{"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/TXN","markdown_url":"https://halfonadouble.com/stock/TXN.md","history_url":"https://halfonadouble.com/api/v1/history/TXN.csv","advanced_analysis_url":"https://halfonadouble.com/api/v1/analysis/TXN.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":"TXN","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":293.79998779296875,"previous_close":281.30999755859375,"delta_neutral":266.69995628606773,"gamma_neutral":265.440003420253,"gamma_max":307.29215658969645,"total_open_interest":198063,"previous_open_interest":205748,"listed_contracts":996,"listed_calls":635,"listed_puts":545,"gamma_max_distance_pct":4.5922972625292235,"delta_neutral_distance_pct":-9.223972986002138,"gamma_neutral_distance_pct":-9.652820133096844,"open_interest_change_1d_pct":-3.7351517390205493,"call_open_interest":109393,"put_open_interest":88670,"put_call_open_interest_ratio":0.8105637472233141,"nearest_expiration_max_pain":267.5,"nearest_expiration_max_pain_expiry":"2026-10-09","nearest_expiration_max_pain_distance_pct":-8.951664018278139,"all_expiration_max_pain":260,"net_gamma_exposure":8642907.021891331,"net_gamma_exposure_per_100k_open_interest":4363716.101387604,"gamma_exposure_flip":265.440003420253,"gamma_exposure_flip_distance_pct":-9.652820133096844,"call_wall":300,"call_wall_distance_pct":2.1102833439871334,"put_wall":260,"put_wall_distance_pct":-11.504421101877819,"gamma_max_cross_direction":null,"delta_neutral_cross_direction":null,"open_interest_rank":410},"history_summary":{"first_date":"2020-12-01","last_date":"2026-10-02","session_count":1394,"trailing_window_sessions":252,"sessions_above_gamma_max_pct":6.349206349206349,"gamma_max_cross_count":22,"delta_neutral_cross_count":11,"gamma_max_prior_sessions_closer_pct":33.730158730158735,"gamma_max_prior_comparison_sessions":252,"delta_neutral_prior_sessions_closer_pct":67.85714285714286,"delta_neutral_prior_comparison_sessions":252,"open_interest_percentile_1y":13.492063492063492,"open_interest_change_1d_contracts":-7685,"open_interest_change_z_252":-0.4011475631000887,"open_interest_change_z_comparison_sessions":252,"open_interest_change_5_sessions_pct":1.5114240905316891,"open_interest_change_21_sessions_pct":-19.20544659465457,"call_put_open_interest_changes":{"one_session":{"call_change_contracts":-5062,"put_change_contracts":-2623,"call_growth_pct":-4.422698877288017,"put_growth_pct":-2.8731666173748263,"call_minus_put_growth_pp":-1.5495322599131907},"five_sessions":{"call_change_contracts":420,"put_change_contracts":2529,"call_growth_pct":0.3854165710772393,"put_growth_pct":2.93588418987474,"call_minus_put_growth_pp":-2.5504676187975006},"call_change_surprise":{"z_score":-0.47911862769172586,"comparison_sessions":252},"put_change_surprise":{"z_score":-0.2866556355263892,"comparison_sessions":252},"call_minus_put_growth_surprise":{"z_score":-0.5551813722949044,"comparison_sessions":252}}},"advanced_options":{"data_through":"2026-10-02","analysis_coverage":1,"catalyst_score":46.351854287835685,"directional_score":-21.417322834645674,"catalyst_reasons":["volume/OI 0.12","smile convexity 9.3 pp"],"features":{"symbol":"TXN","price":293.8,"totalOi":207995,"analysisCoverage":1,"avgIvPct":104.4,"ivRank":66.8,"iv52wHighPct":131.1,"iv52wLowPct":50.7,"frontDte":7,"frontAtmIvPct":37.0437,"backAtmIvPct":44.924,"termPremiumPp":-7.8803,"expectedMoveFrontPct":5.13,"straddleFrontPct":4.09,"straddle30dPct":10.92,"riskReversalFrontPp":3.87,"riskReversal30dPp":1.33,"butterflyFrontPp":9.31,"butterfly30dPp":-1.84,"putCallOiRatio":0.798,"putCallOiFrontRatio":1.483,"putCallVolumeFrontRatio":0.279,"optionVolume":25058,"volumeOiRatio":0.120474,"netDeltaNormalized":0.176895,"dealerDeltaNormalized":-0.17138,"gexPer100kOi":16549902.550542,"vannaPer100kOi":2789.009351,"charmPer100kOi":-3347117.478786,"weekendDeltaShiftPer100kOi":-10041352.436357,"ivSurfaceRangePp":98.6,"gammaFlipDistancePct":-1.085773,"maxPainDistancePct":-11.504425,"peakCallDistancePct":3.812117,"peakPutDistancePct":-11.504425},"complete_analysis_url":"https://halfonadouble.com/api/v1/analysis/TXN.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":16,"completed_path_count":16,"latest_cross_date":"2026-05-26","horizons":[{"sessions":1,"sample_size":16,"median_return_pct":-0.5544430493838681,"p25_return_pct":-1.585950226332797,"p75_return_pct":0.8351211396933234,"above_zero_pct":43.75,"median_interval_low_pct":-1.5169792879911492,"median_interval_high_pct":0.6817354235439943,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":3,"sample_size":16,"median_return_pct":-0.8937877440754083,"p25_return_pct":-2.3600155151046325,"p75_return_pct":2.4272630206462087,"above_zero_pct":37.5,"median_interval_low_pct":-1.9513683346322197,"median_interval_high_pct":2.0352635851359713,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":5,"sample_size":16,"median_return_pct":-0.5302879010632366,"p25_return_pct":-2.7891973938090118,"p75_return_pct":2.1697293661338044,"above_zero_pct":37.5,"median_interval_low_pct":-2.785639790300942,"median_interval_high_pct":1.8521249982128785,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":10,"sample_size":16,"median_return_pct":0.8041465491483768,"p25_return_pct":-5.436964574999437,"p75_return_pct":5.080236965205548,"above_zero_pct":62.5,"median_interval_low_pct":-5.011930881161975,"median_interval_high_pct":4.806402126870646,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0}]},{"direction":"below","event_count":16,"completed_path_count":16,"latest_cross_date":"2026-05-27","horizons":[{"sessions":1,"sample_size":16,"median_return_pct":0.0014952392202560727,"p25_return_pct":-0.9425939746745327,"p75_return_pct":1.4833035253030202,"above_zero_pct":50,"median_interval_low_pct":-0.8540513930248572,"median_interval_high_pct":1.475413351633037,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":3,"sample_size":16,"median_return_pct":-0.000552748837606698,"p25_return_pct":-1.9589609520069744,"p75_return_pct":0.9971876565876447,"above_zero_pct":50,"median_interval_low_pct":-1.8885660728776288,"median_interval_high_pct":0.726492613809393,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":5,"sample_size":16,"median_return_pct":1.498327985951442,"p25_return_pct":-1.9889217147660871,"p75_return_pct":2.498938655785865,"above_zero_pct":62.5,"median_interval_low_pct":-1.7215637534159556,"median_interval_high_pct":2.4210700972594035,"median_interval_nominal_coverage_pct":92.3187255859375,"confidence_floor_pct":0},{"sessions":10,"sample_size":16,"median_return_pct":-1.1210700019149977,"p25_return_pct":-5.007702957700779,"p75_return_pct":4.940978407641611,"above_zero_pct":43.75,"median_interval_low_pct":-4.78955354377325,"median_interval_high_pct":4.922292025114872,"median_interval_nominal_coverage_pct":92.3187255859375,"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."}