{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/polymarket/1274374","as_of":"2026-10-30T06:34:37.789931Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Senate Combo: Michigan, Texas, Ohio\" — \"Dems sweep\" leads at 52% across 9 outcomes as of 2026-10-30 UTC. https://pdata.world/events/polymarket/1274374","source_url":"https://polymarket.com/event/senate-combo-michigan-texas-ohio"},"source":"polymarket","id":"1274374","ticker":"senate-combo-michigan-texas-ohio","slug":"senate-combo-michigan-texas-ohio","title":"Senate Combo: Michigan, Texas, Ohio","description":"This market will resolve according to the outcome of the United States Senate general elections in Michigan, Texas, and Ohio (including the special election in Ohio) that are currently scheduled for November 3, 2026, inclusive of any potential runoffs. \n\nA candidate will be considered to represent a party by their ballot-listed affiliation or if they are the nominee of that party. 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If all three sources do not achieve consensus in calling the relevant races for this market, it will resolve based on the official certification.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/senate-combo-michigan-texas-ohio-tVYsBvhs3soZ.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/senate-combo-michigan-texas-ohio-tVYsBvhs3soZ.png","active":true,"closed":false,"start_date":"2026-10-28T22:39:42Z","end_date":"2026-11-03T23:59:00Z","closed_time":null,"volume":1400.828361,"volume_24hr":1240.728361,"volume_24h_change":null,"normalized_vol_24hr":20.301183700561523,"normalized_volume":11.921282768249512,"liquidity":27106.5567,"open_interest":853.096549,"categories":["Politics"],"tags":[{"id":"2","slug":"politics","label":"Politics"},{"id":"339","slug":"election","label":"election"},{"id":"105887","slug":"jon-husted","label":"Jon Husted"},{"id":"105150","slug":"ken-paxton","label":"Ken Paxton"},{"id":"105975","slug":"ohio-senate","label":"Ohio Senate"},{"id":"1101","slug":"us-presidential-election","label":"US Election"},{"id":"100547","slug":"mike-rogers","label":"mike rogers"},{"id":"104002","slug":"ohio-midterm","label":"Ohio Midterm"},{"id":"103792","slug":"texas-senate","label":"Texas Senate"},{"id":"104040","slug":"texas-midterm","label":"Texas Midterm"},{"id":"100572","slug":"sherrod-brown","label":"sherrod brown"},{"id":"105884","slug":"abdul-el-sayed","label":"Abdul El-Sayed"},{"id":"105151","slug":"james-talarico","label":"James Talarico"},{"id":"106417","slug":"midterm-combos","label":"Midterm Combos"},{"id":"105969","slug":"michigan-senate","label":"Michigan Senate"},{"id":"104024","slug":"michigan-midterm","label":"Michigan Midterm"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Dems sweep","top_outcome_probability":0.52,"top_outcome_prob_24h_change":0.020000000000000018,"top_outcome_volume_24h_change":238.355938,"updated_at":"2026-10-30T06:31:10.587224Z","fetched_at":"2026-10-30T06:31:10.587224Z","added_at":"2026-10-28T22:52:06.869926Z","url":"https://polymarket.com/event/senate-combo-michigan-texas-ohio","chart_24h":[160.1,564.249759,564.249759,624.2497589999999,684.6197589999999,684.619759,764.622159,764.622159,804.722159,844.9252250000001,899.259844,919.2798439999999,919.279844,1312.6187360000001,1312.6187360000001,1312.6187360000001,1312.6187360000001,1312.6187360000001,1312.6187360000001,1312.6187360000001,1292.6187360000001,1272.6187360000001,1272.6187360000001,1232.6187360000001,1232.6187360000001,1260.808361,1280.808361,1260.828361],"kind":"live","mutually_exclusive":true,"markets_total":9,"markets":[{"source":"polymarket","id":"6367392","event_id":"1274374","slug":"will-democrats-win-the-michigan-texas-and-ohio-senate-seats","question":"Will Democrats win the Michigan, Texas, and Ohio Senate seats?","group_item_title":"Dems sweep","description":"This market will resolve according to the outcome of the United States Senate general elections in Michigan, Texas, and Ohio (including the special election in Ohio) that are currently scheduled for November 3, 2026, inclusive of any potential runoffs. \n\nA candidate will be considered to represent a party by their ballot-listed affiliation or if they are the nominee of that party. Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. If all three sources do not achieve consensus in calling the relevant races for this market, it will resolve based on the official certification.\n","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/senate-combo-michigan-texas-ohio-tVYsBvhs3soZ.