{"_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/KXATPSETWINNER-26OCT10ARNFRI-1","as_of":"2026-10-10T09:22:31.514598Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Matteo Arnaldi vs Taylor Fritz: Set 1 Winner\" — resolved: \"Taylor Fritz\" (closed 2026-10-10). https://pdata.world/events/kalshi/KXATPSETWINNER-26OCT10ARNFRI-1","source_url":"https://kalshi.com/markets/kxatpsetwinner/matteo-arnaldi-vs-taylor-fritz-set-1-winner/kxatpsetwinner-26oct10arnfri-1"},"source":"kalshi","id":"KXATPSETWINNER-26OCT10ARNFRI-1","ticker":"KXATPSETWINNER-26OCT10ARNFRI-1","slug":"KXATPSETWINNER-26OCT10ARNFRI-1","title":"Matteo Arnaldi vs Taylor Fritz: Set 1 Winner","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-09T04:20:00Z","end_date":"2026-10-24T04:00:00Z","closed_time":"2026-10-10T07:31:08Z","volume":71219.59,"volume_24hr":71219.59,"volume_24h_change":null,"normalized_vol_24hr":41.39563751220703,"normalized_volume":33.60677719116211,"liquidity":null,"open_interest":46930.5,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT10ARNFRI-1","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Taylor Fritz","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":25284.77,"updated_at":"2026-10-10T07:45:57.780354Z","fetched_at":"2026-10-10T07:45:57.780354Z","added_at":"2026-10-09T04:29:54.818761Z","url":"https://kalshi.com/markets/kxatpsetwinner/matteo-arnaldi-vs-taylor-fritz-set-1-winner/kxatpsetwinner-26oct10arnfri-1","chart_24h":[4.76,3557.42,71219.59,71219.59],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXATPSETWINNER-26OCT10ARNFRI-1-FRI","event_id":"KXATPSETWINNER-26OCT10ARNFRI-1","slug":"KXATPSETWINNER-26OCT10ARNFRI-1-FRI","question":"Will Taylor Fritz win set 1 in the Matteo Arnaldi vs Taylor Fritz match","group_item_title":"Taylor Fritz","description":"If Taylor Fritz wins set 1 in the Matteo Arnaldi vs Taylor Fritz professional tennis match in the 2026 ATP Shanghai Round Of 64, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Matteo Arnaldi vs Taylor Fritz professional tennis match in the 2026 ATP Shanghai Round Of 64. 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). If a retirement occurs, all markets that can be unconditionally settled based on play already completed will resolve accordingly. Any markets that cannot be unconditionally settled will resolve to Fair Market Price, as determined at the sole discretion of the Exchange.\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":"2026-10-09T04:20:00Z","end_date":"2026-10-24T04:00:00Z","closed_time":"2026-10-10T07:31:08Z","result":"yes","volume":25284.77,"volume_24hr":25284.77,"prob_24h_change":0.99,"volume_24h_change":25284.77,"normalized_vol_24hr":39.223182678222656,"normalized_volume":31.9951171875,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-10T07:45:57.851137Z","fetched_at":"2026-10-10T07:45:57.851137Z","added_at":"2026-10-09T04:29:54.916386Z","url":"https://kalshi.com/markets/kxatpsetwinner/matteo-arnaldi-vs-taylor-fritz-set-1-winner/kxatpsetwinner-26oct10arnfri-1","event_title":"Matteo Arnaldi vs Taylor Fritz: Set 1 Winner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.72,0.72,0.69,0.99,0.99]},{"source":"kalshi","id":"KXATPSETWINNER-26OCT10ARNFRI-1-ARN","event_id":"KXATPSETWINNER-26OCT10ARNFRI-1","slug":"KXATPSETWINNER-26OCT10ARNFRI-1-ARN","question":"Will Matteo Arnaldi win set 1 in the Matteo Arnaldi vs Taylor Fritz match","group_item_title":"Matteo Arnaldi","description":"If Matteo Arnaldi wins set 1 in the Matteo Arnaldi vs Taylor Fritz professional tennis match in the 2026 ATP Shanghai Round Of 64, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Matteo Arnaldi vs Taylor Fritz professional tennis match in the 2026 ATP Shanghai Round Of 64. 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). If a retirement occurs, all markets that can be unconditionally settled based on play already completed will resolve accordingly. Any markets that cannot be unconditionally settled will resolve to Fair Market Price, as determined at the sole discretion of the Exchange.\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":"2026-10-09T04:20:00Z","end_date":"2026-10-24T04:00:00Z","closed_time":"2026-10-10T07:31:08Z","result":"no","volume":45934.82,"volume_24hr":45934.82,"prob_24h_change":0.01,"volume_24h_change":45934.82,"normalized_vol_24hr":43.97872543334961,"normalized_volume":35.874305725097656,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-10T07:45:57.851137Z","fetched_at":"2026-10-10T07:45:57.851137Z","added_at":"2026-10-09T04:29:54.916386Z","url":"https://kalshi.com/markets/kxatpsetwinner/matteo-arnaldi-vs-taylor-fritz-set-1-winner/kxatpsetwinner-26oct10arnfri-1","event_title":"Matteo Arnaldi vs Taylor Fritz: Set 1 Winner","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.33,0.01,0.01]}]}