":0.7778,"avgIvPct":271.4,"ivRank":91.7,"iv52wHighPct":283.7,"iv52wLowPct":136.14,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-1.88,"riskReversal30dPp":-1.88,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.105,"putCallOiFrontRatio":0.162,"putCallVolumeFrontRatio":2.5,"optionVolume":566,"volumeOiRatio":0.012476,"netDeltaNormalized":0.280105,"dealerDeltaNormalized":-0.279908,"gexPer100kOi":59188.224662,"vannaPer100kOi":2193.272495,"charmPer100kOi":-101966.230216,"weekendDeltaShiftPer100kOi":-305896.486355,"ivSurfaceRangePp":69,"gammaFlipDistancePct":18.023256,"maxPainDistancePct":16.27907,"peakCallDistancePct":190.697674,"peakPutDistancePct":16.27907},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/AMTX.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."}