{"_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/KXCLOSESTSENATE-27JAN03","as_of":"2026-11-13T16:03:59.564657Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Closest Senate race in 2026?\" — \"Mississippi\" leads at 97% across 20 outcomes as of 2026-11-13 UTC. https://pdata.world/events/kalshi/KXCLOSESTSENATE-27JAN03","source_url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03"},"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03","ticker":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03","title":"Closest Senate race in 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":null,"volume":3528238.69,"volume_24hr":16437.170000000002,"volume_24h_change":null,"normalized_vol_24hr":27.478986740112305,"normalized_volume":59.87189865112305,"liquidity":null,"open_interest":2328453.06,"categories":["Elections"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Mississippi","top_outcome_probability":0.97,"top_outcome_prob_24h_change":0.010000000000000009,"top_outcome_volume_24h_change":3636.9500000000003,"updated_at":"2026-11-13T16:02:32.737865Z","fetched_at":"2026-11-13T16:02:32.737865Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","chart_24h":[10120.87,10372.54,9258.2,13413.5,13367.96,15809.79,17667.31,17778.440000000002,18768.15,18769.91,18791.45,18362.760000000002,18116.850000000002,18066.43,16666.67,14054.36,14041.0,13918.04,13993.44,14186.22,14637.54,15342.53,16284.33,16298.56,16298.56,16369.42,16365.439999999999,16379.38,16380.66,16420.35,15855.02,15851.9,15516.9,16432.89,16430.8],"kind":"live","mutually_exclusive":true,"markets_total":20,"markets":[{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-MS","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-MS","question":"Will Mississippi have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Mississippi","description":"If Mississippi has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.97,0.030000000000000027],"probability":0.97,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-09-24T18:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":334735.75,"volume_24hr":6523.97,"prob_24h_change":0.010000000000000009,"volume_24h_change":3636.9500000000003,"normalized_vol_24hr":25.844465255737305,"normalized_volume":45.35198974609375,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T16:02:33.084179Z","fetched_at":"2026-11-13T16:02:33.084179Z","added_at":"2026-09-24T17:46:01.560413Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":[0.96,0.96,0.96,0.93,0.94,0.94,0.93,0.96,0.95,0.95,0.95,0.96,0.96,0.96,0.96,0.96,0.95,0.95,0.95,0.94,0.98,0.98,0.97,0.97,0.97,0.97,0.97]},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-AK","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-AK","question":"Will Alaska have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Alaska","description":"If Alaska has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.032,0.968],"probability":0.032,"spread":0.010000000000000002,"active":true,"closed":false,"start_date":"2026-01-12T19:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":347603.1,"volume_24hr":6401.85,"prob_24h_change":-0.0010000000000000009,"volume_24h_change":1043.5500000000002,"normalized_vol_24hr":25.68514060974121,"normalized_volume":45.671749114990234,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T15:45:46.876530Z","fetched_at":"2026-11-13T15:45:46.876530Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":[0.033,0.042,0.042,0.043,0.052,0.053,0.053,0.053,0.053,0.044,0.044,0.044,0.053,0.053,0.048,0.048,0.06,0.06,0.06,0.05,0.048,0.031,0.031,0.031,0.021,0.021,0.031,0.031,0.031,0.031,0.031,0.031]},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-ME","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-ME","question":"Will Maine have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Maine","description":"If Maine has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":179219.81,"volume_24hr":5.42,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":1.1560641527175903,"normalized_volume":41.05226135253906,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T03:02:33.290992Z","fetched_at":"2026-11-13T03:02:33.290992Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-MN","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-MN","question":"Will Minnesota have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Minnesota","description":"If Minnesota has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":123158.94,"volume_24hr":3505.93,"prob_24h_change":0.0,"volume_24h_change":1674.0299999999997,"normalized_vol_24hr":22.277875900268555,"normalized_volume":38.545501708984375,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T14:56:37.281843Z","fetched_at":"2026-11-13T14:56:37.281843Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":[0.001,0.001,0.001,0.001]},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-IA","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-IA","question":"Will Iowa have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Iowa","description":"If Iowa has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.014,0.986],"probability":0.014,"spread":0.01,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":298475.44,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-1541.91,"normalized_vol_24hr":null,"normalized_volume":44.58738708496094,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T05:14:10.236454Z","fetched_at":"2026-11-13T05:14:10.236454Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":[0.014,0.014]},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-AR","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-AR","question":"Will Arkansas have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Arkansas","description":"If Arkansas has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-09-24T18:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":57949.62,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":33.74658203125,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-10T06:17:58.492969Z","fetched_at":"2026-11-10T06:17:58.492969Z","added_at":"2026-09-24T17:46:01.560413Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-FL","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-FL","question":"Will Florida have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Florida","description":"If Florida has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-15T21:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":159374.5,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":40.25957107543945,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-07T06:49:20.500486Z","fetched_at":"2026-11-07T06:49:20.500486Z","added_at":"2026-05-15T18:25:26.246458Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-ID","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-ID","question":"Will Idaho have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Idaho","description":"If Idaho has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-06T17:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":59261.65,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":33.884498596191406,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-07T06:49:20.500486Z","fetched_at":"2026-11-07T06:49:20.500486Z","added_at":"2026-08-06T16:55:42.931981Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-KS","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-KS","question":"Will Kansas have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Kansas","description":"If Kansas has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-15T21:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":263469.85,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":43.70931625366211,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-11T06:42:06.463204Z","fetched_at":"2026-11-11T06:42:06.463204Z","added_at":"2026-05-15T18:25:26.246458Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-LA","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-LA","question":"Will