{"_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/kalshi/KXHOUSESEATSR-29","as_of":"2026-11-04T02:55:22.040860Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"How many House seats will Republicans hold after the 2028 election?\" — 18 markets; highest \"At least 190\" at 66% as of 2026-11-04 UTC. https://pdata.world/events/kalshi/KXHOUSESEATSR-29","source_url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29"},"source":"kalshi","id":"KXHOUSESEATSR-29","ticker":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29","title":"How many House seats will Republicans hold after the 2028 election?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":null,"volume":2342.0,"volume_24hr":940.0,"volume_24h_change":null,"normalized_vol_24hr":14.32188606262207,"normalized_volume":16.033273696899414,"liquidity":null,"open_interest":482.0,"categories":["Elections"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"At least 190","top_outcome_probability":0.66,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":-226.0,"updated_at":"2026-11-04T00:30:23.738294Z","fetched_at":"2026-11-04T00:30:23.738294Z","added_at":"2026-10-31T02:03:53.586882Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","chart_24h":[1402.0,1850.0,2058.0,2342.0,940.0],"kind":"live","mutually_exclusive":false,"markets_total":18,"markets":[{"source":"kalshi","id":"KXHOUSESEATSR-29-190","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-190","question":"Will Republicans hold at least 190 House seats after the 2028 election?","group_item_title":"At least 190","description":"If the Republican Party holds at least 190 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. 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Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.54,0.45999999999999996],"probability":0.54,"spread":0.08000000000000002,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":486.0,"volume_24hr":243.0,"prob_24h_change":0.11000000000000004,"volume_24h_change":-200.0,"normalized_vol_24hr":9.494359016418457,"normalized_volume":11.078587532043457,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T00:11:54.746910Z","fetched_at":"2026-11-04T00:11:54.746910Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.43,0.54,0.54,0.54,0.54,0.54,0.54]},{"source":"kalshi","id":"KXHOUSESEATSR-29-205","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-205","question":"Will Republicans hold at least 205 House seats after the 2028 election?","group_item_title":"At least 205","description":"If the Republican Party holds at least 205 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. 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Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.27,0.73],"probability":0.27,"spread":0.06999999999999998,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":400.0,"volume_24hr":200.0,"prob_24h_change":0.020000000000000018,"volume_24h_change":0.0,"normalized_vol_24hr":8.836509704589844,"normalized_volume":10.393805503845215,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T00:11:54.746910Z","fetched_at":"2026-11-04T00:11:54.746910Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.25,0.25,0.25,0.25,0.27,0.27,0.27,0.27,0.27,0.27]},{"source":"kalshi","id":"KXHOUSESEATSR-29-195","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-195","question":"Will Republicans hold at least 195 House seats after the 2028 election?","group_item_title":"At least 195","description":"If the Republican Party holds at least 195 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.55,0.44999999999999996],"probability":0.55,"spread":0.07999999999999996,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":241.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-241.0,"normalized_vol_24hr":null,"normalized_volume":8.716121673583984,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T00:30:24.830224Z","fetched_at":"2026-11-04T00:30:24.830224Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.55,0.55,0.55,0.55,0.55,0.55]},{"source":"kalshi","id":"KXHOUSESEATSR-29-175","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-175","question":"Will Republicans hold at least 175 House seats after the 2028 election?","group_item_title":"At least 175","description":"If the Republican Party holds at least 175 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.030000000000000027,"active":true,"closed":false,"start_date":"2026-10-31T04:31:32Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T01:02:40.531287Z","fetched_at":"2026-11-04T01:02:40.531287Z","added_at":"2026-10-31T04:27:06.994484Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSR-29-180","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-180","question":"Will Republicans hold at least 180 House seats after the 2028 election?","group_item_title":"At least 180","description":"If the Republican Party holds at least 180 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.04999999999999993,"active":true,"closed":false,"start_date":"2026-10-31T04:31:09Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T01:02:40.531287Z","fetched_at":"2026-11-04T01:02:40.531287Z","added_at":"2026-10-31T04:27:06.994484Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSR-29-185","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-185","question":"Will Republicans hold at least 185 House seats after the 2028 election?","group_item_title":"At least 185","description":"If the Republican Party holds at least 185 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06999999999999995,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-03T22:30:13.350305Z","fetched_at":"2026-11-03T22:30:13.350305Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSR-29-218","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-218","question":"Will Republicans hold at least 218 House seats after the 2028 election?","group_item_title":"At least 218","description":"If the Republican Party holds at least 218 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.08000000000000002,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-03T22:30:13.350305Z","fetched_at":"2026-11-03T22:30:13.350305Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSR-29-220","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-220","question":"Will Republicans hold at least 220 House seats after the 2028 election?","group_item_title":"At least 220","description":"If the Republican Party holds at least 220 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.07999999999999999,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-03T22:30:13.350305Z","fetched_at":"2026-11-03T22:30:13.350305Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsr/how-many-house-seats-will-republicans-hold-after-the-2028-election/kxhouseseatsr-29","event_title":"How many House seats will Republicans hold after the 2028 election?","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSR-29-225","event_id":"KXHOUSESEATSR-29","slug":"KXHOUSESEATSR-29-225","question":"Will Republicans hold at least 225 House seats after the 2028 election?","group_item_title":"At least 225","description":"If the Republican Party holds at least 225 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Republicans will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. 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Every voting seat in the House counts, including any seat not on the 2028 ballot. 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