{"_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/KXATPCHALLENGERMATCH-26OCT12VRBSIN","as_of":"2026-10-12T13:25:13.614126Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Vrba vs Siniakov\" — resolved: \"Daniel Siniakov\" (closed 2026-10-12). https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26OCT12VRBSIN","source_url":"https://kalshi.com/markets/kxatpchallengermatch/vrba-vs-siniakov/kxatpchallengermatch-26oct12vrbsin"},"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT12VRBSIN","ticker":"KXATPCHALLENGERMATCH-26OCT12VRBSIN","slug":"KXATPCHALLENGERMATCH-26OCT12VRBSIN","title":"Vrba vs Siniakov","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-11T20:10:00Z","end_date":"2026-10-26T08:00:00Z","closed_time":"2026-10-12T11:15:06Z","volume":224173.81,"volume_24hr":224173.81,"volume_24h_change":null,"normalized_vol_24hr":43.35394287109375,"normalized_volume":40.82685852050781,"liquidity":null,"open_interest":94075.26999999999,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT12VRBSIN","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Daniel Siniakov","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":108091.39,"updated_at":"2026-10-12T11:24:28.715684Z","fetched_at":"2026-10-12T11:24:28.715684Z","added_at":"2026-10-11T20:18:21.215680Z","url":"https://kalshi.com/markets/kxatpchallengermatch/vrba-vs-siniakov/kxatpchallengermatch-26oct12vrbsin","chart_24h":[0.0,8.0,201.41,453.21000000000004,1042.98,1191.7,1350.1599999999999,1389.06,1403.5100000000002,1565.6,1767.2800000000002,1914.84,1935.59,1949.59,2541.44,7754.389999999999,24186.15,68979.75,224173.81],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT12VRBSIN-SIN","event_id":"KXATPCHALLENGERMATCH-26OCT12VRBSIN","slug":"KXATPCHALLENGERMATCH-26OCT12VRBSIN-SIN","question":"Daniel Siniakov wins","group_item_title":"Daniel Siniakov","description":"If Daniel Siniakov wins the Vrba vs Siniakov professional tennis match in the 2026 ATP Challenger Catania Qualification Final after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Vrba vs Siniakov professional tennis match in the 2026 ATP Challenger Catania Qualification Final after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.99,0.010000000000000009],"probability":0.99,"spread":1.0,"active":false,"closed":true,"start_date":"2026-10-11T20:10:00Z","end_date":"2026-10-26T08:00:00Z","closed_time":"2026-10-12T11:15:06Z","result":"yes","volume":108091.39,"volume_24hr":108091.39,"prob_24h_change":0.99,"volume_24h_change":108091.39,"normalized_vol_24hr":42.61228942871094,"normalized_volume":41.82171630859375,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-12T11:24:28.731298Z","fetched_at":"2026-10-12T11:24:28.731298Z","added_at":"2026-10-11T20:18:21.352701Z","url":"https://kalshi.com/markets/kxatpchallengermatch/vrba-vs-siniakov/kxatpchallengermatch-26oct12vrbsin","event_title":"Vrba vs Siniakov","chart_24h":[0.0,0.0,0.72,0.72,0.72,0.67,0.67,0.67,0.67,0.66,0.66,0.46,0.76,0.52,0.59,0.99]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT12VRBSIN-VRB","event_id":"KXATPCHALLENGERMATCH-26OCT12VRBSIN","slug":"KXATPCHALLENGERMATCH-26OCT12VRBSIN-VRB","question":"Jakub Vrba wins","group_item_title":"Jakub Vrba","description":"If Jakub Vrba wins the Vrba vs Siniakov professional tennis match in the 2026 ATP Challenger Catania Qualification Final after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Vrba vs Siniakov professional tennis match in the 2026 ATP Challenger Catania Qualification Final after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":1.0,"active":false,"closed":true,"start_date":"2026-10-11T20:10:00Z","end_date":"2026-10-26T08:00:00Z","closed_time":"2026-10-12T11:15:06Z","result":"no","volume":116082.42,"volume_24hr":116082.42,"prob_24h_change":0.01,"volume_24h_change":116082.42,"normalized_vol_24hr":43.138328552246094,"normalized_volume":42.337989807128906,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-12T11:24:28.731298Z","fetched_at":"2026-10-12T11:24:28.731298Z","added_at":"2026-10-11T20:18:21.352701Z","url":"https://kalshi.com/markets/kxatpchallengermatch/vrba-vs-siniakov/kxatpchallengermatch-26oct12vrbsin","event_title":"Vrba vs Siniakov","chart_24h":[0.0,0.28,0.28,0.27,0.27,0.27,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.33,0.34,0.34,0.34,0.51,0.25,0.48,0.41,0.01]}]}