{"_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-26OCT18KIEHAS","as_of":"2026-10-18T11:57:28.061315Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Kielan vs Hassan\" — resolved: \"Benjamin Hassan\" (closed 2026-10-18). https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26OCT18KIEHAS","source_url":"https://kalshi.com/markets/kxatpchallengermatch/kielan-vs-hassan/kxatpchallengermatch-26oct18kiehas"},"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT18KIEHAS","ticker":"KXATPCHALLENGERMATCH-26OCT18KIEHAS","slug":"KXATPCHALLENGERMATCH-26OCT18KIEHAS","title":"Kielan vs Hassan","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-17T20:10:00Z","end_date":"2026-11-01T08:00:00Z","closed_time":"2026-10-18T10:25:07Z","volume":37826.7,"volume_24hr":37826.7,"volume_24h_change":null,"normalized_vol_24hr":35.656898498535156,"normalized_volume":29.823734283447266,"liquidity":null,"open_interest":22627.26,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT18KIEHAS","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Benjamin Hassan","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":22531.48,"updated_at":"2026-10-18T10:33:15.440531Z","fetched_at":"2026-10-18T10:33:15.440531Z","added_at":"2026-10-17T20:22:59.821348Z","url":"https://kalshi.com/markets/kxatpchallengermatch/kielan-vs-hassan/kxatpchallengermatch-26oct18kiehas","chart_24h":[0.0,43.74,43.74,43.79,44.29,294.8,11555.21,22248.1,37826.7],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT18KIEHAS-HAS","event_id":"KXATPCHALLENGERMATCH-26OCT18KIEHAS","slug":"KXATPCHALLENGERMATCH-26OCT18KIEHAS-HAS","question":"Benjamin Hassan wins","group_item_title":"Benjamin Hassan","description":"If Benjamin Hassan wins the Kielan vs Hassan professional tennis match in the 2026 ATP Challenger Lisbon Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Kielan vs Hassan professional tennis match in the 2026 ATP Challenger Lisbon Qualification Round 1 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":"2026-10-17T20:10:00Z","end_date":"2026-11-01T08:00:00Z","closed_time":"2026-10-18T10:25:07Z","result":"yes","volume":22531.48,"volume_24hr":22531.48,"prob_24h_change":0.99,"volume_24h_change":22531.48,"normalized_vol_24hr":35.228851318359375,"normalized_volume":31.271591186523438,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-18T10:33:15.450413Z","fetched_at":"2026-10-18T10:33:15.450413Z","added_at":"2026-10-17T20:22:59.941539Z","url":"https://kalshi.com/markets/kxatpchallengermatch/kielan-vs-hassan/kxatpchallengermatch-26oct18kiehas","event_title":"Kielan vs Hassan","chart_24h":[0.0,0.0,0.0,0.86,0.86,0.86,0.86,0.86,0.88,0.88,0.89,0.89,0.88,0.94,0.96,0.99]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT18KIEHAS-KIE","event_id":"KXATPCHALLENGERMATCH-26OCT18KIEHAS","slug":"KXATPCHALLENGERMATCH-26OCT18KIEHAS-KIE","question":"Szymon Kielan wins","group_item_title":"Szymon Kielan","description":"If Szymon Kielan wins the Kielan vs Hassan professional tennis match in the 2026 ATP Challenger Lisbon Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Kielan vs Hassan professional tennis match in the 2026 ATP Challenger Lisbon Qualification Round 1 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":"2026-10-17T20:10:00Z","end_date":"2026-11-01T08:00:00Z","closed_time":"2026-10-18T10:25:07Z","result":"no","volume":15295.22,"volume_24hr":15295.22,"prob_24h_change":0.01,"volume_24h_change":15295.22,"normalized_vol_24hr":32.5584602355957,"normalized_volume":28.901166915893555,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-18T10:33:15.450413Z","fetched_at":"2026-10-18T10:33:15.450413Z","added_at":"2026-10-17T20:22:59.941539Z","url":"https://kalshi.com/markets/kxatpchallengermatch/kielan-vs-hassan/kxatpchallengermatch-26oct18kiehas","event_title":"Kielan vs Hassan","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.13,0.06,0.02,0.01]}]}