{"schema_version":1,"publisher":"Half on a Double","data_through":"2026-10-16","frequency":"end-of-day","methodology":"market-implied-carry-v1","generation":"market-implied-carry-analytics-20260917T000000Z","canonical_url":"https://halfonadouble.com/stock/SOUN","markdown_url":"https://halfonadouble.com/stock/SOUN.md","history_url":"https://halfonadouble.com/api/v1/history/SOUN.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SOUN.json?date=2026-10-16&public_schema=4","definitions_url":"https://halfonadouble.com/methodology.md","license_url":"https://halfonadouble.com/terms.md","disclaimer_url":"https://halfonadouble.com/disclaimer.md","symbol":"SOUN","page_tier":"A","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":4.71999979019165,"previous_close":4.889999866485596,"delta_neutral":4.897556650939235,"gamma_neutral":0.7198408046624862,"gamma_max":5.63479199626345,"total_open_interest":528411,"previous_open_interest":653941,"listed_contracts":301,"listed_calls":191,"listed_puts":171,"gamma_max_distance_pct":19.381191668117758,"delta_neutral_distance_pct":3.761798064409975,"gamma_neutral_distance_pct":-84.74913481652383,"open_interest_change_1d_pct":-19.195921344586132,"call_open_interest":401867,"put_open_interest":126544,"put_call_open_interest_ratio":0.31489024975924873,"nearest_expiration_max_pain":5,"nearest_expiration_max_pain_expiry":"2026-10-23","nearest_expiration_max_pain_distance_pct":5.932208098614778,"all_expiration_max_pain":6,"net_gamma_exposure":10372969.860578902,"net_gamma_exposure_per_100k_open_interest":1963049.569478853,"gamma_exposure_flip":0.7198408046624862,"gamma_exposure_flip_distance_pct":-84.74913481652383,"call_wall":5,"call_wall_distance_pct":5.932208098614778,"put_wall":5,"put_wall_distance_pct":5.932208098614778,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":186},"history_summary":{"first_date":"2022-05-26","last_date":"2026-10-16","session_count":1009,"trailing_window_sessions":252,"sessions_above_gamma_max_pct":2.7777777777777777,"gamma_max_cross_count":10,"delta_neutral_cross_count":25,"gamma_max_prior_sessions_closer_pct":73.01587301587301,"gamma_max_prior_comparison_sessions":252,"delta_neutral_prior_sessions_closer_pct":31.746031746031743,"delta_neutral_prior_comparison_sessions":252,"open_interest_percentile_1y":1.984126984126984,"open_interest_change_1d_contracts":-125530,"open_interest_change_z_252":-1.8326549635990228,"open_interest_change_z_comparison_sessions":252,"open_interest_change_5_sessions_pct":-16.036610072536885,"open_interest_change_21_sessions_pct":-11.639763953988085,"call_put_open_interest_changes":{"one_session":{"call_change_contracts":-106245,"put_change_contracts":-19285,"call_growth_pct":-20.90976005290172,"put_growth_pct":-13.224392953390614,"call_minus_put_growth_pp":-7.685367099511106},"five_sessions":{"call_change_contracts":-71534,"put_change_contracts":-29390,"call_growth_pct":-15.11065671597652,"put_growth_pct":-18.847717624123025,"call_minus_put_growth_pp":3.737060908146505},"call_change_surprise":{"z_score":-2.383965506348528,"comparison_sessions":252},"put_change_surprise":{"z_score":-0.7337990975971564,"comparison_sessions":252},"call_minus_put_growth_surprise":{"z_score":-2.0312406447963616,"comparison_sessions":252}}},"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":49.699123698748835,"directional_score":26.160956239435485,"catalyst_reasons":["smile convexity -30.5 pp","front IV premium 11.2 