{"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/GERN","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/GERN.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/GERN.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":"GERN","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":1.2000000476837158,"previous_close":1.2100000381469727,"delta_neutral":0.7668333770078124,"gamma_neutral":1.2000000476837158,"gamma_max":1.3329534492965003,"total_open_interest":72183,"previous_open_interest":72064,"listed_contracts":52,"listed_calls":40,"listed_puts":25,"gamma_max_distance_pct":11.079449694140928,"delta_neutral_distance_pct":-36.09722112195059,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":0.1651309946714032,"call_open_interest":56271,"put_open_interest":15912,"put_call_open_interest_ratio":0.28277443087913845,"nearest_expiration_max_pain":1,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-16.66666997803569,"all_expiration_max_pain":1,"net_gamma_exposure":1994417.5893192778,"net_gamma_exposure_per_100k_open_interest":2763001.800035019,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":1.5,"call_wall_distance_pct":24.999995032946465,"put_wall":1,"put_wall_distance_pct":-16.66666997803569,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":797},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":0.7778,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"GERN","price":1.2,"totalOi":72183,"analysisCoverage":0.7778,"avgIvPct":284.5,"ivRank":42.6,"iv52wHighPct":481.9,"iv52wLowPct":138.11,"frontDte":null,"frontAtmIvPct":null,"backAtmIvPct":null,"termPremiumPp":null,"expectedMoveFrontPct":null,"straddleFrontPct":null,"straddle30dPct":null,"riskReversalFrontPp":71.32,"riskReversal30dPp":71.32,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.283,"putCallOiFrontRatio":0.203,"putCallVolumeFrontRatio":0,"optionVolume":135,"volumeOiRatio":0.00187,"netDeltaNormalized":0.23992,"dealerDeltaNormalized":-0.236921,"gexPer100kOi":32183.117909,"vannaPer100kOi":3628.278126,"charmPer100kOi":-37830.237036,"weekendDeltaShiftPer100kOi":-113492.096477,"ivSurfaceRangePp":112.1,"gammaFlipDistancePct":5,"maxPainDistancePct":-16.666667,"peakCallDistancePct":66.666667,"peakPutDistancePct":-16.666667},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/GERN.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."}