{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31HOLOKO","ticker":"KXATPCHALLENGERMATCH-26MAY31HOLOKO","slug":"KXATPCHALLENGERMATCH-26MAY31HOLOKO","title":"Holmgren vs Okonkwo","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-05-30T22:51:00Z","end_date":"2026-06-14T10:40:00Z","closed_time":null,"volume":3164.59,"volume_24hr":3164.59,"volume_24h_change":null,"normalized_vol_24hr":19.45566749572754,"normalized_volume":17.461727142333984,"liquidity":null,"open_interest":2929.15,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26MAY31HOLOKO","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"August Holmgren","top_outcome_probability":0.97,"top_outcome_prob_24h_change":0.97,"top_outcome_volume_24h_change":961.0,"updated_at":"2026-05-31T09:52:53.459755Z","fetched_at":"2026-05-31T09:52:53.459755Z","added_at":"2026-05-30T23:04:57.487553Z","url":"https://kalshi.com/markets/kxatpchallengermatch/holmgren-vs-okonkwo/kxatpchallengermatch-26may31holoko","chart_24h":[0.0,242.0,363.46000000000004,363.46000000000004,713.49,780.49,874.01,979.72,1164.15,2172.15,2645.15,3164.59],"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31HOLOKO-HOL","event_id":"KXATPCHALLENGERMATCH-26MAY31HOLOKO","slug":"KXATPCHALLENGERMATCH-26MAY31HOLOKO-HOL","question":"Will August Holmgren win the Holmgren vs Okonkwo: Qualification Round 1 match?","group_item_title":"August Holmgren","description":"If August Holmgren wins the Holmgren vs Okonkwo professional tennis match in the 2026 ATP Challenger Birmingham Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Holmgren vs Okonkwo professional tennis match in the 2026 ATP Challenger Birmingham 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).","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.97,0.030000000000000027],"probability":0.97,"spread":0.040000000000000036,"active":true,"closed":false,"start_date":"2026-05-30T22:51:00Z","end_date":"2026-06-14T10:40:00Z","closed_time":"2026-06-14T10:40:00Z","volume":961.0,"volume_24hr":961.0,"prob_24h_change":0.97,"volume_24h_change":961.0,"normalized_vol_24hr":15.146247863769531,"normalized_volume":14.628438949584961,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-31T09:10:31.309837Z","fetched_at":"2026-05-31T09:09:57.854530Z","added_at":"2026-05-30T23:04:57.553281Z","url":"https://kalshi.com/markets/kxatpchallengermatch/holmgren-vs-okonkwo/kxatpchallengermatch-26may31holoko","event_title":"Holmgren vs Okonkwo","chart_24h":[0.0,0.0,0.0,0.94,0.94,0.94,0.96,0.97,0.97]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31HOLOKO-OKO","event_id":"KXATPCHALLENGERMATCH-26MAY31HOLOKO","slug":"KXATPCHALLENGERMATCH-26MAY31HOLOKO-OKO","question":"Will Oliver Okonkwo win the Holmgren vs Okonkwo: Qualification Round 1 match?","group_item_title":"Oliver Okonkwo","description":"If Oliver Okonkwo wins the Holmgren vs Okonkwo professional tennis match in the 2026 ATP Challenger Birmingham Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Holmgren vs Okonkwo professional tennis match in the 2026 ATP Challenger Birmingham 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).","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.04,0.96],"probability":0.04,"spread":0.020000000000000004,"active":true,"closed":false,"start_date":"2026-05-30T22:51:00Z","end_date":"2026-06-14T10:40:00Z","closed_time":"2026-06-14T10:40:00Z","volume":2203.59,"volume_24hr":2203.59,"prob_24h_change":0.04,"volume_24h_change":2203.59,"normalized_vol_24hr":19.024160385131836,"normalized_volume":18.373775482177734,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-31T09:53:20.317927Z","fetched_at":"2026-05-31T09:52:53.538934Z","added_at":"2026-05-30T23:04:57.553281Z","url":"https://kalshi.com/markets/kxatpchallengermatch/holmgren-vs-okonkwo/kxatpchallengermatch-26may31holoko","event_title":"Holmgren vs Okonkwo","chart_24h":[0.0,0.0,0.0,0.31,0.05,0.05,0.06,0.07,0.06,0.08,0.05,0.03,0.03,0.04]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26MAY31HOLOKO","as_of":"2026-05-31T09:55:57.839319Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Holmgren vs Okonkwo\" — top market at 4% probability across 2 outcomes","source_url":null}}