pp"],"features":{"price":4.72,"totalOi":669474,"analysisCoverage":1,"avgIvPct":694.6,"ivRank":36,"iv52wHighPct":1696.9,"iv52wLowPct":131.26,"frontDte":7,"termPremiumPp":11.2411,"riskReversalFrontPp":-1.16,"riskReversal30dPp":2.5,"butterflyFrontPp":-30.52,"butterfly30dPp":16.89,"putCallOiRatio":0.29,"putCallOiFrontRatio":0.298,"putCallVolumeFrontRatio":0.187,"optionVolume":27759,"volumeOiRatio":0.041464,"netDeltaNormalized":-0.015424,"dealerDeltaNormalized":0.015393,"gexPer100kOi":99432.560488,"vannaPer100kOi":2622.058512,"charmPer100kOi":-44715.104694,"weekendDeltaShiftPer100kOi":-134145.164711,"ivSurfaceRangePp":141,"gammaFlipDistancePct":-51.483051,"maxPainDistancePct":27.118644,"peakCallDistancePct":5.932203,"peakPutDistancePct":5.932203},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SOUN.json?date=2026-10-16&public_schema=4","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":[{"direction":"above","event_count":35,"completed_path_count":35,"latest_cross_date":"2026-08-07","horizons":[{"sessions":1,"sample_size":35,"median_return_pct":-0.9414241489280051,"p25_return_pct":-3.668147302218972,"p75_return_pct":2.300324999593917,"above_zero_pct":40,"median_interval_low_pct":-1.9108292635635737,"median_interval_high_pct":1.3449372759214429,"median_interval_nominal_coverage_pct":91.04689210653305,"confidence_floor_pct":0},{"sessions":3,"sample_size":35,"median_return_pct":-2.097905673384104,"p25_return_pct":-8.824942648448019,"p75_return_pct":5.415656784808531,"above_zero_pct":37.142857142857146,"median_interval_low_pct":-6.81818407593342,"median_interval_high_pct":1.7326775327312083,"median_interval_nominal_coverage_pct":91.04689210653305,"confidence_floor_pct":0},{"sessions":5,"sample_size":35,"median_return_pct":-1.9076948899489188,"p25_return_pct":-9.225120869284748,"p75_return_pct":4.896370275739004,"above_zero_pct":37.142857142857146,"median_interval_low_pct":-6.19047056790627,"median_interval_high_pct":1.3613819024244744,"median_interval_nominal_coverage_pct":91.04689210653305,"confidence_floor_pct":0},{"sessions":10,"sample_size":35,"median_return_pct":-1.7834378112919103,"p25_return_pct":-12.886201309487,"p75_return_pct":12.61742818173569,"above_zero_pct":45.714285714285715,"median_interval_low_pct":-9.233796717861553,"median_interval_high_pct":5.361305853581877,"median_interval_nominal_coverage_pct":91.04689210653305,"confidence_floor_pct":0}]},{"direction":"below","event_count":41,"completed_path_count":41,"latest_cross_date":"2026-08-10","horizons":[{"sessions":1,"sample_size":41,"median_return_pct":-1.2474000726259704,"p25_return_pct":-5.342232171145545,"p75_return_pct":2.7352296565572587,"above_zero_pct":39.02439024390244,"median_interval_low_pct":-3.4313693407726165,"median_interval_high_pct":1.1111153496636383,"median_interval_nominal_coverage_pct":94.04161119819037,"confidence_floor_pct":0},{"sessions":3,"sample_size":41,"median_return_pct":-2.040810007458649,"p25_return_pct":-8.055327698869231,"p75_return_pct":8.333342794388487,"above_zero_pct":43.90243902439025,"median_interval_low_pct":-4.91582812901179,"median_interval_high_pct":1.8082187600331867,"median_interval_nominal_coverage_pct":94.04161119819037,"confidence_floor_pct":0},{"sessions":5,"sample_size":41,"median_return_pct":-1.152078087026076,"p25_return_pct":-10.714285038496085,"p75_return_pct":4.403674428525961,"above_zero_pct":43.90243902439025,"median_interval_low_pct":-8.58704407054688,"median_interval_high_pct":2.702700090373522,"median_interval_nominal_coverage_pct":94.04161119819037,"confidence_floor_pct":0},{"sessions":10,"sample_size":41,"median_return_pct":-2.7649852114563944,"p25_return_pct":-10.921507316398781,"p75_return_pct":8.64197440017307,"above_zero_pct":41.46341463414634,"median_interval_low_pct":-6.860705356170104,"median_interval_high_pct":4.411772268178837,"median_interval_nominal_coverage_pct":94.04161119819037,"confidence_floor_pct":0}]}],"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."}