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/senate-combo-michigan-texas-ohio-tVYsBvhs3soZ.png","outcomes":["Yes","No"],"outcome_prices":[0.52,0.48],"probability":0.52,"spread":0.02,"active":true,"closed":false,"start_date":"2026-10-28T22:39:42Z","end_date":"2026-11-03T23:59:00Z","closed_time":null,"result":null,"volume":518.555938,"volume_24hr":378.455938,"prob_24h_change":0.020000000000000018,"volume_24h_change":238.355938,"normalized_vol_24hr":15.58423900604248,"normalized_volume":11.471534729003906,"liquidity":22200.4119,"categories":["Politics"],"countries":["United States"],"updated_at":"2026-10-30T06:31:11.109304Z","fetched_at":"2026-10-30T06:31:11.109304Z","added_at":"2026-10-28T22:52:06.941270Z","url":"https://polymarket.com/event/senate-combo-michigan-texas-ohio/will-democrats-win-the-michigan-texas-and-ohio-senate-seats","event_title":"Senate Combo: Michigan, Texas, Ohio","chart_24h":[0.5,0.455,0.46,0.45,0.435,0.43,0.42,0.375,0.4,0.405,0.41,0.53,0.485,0.605,0.625,0.64,0.605,0.625,0.585,0.595,0.595,0.595,0.595,0.57,0.56,0.555,0.55,0.515]},{"source":"polymarket","id":"6367388","event_id":"1274374","slug":"will-republicans-win-the-michigan-senate-seat-and-democrats-win-texas-and-ohio","question":"Will Republicans win the Michigan Senate seat, and Democrats win Texas and Ohio?","group_item_title":"Reps MI, Dems TX & OH","description":"This market will resolve according to the outcome of the United States Senate general elections in Michigan, Texas, and Ohio (including the special election in Ohio) that are currently scheduled for November 3, 2026, inclusive of any potential runoffs. \n\nA candidate will be considered to represent a party by their ballot-listed affiliation or if they are the nominee of that party. Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. If all three sources do not achieve consensus in calling the relevant races for this market, it will resolve based on the official certification.\n","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/senate-combo-michigan-texas-ohio-tVYsBvhs3soZ.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/senate-combo-michigan-texas-ohio-tVYsBvhs3soZ.png","outcomes":["Yes","No"],"outcome_prices":[0.195,0.805],"probability":0.195,"spread":0.27,"active":true,"closed":false,"start_date":"2026-10-28T22:39:42Z","end_date":"2026-11-03T23:59:00Z","closed_time":null,"result":null,"volume":21.535152,"volume_24hr":21.535152,"prob_24h_change":0.020000000000000018,"volume_24h_change":21.535152,"normalized_vol_24hr":4.2878007888793945,"normalized_volume":2.846987724304199,"liquidity":619.7694,"categories":["Politics"],"countries":["United States"],"updated_at":"2026-10-30T06:31:11.109304Z","fetched_at":"2026-10-30T06:31:11.109304Z","added_at":"2026-10-28T22:52:06.941270Z","url":"https://polymarket.com/event/senate-combo-michigan-texas-ohio/will-republicans-win-the-michigan-senate-seat-and-democrats-win-texas-and-ohio","event_title":"Senate Combo: Michigan, Texas, Ohio","chart_24h":[0.175,0.24,0.22,0.23,0.235,0.22,0.255,0.35,0.365,0.36,0.34,0.24,0.175,0.48,0.46,0.41,0.435,0.385,0.315,0.23,0.22,0.255,0.26,0.24,0.225,0.195,0.215,0.2]},{"source":"polymarket","id":"6367389","event_id":"1274374","slug":"will-democrats-win-the-michigan-senate-seat-and-republicans-win-texas-and-ohio","question":"Will Democrats win the Michigan Senate seat, and Republicans win Texas and Ohio?","group_item_title":"Dems MI, Reps TX & OH","description":"This market will resolve according to the outcome of the United States Senate general elections in Michigan, Texas, and Ohio (including the special election in Ohio) that are currently scheduled for November 3, 2026, inclusive of any potential runoffs. \n\nA candidate will be considered to represent a party by their ballot-listed affiliation or if they are the nominee of that party. Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. 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Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. 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Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. 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Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. 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Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.\n\nIf the results of one of these elections are not conclusively known by March 31, 2027, or if an independent or third-party candidate wins one of these elections, this market will resolve to \"Other\". \n\nFor purposes of this market, a \"sweep\" is when a party wins all races. \n\nThe resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources have conclusively called the relevant elections. 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