{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31JOHPIE","ticker":"KXATPCHALLENGERMATCH-26MAY31JOHPIE","slug":"KXATPCHALLENGERMATCH-26MAY31JOHPIE","title":"Johns vs Pieczkowski","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-05-31T04:42:00Z","end_date":"2026-06-14T14:00:00Z","closed_time":null,"volume":1725.81,"volume_24hr":1725.81,"volume_24h_change":null,"normalized_vol_24hr":16.911766052246094,"normalized_volume":14.916516304016113,"liquidity":null,"open_interest":910.39,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26MAY31JOHPIE","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Garrett Johns","top_outcome_probability":0.63,"top_outcome_prob_24h_change":0.63,"top_outcome_volume_24h_change":1108.87,"updated_at":"2026-05-31T22:36:05.255103Z","fetched_at":"2026-05-31T22:36:05.255103Z","added_at":"2026-05-31T04:42:13.788039Z","url":"https://kalshi.com/markets/kxatpchallengermatch/johns-vs-pieczkowski/kxatpchallengermatch-26may31johpie","chart_24h":[0.0,1.0,1.0,101.49,159.49,165.53,167.04000000000002,217.04,278.03999999999996,286.03999999999996,288.56,1092.3899999999999,1190.3899999999999,1235.6399999999999,1615.6399999999999,1675.6399999999999,1680.81,1725.81],"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31JOHPIE-JOH","event_id":"KXATPCHALLENGERMATCH-26MAY31JOHPIE","slug":"KXATPCHALLENGERMATCH-26MAY31JOHPIE-JOH","question":"Will Garrett Johns win the Johns vs Pieczkowski: Qualification match?","group_item_title":"Garrett Johns","description":"If Garrett Johns wins the Johns vs Pieczkowski professional tennis match in the 2026 ATP Challenger Tyler Qualification after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Johns vs Pieczkowski professional tennis match in the 2026 ATP Challenger Tyler Qualification 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":[0.63,0.37],"probability":0.63,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-05-31T04:42:00Z","end_date":"2026-06-14T14:00:00Z","closed_time":"2026-06-14T14:00:00Z","volume":1108.87,"volume_24hr":1108.87,"prob_24h_change":0.63,"volume_24h_change":1108.87,"normalized_vol_24hr":16.176992416381836,"normalized_volume":15.243781089782715,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-31T22:36:35.750172Z","fetched_at":"2026-05-31T22:36:05.316572Z","added_at":"2026-05-31T04:42:13.875096Z","url":"https://kalshi.com/markets/kxatpchallengermatch/johns-vs-pieczkowski/kxatpchallengermatch-26may31johpie","event_title":"Johns vs Pieczkowski","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.58,0.58,0.58,0.58,0.58,0.58,0.66,0.66,0.66,0.65,0.64,0.64,0.64,0.66,0.66,0.65,0.64,0.64,0.63,0.63]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31JOHPIE-PIE","event_id":"KXATPCHALLENGERMATCH-26MAY31JOHPIE","slug":"KXATPCHALLENGERMATCH-26MAY31JOHPIE-PIE","question":"Will Olaf Pieczkowski win the Johns vs Pieczkowski: Qualification match?","group_item_title":"Olaf Pieczkowski","description":"If Olaf Pieczkowski wins the Johns vs Pieczkowski professional tennis match in the 2026 ATP Challenger Tyler Qualification after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Johns vs Pieczkowski professional tennis match in the 2026 ATP Challenger Tyler Qualification 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":[0.37,0.63],"probability":0.37,"spread":0.020000000000000018,"active":true,"closed":false,"start_date":"2026-05-31T04:42:00Z","end_date":"2026-06-14T14:00:00Z","closed_time":"2026-06-14T14:00:00Z","volume":616.94,"volume_24hr":616.94,"prob_24h_change":0.37,"volume_24h_change":616.94,"normalized_vol_24hr":13.587780952453613,"normalized_volume":12.803935050964355,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-31T21:43:46.946619Z","fetched_at":"2026-05-31T21:43:46.946619Z","added_at":"2026-05-31T04:42:13.875096Z","url":"https://kalshi.com/markets/kxatpchallengermatch/johns-vs-pieczkowski/kxatpchallengermatch-26may31johpie","event_title":"Johns vs Pieczkowski","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.4,0.4,0.4,0.4,0.4,0.34,0.38,0.38,0.37,0.37,0.37,0.37]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26MAY31JOHPIE","as_of":"2026-05-31T23:09:13.734265Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Johns vs Pieczkowski\" — top market at 63% probability across 2 outcomes","source_url":null}}