{"source":"polymarket","id":"745540","ticker":"next-uk-by-election-called-by-20260724183901572","slug":"next-uk-by-election-called-by-20260724183901572","title":"Next UK by-election called by…?","description":"This market will resolve to \"Yes\" if a writ calling for a parliamentary by-election in a UK parliamentary constituency is issued by the UK Clerk of the Crown in Chancery by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe issuance of a writ must be confirmed within the specified timeframe to qualify.\n\nThe primary resolution source for this market will be official information from the government of the United Kingdom, including the UK Parliament and the relevant local government conducting the election; however a consensus of credible reporting will also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/makerfield-by-election-winner-1ceiGHP2i4dn.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/makerfield-by-election-winner-1ceiGHP2i4dn.jpg","active":true,"closed":false,"start_date":"2026-07-24T23:19:48.239191Z","end_date":"2026-12-31T23:59:00Z","closed_time":null,"volume":2201.082462,"volume_24hr":2201.082462,"volume_24h_change":null,"normalized_vol_24hr":24.95435905456543,"normalized_volume":12.034003257751465,"liquidity":14469.9113,"open_interest":1633.9699999999998,"categories":["Politics","Elections"],"tags":[{"id":"734","slug":"uk","label":"UK"},{"id":"2","slug":"politics","label":"Politics"},{"id":"144","slug":"elections","label":"Elections"},{"id":"1372","slug":"united-kingdom","label":"United Kingdom"},{"id":"1597","slug":"global-elections","label":"Global Elections"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"December 31","top_outcome_probability":0.485,"top_outcome_prob_24h_change":0.39999999999999997,"top_outcome_volume_24h_change":1197.662462,"updated_at":"2026-07-25T04:06:07.794142Z","fetched_at":"2026-07-25T04:06:07.794142Z","added_at":"2026-07-24T23:42:46.044625Z","url":"https://polymarket.com/event/next-uk-by-election-called-by-20260724183901572","chart_24h":[0.0,2021.0824619999999,2111.082462,2131.082462,2171.082462,2171.082462],"markets":[{"source":"polymarket","id":"3092915","event_id":"745540","slug":"will-the-next-uk-parliament-by-election-be-called-by-december-31-20260724165029953","question":"Will the next UK parliament by-election be called by December 31?","group_item_title":"December 31","description":"This market will resolve to \"Yes\" if a writ calling for a parliamentary by-election in a UK parliamentary constituency is issued by the UK Clerk of the Crown in Chancery by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe issuance of a writ must be confirmed within the specified timeframe to qualify.\n\nThe primary resolution source for this market will be official information from the government of the United Kingdom, including the UK Parliament and the relevant local government conducting the election; however a consensus of credible reporting will also be used.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.485,0.515],"probability":0.485,"spread":0.29,"active":true,"closed":false,"start_date":"2026-07-24T23:19:48.239191Z","end_date":"2026-12-31T23:59:00Z","closed_time":null,"volume":1197.662462,"volume_24hr":1197.662462,"prob_24h_change":0.39999999999999997,"volume_24h_change":1197.662462,"normalized_vol_24hr":23.553632736206055,"normalized_volume":13.955280303955078,"liquidity":1966.6691,"categories":["Politics","Elections"],"countries":["United Kingdom"],"updated_at":"2026-07-25T04:06:56.188110Z","fetched_at":"2026-07-25T04:06:08.052830Z","added_at":"2026-07-24T23:42:46.124755Z","url":"https://polymarket.com/event/next-uk-by-election-called-by-20260724183901572/will-the-next-uk-parliament-by-election-be-called-by-december-31-20260724165029953","event_title":"Next UK by-election called by…?","chart_24h":[0.085,0.42,0.405,0.415,0.515,0.505]},{"source":"polymarket","id":"3092914","event_id":"745540","slug":"will-the-next-uk-parliament-by-election-be-called-by-september-30-20260724165029952","question":"Will the next UK parliament by-election be called by September 30?","group_item_title":"September 30","description":"This market will resolve to \"Yes\" if a writ calling for a parliamentary by-election in a UK parliamentary constituency is issued by the UK Clerk of the Crown in Chancery by the specified date, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe issuance of a writ must be confirmed within the specified timeframe to qualify.\n\nThe primary resolution source for this market will be official information from the government of the United Kingdom, including the UK Parliament and the relevant local government conducting the election; however a consensus of credible reporting will also be used.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.145,0.855],"probability":0.145,"spread":0.01,"active":true,"closed":false,"start_date":"2026-07-24T23:19:50.299585Z","end_date":"2026-09-30T23:59:00Z","closed_time":null,"volume":1003.42,"volume_24hr":1003.4200000000001,"prob_24h_change":0.09499999999999999,"volume_24h_change":1003.4200000000001,"normalized_vol_24hr":22.393444061279297,"normalized_volume":13.267881393432617,"liquidity":13103.9072,"categories":["Politics","Elections"],"countries":["United Kingdom"],"updated_at":"2026-07-25T04:06:56.188110Z","fetched_at":"2026-07-25T04:06:08.052830Z","added_at":"2026-07-24T23:42:46.124755Z","url":"https://polymarket.com/event/next-uk-by-election-called-by-20260724183901572/will-the-next-uk-parliament-by-election-be-called-by-september-30-20260724165029952","event_title":"Next UK by-election called by…?","chart_24h":[0.05,0.115,0.12,0.13,0.145]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/745540","as_of":"2026-07-25T04:43:52.866750Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Next UK by-election called by…?\" — top market at 48% probability across 2 outcomes","source_url":null}}