{"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/AMAT","markdown_url":"https://halfonadouble.com/stock/AMAT.md","history_url":"https://halfonadouble.com/api/v1/history/AMAT.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/AMAT.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":"AMAT","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":540.0399780273438,"previous_close":529.2000122070312,"delta_neutral":484.9518115529214,"gamma_neutral":499.7060476187571,"gamma_max":579.4367423274134,"total_open_interest":511771,"previous_open_interest":537090,"listed_contracts":1869,"listed_calls":1260,"listed_puts":1097,"gamma_max_distance_pct":7.29515700744564,"delta_neutral_distance_pct":-10.200757113510042,"gamma_neutral_distance_pct":-7.468693439311343,"open_interest_change_1d_pct":-4.714107505259826,"call_open_interest":211888,"put_open_interest":299883,"put_call_open_interest_ratio":1.4152901532885298,"nearest_expiration_max_pain":465,"nearest_expiration_max_pain_expiry":"2026-10-09","nearest_expiration_max_pain_distance_pct":-13.89526351390679,"all_expiration_max_pain":450,"net_gamma_exposure":6849653.146907596,"net_gamma_exposure_per_100k_open_interest":1338421.5101886578,"gamma_exposure_flip":499.7060476187571,"gamma_exposure_flip_distance_pct":-7.468693439311343,"call_wall":540,"call_wall_distance_pct":-0.007402790343370802,"put_wall":500,"put_wall_distance_pct":-7.414261842910529,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":197},"history_summary":{"first_date":"2020-12-01","last_date":"2026-10-02","session_count":1394,"trailing_window_sessions":252,"sessions_above_gamma_max_pct":3.968253968253968,"gamma_max_cross_count":11,"delta_neutral_cross_count":6,"gamma_max_prior_sessions_closer_pct":45.23809523809524,"gamma_max_prior_comparison_sessions":252,"delta_neutral_prior_sessions_closer_pct":49.2063492063492,"delta_neutral_prior_comparison_sessions":252,"open_interest_percentile_1y":88.09523809523809,"open_interest_change_1d_contracts":-25319,"open_interest_change_z_252":-0.9949459654621919,"open_interest_change_z_comparison_sessions":252,"open_interest_change_5_sessions_pct":1.7823865523489038,"open_interest_change_21_sessions_pct":-5.477726534781107,"call_put_open_interest_changes":{"one_session":{"call_change_contracts":-13013,"put_change_contracts":-12306,"call_growth_pct":-5.786101440189239,"put_growth_pct":-3.9418429220760496,"call_minus_put_growth_pp":-1.8442585181131896},"five_sessions":{"call_change_contracts":4009,"put_change_contracts":4953,"call_growth_pct":1.928525728909606,"put_growth_pct":1.6793815481639711,"call_minus_put_growth_pp":0.24914418074563494},"call_change_surprise":{"z_score":-1.10030805790696,"comparison_sessions":252},"put_change_surprise":{"z_score":-0.8829288260363666,"comparison_sessions":252},"call_minus_put_growth_surprise":{"z_score":-0.7559519463054387,"comparison_sessions":252}}},"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":36.32534863917713,"directional_score":-17.99212598425196,"catalyst_reasons":["volume/OI 0.07"],"features":{"symbol":"AMAT","price":540.04,"totalOi":547950,"analysisCoverage":1,"avgIvPct":116.9,"ivRank":50.8,"iv52wHighPct":167.5,"iv52wLowPct":64.6,"frontDte":7,"frontAtmIvPct":48.9584,"backAtmIvPct":58.1883,"termPremiumPp":-9.2299,"expectedMoveFrontPct":6.78,"straddleFrontPct":4.93,"straddle30dPct":11.69,"riskReversalFrontPp":-0.62,"riskReversal30dPp":0.48,"butterflyFrontPp":-1.81,"butterfly30dPp":-1.32,"putCallOiRatio":1.37,"putCallOiFrontRatio":0.75,"putCallVolumeFrontRatio":1.312,"optionVolume":40495,"volumeOiRatio":0.073903,"netDeltaNormalized":0.14359,"dealerDeltaNormalized":-0.135972,"gexPer100kOi":16612382.81595,"vannaPer100kOi":2107.491559,"charmPer100kOi":-5855504.881832,"weekendDeltaShiftPer100kOi":-17566514.645497,"ivSurfaceRangePp":79.6,"gammaFlipDistancePct":-0.31294,"maxPainDistancePct":-16.672839,"peakCallDistancePct":1.844308,"peakPutDistancePct":-0.007407},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/AMAT.