{"_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/682256","as_of":"2026-10-18T16:00:04.471711Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"How many UK parliamentary by-elections in 2026?\" — \"6\" leads at 71% across 6 outcomes as of 2026-10-18 UTC. https://pdata.world/events/polymarket/682256","source_url":"https://polymarket.com/event/how-many-uk-parliamentary-by-elections-in-2026-20260708164636512"},"source":"polymarket","id":"682256","ticker":"how-many-uk-parliamentary-by-elections-in-2026-20260708164636512","slug":"how-many-uk-parliamentary-by-elections-in-2026-20260708164636512","title":"How many UK parliamentary by-elections in 2026?","description":"This market will resolve according to the total number of UK parliamentary by-elections held in 2026.\n\nQualifying by-elections must be elections to the UK House of Commons for a vacant parliamentary seat, with polling day scheduled and held within the 2026 calendar year.\n\nThe resolution source for this market will be a consensus of credible reporting. 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