{"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/EXTR","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/EXTR.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/EXTR.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":"EXTR","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":23.1200008392334,"previous_close":21.969999313354492,"delta_neutral":19.797869799847163,"gamma_neutral":14.189150895119568,"gamma_max":24.243132541370922,"total_open_interest":4090,"previous_open_interest":4058,"listed_contracts":123,"listed_calls":77,"listed_puts":59,"gamma_max_distance_pct":4.857835905575011,"delta_neutral_distance_pct":-14.369078368495375,"gamma_neutral_distance_pct":-38.62824230074706,"open_interest_change_1d_pct":0.7885657959586003,"call_open_interest":3350,"put_open_interest":740,"put_call_open_interest_ratio":0.2208955223880597,"nearest_expiration_max_pain":22,"nearest_expiration_max_pain_expiry":"2026-10-16","nearest_expiration_max_pain_distance_pct":-4.844294111498549,"all_expiration_max_pain":16,"net_gamma_exposure":336503.6145233578,"net_gamma_exposure_per_100k_open_interest":8227472.237734911,"gamma_exposure_flip":14.189150895119568,"gamma_exposure_flip_distance_pct":-38.62824230074706,"call_wall":25,"call_wall_distance_pct":8.131483964206195,"put_wall":23,"put_wall_distance_pct":-0.5190347529303004,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":2702},"history_summary":null,"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"symbol":"EXTR","price":23.12,"totalOi":4090,"analysisCoverage":1,"avgIvPct":67.4,"ivRank":0,"iv52wHighPct":113.68,"iv52wLowPct":67.4,"frontDte":14,"frontAtmIvPct":39.7248,"backAtmIvPct":55.4863,"termPremiumPp":-15.7615,"expectedMoveFrontPct":7.78,"straddleFrontPct":6.92,"straddle30dPct":6.92,"riskReversalFrontPp":-1.92,"riskReversal30dPp":-1.92,"butterflyFrontPp":-8.13,"butterfly30dPp":-8.13,"putCallOiRatio":0.221,"putCallOiFrontRatio":0.165,"putCallVolumeFrontRatio":0.52,"optionVolume":106,"volumeOiRatio":0.025917,"netDeltaNormalized":0.332394,"dealerDeltaNormalized":-0.322804,"gexPer100kOi":2159482.640587,"vannaPer100kOi":1198.04401,"charmPer100kOi":-716748.166259,"weekendDeltaShiftPer100kOi":-2150268.948655,"ivSurfaceRangePp":97.8,"gammaFlipDistancePct":-34.818339,"maxPainDistancePct":-30.795848,"peakCallDistancePct":-13.49481,"peakPutDistancePct":8.131488},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/EXTR.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."}