{"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/DRTS","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/DRTS.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/DRTS.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":"DRTS","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":12.289999961853027,"previous_close":13.15999984741211,"delta_neutral":7.442598792449942,"gamma_neutral":12.289999961853027,"gamma_max":11.844117396615637,"total_open_interest":26388,"previous_open_interest":27533,"listed_contracts":70,"listed_calls":59,"listed_puts":28,"gamma_max_distance_pct":-3.6280111197832934,"delta_neutral_distance_pct":-39.4418322575179,"gamma_neutral_distance_pct":0,"open_interest_change_1d_pct":-4.158645988450224,"call_open_interest":23391,"put_open_interest":2997,"put_call_open_interest_ratio":0.1281262023855329,"nearest_expiration_max_pain":10,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-18.633034735239757,"all_expiration_max_pain":10,"net_gamma_exposure":1552014.140610134,"net_gamma_exposure_per_100k_open_interest":5881514.857549394,"gamma_exposure_flip":null,"gamma_exposure_flip_distance_pct":null,"call_wall":12.5,"call_wall_distance_pct":1.708706580950305,"put_wall":10,"put_wall_distance_pct":-18.633034735239757,"gamma_max_cross_direction":"above","delta_neutral_cross_direction":null,"open_interest_rank":1296},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":0.9444,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":12.29,"totalOi":27576,"analysisCoverage":0.9444,"avgIvPct":370.5,"ivRank":62.3,"iv52wHighPct":540,"iv52wLowPct":90.2,"frontDte":35,"termPremiumPp":0,"riskReversalFrontPp":17.24,"riskReversal30dPp":17.24,"butterflyFrontPp":null,"butterfly30dPp":null,"putCallOiRatio":0.136,"putCallOiFrontRatio":0.335,"putCallVolumeFrontRatio":0.465,"optionVolume":789,"volumeOiRatio":0.028612,"netDeltaNormalized":0.298974,"dealerDeltaNormalized":-0.298639,"gexPer100kOi":668590.984914,"vannaPer100kOi":1432.40499,"charmPer100kOi":-106585.436612,"weekendDeltaShiftPer100kOi":-319752.683493,"ivSurfaceRangePp":49.4,"gammaFlipDistancePct":null,"maxPainDistancePct":-18.633035,"peakCallDistancePct":62.73393,"peakPutDistancePct":1.708706},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/DRTS.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":[],"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."}