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":[{"direction":"above","event_count":19,"completed_path_count":19,"latest_cross_date":"2026-06-11","horizons":[{"sessions":1,"sample_size":19,"median_return_pct":0.33768917618681726,"p25_return_pct":-1.065312284075698,"p75_return_pct":1.7513651113011397,"above_zero_pct":63.1578947368421,"median_interval_low_pct":-0.8671152590607467,"median_interval_high_pct":1.2713369395996654,"median_interval_nominal_coverage_pct":93.6431884765625,"confidence_floor_pct":0},{"sessions":3,"sample_size":19,"median_return_pct":0.08016655682152596,"p25_return_pct":-1.4327390881303137,"p75_return_pct":2.5786392718417206,"above_zero_pct":57.89473684210527,"median_interval_low_pct":-1.1481277410086643,"median_interval_high_pct":2.3982292782943837,"median_interval_nominal_coverage_pct":93.6431884765625,"confidence_floor_pct":0},{"sessions":5,"sample_size":19,"median_return_pct":0.6821799901153947,"p25_return_pct":-1.2678215270737536,"p75_return_pct":6.552447585244881,"above_zero_pct":52.63157894736842,"median_interval_low_pct":-1.064202766111999,"median_interval_high_pct":5.7168133490908435,"median_interval_nominal_coverage_pct":93.6431884765625,"confidence_floor_pct":0},{"sessions":10,"sample_size":19,"median_return_pct":4.5929225145187935,"p25_return_pct":-0.8282714141418401,"p75_return_pct":7.632368315900695,"above_zero_pct":73.68421052631578,"median_interval_low_pct":0.20403228629086723,"median_interval_high_pct":5.735029861001006,"median_interval_nominal_coverage_pct":93.6431884765625,"confidence_floor_pct":0.20403228629086723}]},{"direction":"below","event_count":17,"completed_path_count":17,"latest_cross_date":"2026-06-18","horizons":[{"sessions":1,"sample_size":17,"median_return_pct":-0.33879921041629624,"p25_return_pct":-1.908652151571244,"p75_return_pct":0.301529071165052,"above_zero_pct":41.17647058823529,"median_interval_low_pct":-1.908652151571244,"median_interval_high_pct":0.301529071165052,"median_interval_nominal_coverage_pct":95.0958251953125,"confidence_floor_pct":0},{"sessions":3,"sample_size":17,"median_return_pct":-0.4148264897907761,"p25_return_pct":-2.0067773760708008,"p75_return_pct":0.7743114410598828,"above_zero_pct":35.294117647058826,"median_interval_low_pct":-2.0067773760708008,"median_interval_high_pct":0.7743114410598828,"median_interval_nominal_coverage_pct":95.0958251953125,"confidence_floor_pct":0},{"sessions":5,"sample_size":17,"median_return_pct":0.8312495553067345,"p25_return_pct":-3.18187429858392,"p75_return_pct":2.427126119629186,"above_zero_pct":58.82352941176471,"median_interval_low_pct":-3.18187429858392,"median_interval_high_pct":2.427126119629186,"median_interval_nominal_coverage_pct":95.0958251953125,"confidence_floor_pct":0},{"sessions":10,"sample_size":17,"median_return_pct":-1.8712432776778587,"p25_return_pct":-4.315646696307962,"p75_return_pct":3.429415140776082,"above_zero_pct":41.17647058823529,"median_interval_low_pct":-4.315646696307962,"median_interval_high_pct":3.429415140776082,"median_interval_nominal_coverage_pct":95.0958251953125,"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."}