{"_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-26OCT20MAYSMI","as_of":"2026-10-20T20:00:36.845934Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Mayo vs Smith\" — resolved: \"Aidan Mayo\" (closed 2026-10-20). https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26OCT20MAYSMI","source_url":"https://kalshi.com/markets/kxatpchallengermatch/mayo-vs-smith/kxatpchallengermatch-26oct20maysmi"},"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT20MAYSMI","ticker":"KXATPCHALLENGERMATCH-26OCT20MAYSMI","slug":"KXATPCHALLENGERMATCH-26OCT20MAYSMI","title":"Mayo vs Smith","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-20T04:10:00Z","end_date":"2026-11-03T16:00:00Z","closed_time":"2026-10-20T19:15:02Z","volume":4112049.32,"volume_24hr":4112049.32,"volume_24h_change":null,"normalized_vol_24hr":66.01029205322266,"normalized_volume":62.185935974121094,"liquidity":null,"open_interest":1131856.63,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT20MAYSMI","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Aidan Mayo","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":1915117.67,"updated_at":"2026-10-20T19:23:26.545056Z","fetched_at":"2026-10-20T19:23:26.545056Z","added_at":"2026-10-20T04:10:59.261725Z","url":"https://kalshi.com/markets/kxatpchallengermatch/mayo-vs-smith/kxatpchallengermatch-26oct20maysmi","chart_24h":[0.0,0.0,202.85,223.85,231.85,331.85,333.98,347.71,734.71,1349.7199999999998,1603.7199999999998,8242.29,96599.43000000001,509958.16000000003,1219381.03,2710762.5300000003,4112049.32],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT20MAYSMI-MAY","event_id":"KXATPCHALLENGERMATCH-26OCT20MAYSMI","slug":"KXATPCHALLENGERMATCH-26OCT20MAYSMI-MAY","question":"Aidan Mayo wins","group_item_title":"Aidan Mayo","description":"If Aidan Mayo wins the Mayo vs Smith professional tennis match in the 2026 ATP Challenger Fort Worth Round Of 32 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Mayo vs Smith professional tennis match in the 2026 ATP Challenger Fort Worth Round Of 32 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":"2026-10-20T04:10:00Z","end_date":"2026-11-03T16:00:00Z","closed_time":"2026-10-20T19:15:02Z","result":"yes","volume":1915117.67,"volume_24hr":1915117.67,"prob_24h_change":0.99,"volume_24h_change":1915117.67,"normalized_vol_24hr":66.77196502685547,"normalized_volume":65.13788604736328,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-20T19:23:26.553635Z","fetched_at":"2026-10-20T19:23:26.553635Z","added_at":"2026-10-20T04:10:59.427708Z","url":"https://kalshi.com/markets/kxatpchallengermatch/mayo-vs-smith/kxatpchallengermatch-26oct20maysmi","event_title":"Mayo vs Smith","chart_24h":[0.0,0.0,0.45,0.44,0.44,0.45,0.45,0.45,0.45,0.45,0.46,0.66,0.52,0.46,0.44,0.99]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT20MAYSMI-SMI","event_id":"KXATPCHALLENGERMATCH-26OCT20MAYSMI","slug":"KXATPCHALLENGERMATCH-26OCT20MAYSMI-SMI","question":"Colton Smith wins","group_item_title":"Colton Smith","description":"If Colton Smith wins the Mayo vs Smith professional tennis match in the 2026 ATP Challenger Fort Worth Round Of 32 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Mayo vs Smith professional tennis match in the 2026 ATP Challenger Fort Worth Round Of 32 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":"2026-10-20T04:10:00Z","end_date":"2026-11-03T16:00:00Z","closed_time":"2026-10-20T19:15:02Z","result":"no","volume":2196931.65,"volume_24hr":2196931.65,"prob_24h_change":0.01,"volume_24h_change":2196931.65,"normalized_vol_24hr":68.04537963867188,"normalized_volume":66.38013458251953,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-20T19:23:26.553635Z","fetched_at":"2026-10-20T19:23:26.553635Z","added_at":"2026-10-20T04:10:59.427708Z","url":"https://kalshi.com/markets/kxatpchallengermatch/mayo-vs-smith/kxatpchallengermatch-26oct20maysmi","event_title":"Mayo vs Smith","chart_24h":[0.0,0.56,0.56,0.56,0.56,0.56,0.56,0.56,0.56,0.56,0.56,0.35,0.47,0.55,0.56,0.01]}]}