{"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/SJM","markdown_url":null,"history_url":"https://halfonadouble.com/api/v1/history/SJM.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/SJM.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":"SJM","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":127.43000030517578,"previous_close":125.93000030517578,"delta_neutral":127.3534716335329,"gamma_neutral":96.20965023040772,"gamma_max":134.17661161130485,"total_open_interest":17397,"previous_open_interest":21852,"listed_contracts":128,"listed_calls":77,"listed_puts":70,"gamma_max_distance_pct":5.29436654631715,"delta_neutral_distance_pct":-0.06005545904386833,"gamma_neutral_distance_pct":-24.499999999999996,"open_interest_change_1d_pct":-20.387149917627678,"call_open_interest":7109,"put_open_interest":10288,"put_call_open_interest_ratio":1.4471796314530876,"nearest_expiration_max_pain":120,"nearest_expiration_max_pain_expiry":"2026-11-20","nearest_expiration_max_pain_distance_pct":-5.830652348255546,"all_expiration_max_pain":130,"net_gamma_exposure":25983.91115752735,"net_gamma_exposure_per_100k_open_interest":149358.5742227243,"gamma_exposure_flip":96.20965023040772,"gamma_exposure_flip_distance_pct":-24.499999999999996,"call_wall":130,"call_wall_distance_pct":2.016793289389825,"put_wall":135,"put_wall_distance_pct":5.940516108212511,"gamma_max_cross_direction":"below","delta_neutral_cross_direction":null,"open_interest_rank":1565},"history_summary":null,"advanced_options":{"data_through":"2026-10-16","analysis_coverage":1,"catalyst_score":null,"directional_score":null,"catalyst_reasons":[],"features":{"price":127.43,"totalOi":21870,"analysisCoverage":1,"avgIvPct":267.7,"ivRank":100,"iv52wHighPct":267.7,"iv52wLowPct":33.3,"frontDte":35,"termPremiumPp":-1.9229,"riskReversalFrontPp":3.8,"riskReversal30dPp":3.8,"butterflyFrontPp":-0.41,"butterfly30dPp":-0.41,"putCallOiRatio":1.15,"putCallOiFrontRatio":3.037,"putCallVolumeFrontRatio":0.099,"optionVolume":1191,"volumeOiRatio":0.054458,"netDeltaNormalized":0.015865,"dealerDeltaNormalized":-0.013621,"gexPer100kOi":4050383.264746,"vannaPer100kOi":1083.676269,"charmPer100kOi":-20041.152263,"weekendDeltaShiftPer100kOi":-60123.45679,"ivSurfaceRangePp":125.2,"gammaFlipDistancePct":-1.388998,"maxPainDistancePct":-1.906929,"peakCallDistancePct":-1.906929,"peakPutDistancePct":-5.830652},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/SJM.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."}