Louisiana have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Louisiana","description":"If Louisiana has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-09-24T18:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":204729.44,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-232.93,"normalized_vol_24hr":null,"normalized_volume":41.96048355102539,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-12T23:56:36.828246Z","fetched_at":"2026-11-12T23:56:36.828246Z","added_at":"2026-09-24T17:46:01.560413Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":[0.01,0.01,0.01,0.01]},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-MT","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-MT","question":"Will Montana have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Montana","description":"If Montana has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-30T21:30:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":123982.88,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":38.58937072753906,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-07T06:49:20.500486Z","fetched_at":"2026-11-07T06:49:20.500486Z","added_at":"2026-05-30T21:26:17.308634Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-SC","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-SC","question":"Will South Carolina have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"South Carolina","description":"If South Carolina has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-15T21:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":195959.39,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":41.66058349609375,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-09T02:45:18.518570Z","fetched_at":"2026-11-09T02:45:18.518570Z","added_at":"2026-05-15T18:25:26.246458Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-SD","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-SD","question":"Will South Dakota have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"South Dakota","description":"If South Dakota has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-06T17:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":89201.26,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":36.453094482421875,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-07T06:49:20.500486Z","fetched_at":"2026-11-07T06:49:20.500486Z","added_at":"2026-08-06T16:55:42.931981Z","url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-NH","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-NH","question":"Will New Hampshire have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"New Hampshire","description":"If New Hampshire has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.005,0.995],"probability":0.005,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":92666.94,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":36.69729232788086,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-05T15:36:23.326795Z","fetched_at":"2026-11-05T15:36:23.326795Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-GA","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-GA","question":"Will Georgia have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Georgia","description":"If Georgia has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":131665.24,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":38.98601150512695,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-09T03:16:21.772857Z","fetched_at":"2026-11-09T03:16:21.772857Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-MI","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-MI","question":"Will Michigan have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Michigan","description":"If Michigan has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":195787.68,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":41.65458679199219,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-11T16:44:11.340396Z","fetched_at":"2026-11-11T16:44:11.340396Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-NC","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-NC","question":"Will North Carolina have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"North Carolina","description":"If North Carolina has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":118897.22,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":38.31423568725586,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-11T21:44:52.866939Z","fetched_at":"2026-11-11T21:44:52.866939Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-NE","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-NE","question":"Will Nebraska have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Nebraska","description":"If Nebraska has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2026-02-26T00:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":171078.17,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-1.06,"normalized_vol_24hr":null,"normalized_volume":40.737300872802734,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T08:17:16.226794Z","fetched_at":"2026-11-13T08:17:16.226794Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":[0.001,0.001]},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-OH","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-OH","question":"Will Ohio have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Ohio","description":"If Ohio has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.001,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":161943.89,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":40.36714172363281,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-13T05:14:10.236454Z","fetched_at":"2026-11-13T05:14:10.236454Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null},{"source":"kalshi","id":"KXCLOSESTSENATE-27JAN03-TX","event_id":"KXCLOSESTSENATE-27JAN03","slug":"KXCLOSESTSENATE-27JAN03-TX","question":"Will Texas have the smallest margin of victory in 2026 United States Senate elections?","group_item_title":"Texas","description":"If Texas has the smallest margin of victory among all elections in the 2026 United States Senate elections as of Jan 3, 2027, then the market resolves to Yes.\n\n---\n\nMargin of victory is calculated as the absolute percentage point difference between first and second place finishers. For two-candidate races, this is winner's percentage minus runner-up's percentage. For multi-candidate races, only the gap between first and second counts. For ranked choice/instant runoff elections, the margin from the final round is used. If no candidate wins a majority in Georgia and a runoff is held, the margin from the December 1, 2026 runoff is used.\n\nIf official results aren't available by the deadline but at least 95% of expected vote is counted, preliminary results are used. In case of identical margins (tied to the hundredth of a percentage point), tied options split the payout equally. Postponed elections or those without sufficient results by the deadline resolve to No.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.01,"active":true,"closed":false,"start_date":"2025-09-24T14:00:00Z","end_date":"2027-01-10T15:00:00Z","closed_time":"2027-01-03T04:59:00Z","result":null,"volume":219077.92,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":42.42660140991211,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-12T23:23:34.408598Z","fetched_at":"2026-11-12T23:23:34.408598Z","added_at":null,"url":"https://kalshi.com/markets/kxclosestsenate/closest-senate-race-in-2026/kxclosestsenate-27jan03","event_title":"Closest Senate race in 2026?","chart_24h":null}]}