{"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/ALTG","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/ALTG.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/ALTG.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":"ALTG","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":6.480000019073486,"previous_close":6.320000171661377,"delta_neutral":4.902059665847828,"gamma_neutral":6.480000019073486,"gamma_max":7.161828763033397,"total_open_interest":9249,"previous_open_interest":9251,"listed_contracts":22,"listed_calls":13,"listed_puts":18,"gamma_max_distance_pct":10.522048486928849,"delta_neutral_distance_pct":-24.350931305263686,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":-0.021619284401686305,"call_open_interest":8653,"put_open_interest":596,"put_call_open_interest_ratio":0.06887784583381486,"nearest_expiration_max_pain":5,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-22.839506399956733,"all_expiration_max_pain":5,"net_gamma_exposure":1147048.7113181069,"net_gamma_exposure_per_100k_open_interest":12401867.351260751,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":7.5,"call_wall_distance_pct":15.740740400064904,"put_wall":7.5,"put_wall_distance_pct":15.740740400064904,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2131},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.7778,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"ALTG","price":6.48,"totalOi":9249,"analysisCoverage":0.7778,"avgIvPct":139.1,"ivRank":11.2,"iv52wHighPct":605.7,"iv52wLowPct":80.43,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":-147.62,"riskReversal30dPp":-147.62,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.069,"putCallOiFrontRatio":0.052,"putCallVolumeFrontRatio":0,"optionVolume":125,"volumeOiRatio":0.013515,"netDeltaNormalized":0.236908,"dealerDeltaNormalized":-0.236908,"gexPer100kOi":820431.397989,"vannaPer100kOi":3103.038166,"charmPer100kOi":-588669.045302,"weekendDeltaShiftPer100kOi":-1766017.947886,"ivSurfaceRangePp":43.7,"gammaFlipDistancePct":-22.839506,"maxPainDistancePct":-22.839506,"peakCallDistancePct":15.740741,"peakPutDistancePct":null},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/ALTG.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."}