{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26JUN18HARVIR","ticker":"KXATPCHALLENGERMATCH-26JUN18HARVIR","slug":"KXATPCHALLENGERMATCH-26JUN18HARVIR","title":"Harris vs Virtanen","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-06-18T02:10:00Z","end_date":"2026-07-02T14:00:00Z","closed_time":"2026-06-18T19:10:30Z","volume":1146475.45,"volume_24hr":1146475.45,"volume_24h_change":null,"normalized_vol_24hr":59.035484313964844,"normalized_volume":50.012752532958984,"liquidity":null,"open_interest":795322.6699999999,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26JUN18HARVIR","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Otto Virtanen","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.22999999999999998,"top_outcome_volume_24h_change":250506.38,"updated_at":"2026-06-18T19:29:18.679432Z","fetched_at":"2026-06-18T19:29:18.679432Z","added_at":"2026-06-18T02:14:34.829623Z","url":"https://kalshi.com/markets/kxatpchallengermatch/harris-vs-virtanen/kxatpchallengermatch-26jun18harvir","chart_24h":[576.0,715.0,1154.84,1184.84,1381.6,1426.6,1460.6,1530.6,1765.96,1766.96,1866.96,1924.96,1979.96,2015.96,2105.8,2189.5699999999997,3045.21,6702.44,6878.24,56884.299999999996,440505.35,1003196.94,1146475.45],"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26JUN18HARVIR-VIR","event_id":"KXATPCHALLENGERMATCH-26JUN18HARVIR","slug":"KXATPCHALLENGERMATCH-26JUN18HARVIR-VIR","question":"Will Otto Virtanen win the Harris vs Virtanen: Quarterfinal match?","group_item_title":"Otto Virtanen","description":"If Otto Virtanen wins the Harris vs Virtanen professional tennis match in the 2026 ATP Challenger Nottingham 2 Quarterfinal after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Harris vs Virtanen professional tennis match in the 2026 ATP Challenger Nottingham 2 Quarterfinal 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":[0.99,0.010000000000000009],"probability":0.99,"spread":1.0,"active":false,"closed":true,"start_date":"2026-06-18T02:10:00Z","end_date":"2026-07-02T14:00:00Z","closed_time":"2026-06-18T19:10:30Z","volume":250506.38,"volume_24hr":250506.38,"prob_24h_change":0.22999999999999998,"volume_24h_change":250506.38,"normalized_vol_24hr":54.82609558105469,"normalized_volume":44.99612808227539,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T19:29:43.816008Z","fetched_at":"2026-06-18T19:29:18.690802Z","added_at":"2026-06-18T02:14:35.047975Z","url":"https://kalshi.com/markets/kxatpchallengermatch/harris-vs-virtanen/kxatpchallengermatch-26jun18harvir","event_title":"Harris vs Virtanen","chart_24h":[0.76,0.76,0.79,0.79,0.81,0.81,0.81,0.81,0.8,0.8,0.8,0.78,0.78,0.78,0.71,0.91,0.87,0.99]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26JUN18HARVIR-HAR","event_id":"KXATPCHALLENGERMATCH-26JUN18HARVIR","slug":"KXATPCHALLENGERMATCH-26JUN18HARVIR-HAR","question":"Will Billy Harris win the Harris vs Virtanen: Quarterfinal match?","group_item_title":"Billy Harris","description":"If Billy Harris wins the Harris vs Virtanen professional tennis match in the 2026 ATP Challenger Nottingham 2 Quarterfinal after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Harris vs Virtanen professional tennis match in the 2026 ATP Challenger Nottingham 2 Quarterfinal 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":[0.01,0.99],"probability":0.01,"spread":1.0,"active":false,"closed":true,"start_date":"2026-06-18T02:10:00Z","end_date":"2026-07-02T14:00:00Z","closed_time":"2026-06-18T19:10:30Z","volume":895969.07,"volume_24hr":895969.07,"prob_24h_change":-0.22,"volume_24h_change":895393.07,"normalized_vol_24hr":66.64356231689453,"normalized_volume":54.694801330566406,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T19:16:42.965020Z","fetched_at":"2026-06-18T19:16:15.636441Z","added_at":"2026-06-18T02:14:35.047975Z","url":"https://kalshi.com/markets/kxatpchallengermatch/harris-vs-virtanen/kxatpchallengermatch-26jun18harvir","event_title":"Harris vs Virtanen","chart_24h":[0.23,0.24,0.22,0.22,0.21,0.21,0.21,0.21,0.2,0.2,0.2,0.2,0.2,0.2,0.22,0.24,0.23,0.24,0.31,0.11,0.15,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26JUN18HARVIR","as_of":"2026-06-18T22:24:23.467409Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Harris vs Virtanen\" — top market at 1% probability across 2 outcomes","source_url":null}}