{"source":"gemini","id":"49730","ticker":"TENNIS-WTAFO-20260524-SIE-OSA","slug":"laura-siegemund-vs-naomi-osaka","title":"Laura Siegemund vs Naomi Osaka","description":"Laura Siegemund vs Naomi Osaka","image":"https://assets.gemini.com/predictions/images/tennis_test_02_42aacd7e-073f-453c-a9a2-7f09d07bbc38.jpg","icon":null,"active":false,"closed":true,"start_date":"2026-05-21T23:34:10.125000Z","end_date":"2026-05-26T22:40:00Z","closed_time":"2026-05-26T14:54:32.542000Z","volume":4900.0,"volume_24hr":4900.0,"volume_24h_change":null,"normalized_vol_24hr":57.42784118652344,"normalized_volume":43.27283477783203,"liquidity":null,"open_interest":null,"categories":["Sports"],"tags":["French Open"],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Naomi Osaka","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.20999999999999996,"top_outcome_volume_24h_change":null,"updated_at":"2026-05-26T15:52:00.137153Z","fetched_at":"2026-05-26T15:52:00.137153Z","added_at":"2026-05-21T23:54:07.184555Z","url":"https://www.gemini.com/predictions/TENNIS-WTAFO-20260524-SIE-OSA/laura-siegemund-vs-naomi-osaka","chart_24h":[14.0,27.0,4686.0,4900.0,4900.0],"markets":[{"source":"gemini","id":"49730-203770","event_id":"49730","slug":"GEMI-TENNIS-WTAFO-20260524-SIE-OSA-OSA","question":"Naomi Osaka","group_item_title":"Naomi Osaka","description":"This market resolves to Yes if Naomi Osaka wins the tennis match between Naomi Osaka and Laura Siegemund scheduled for May 24, 2026 at 5:00 AM ET. Otherwise, it resolves to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. Read the full contract [terms & conditions](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_1078aa92-c5fe-42cb-9491-466335816650.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/4J6VRr4hWCciq3hslGCXAK/d625172d9d6265bb9a8245301fe5bbcd/033-japan.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.08,"active":false,"closed":true,"start_date":"2026-05-24T09:00:00Z","end_date":"2026-05-26T22:40:00Z","closed_time":"2026-05-26T14:54:32.542000Z","volume":null,"volume_24hr":null,"prob_24h_change":0.20999999999999996,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-26T15:52:03.156120Z","fetched_at":"2026-05-26T15:52:00.155816Z","added_at":"2026-05-21T23:54:07.298324Z","url":"https://www.gemini.com/predictions/TENNIS-WTAFO-20260524-SIE-OSA/laura-siegemund-vs-naomi-osaka","event_title":"Laura Siegemund vs Naomi Osaka","chart_24h":[0.79,0.79,0.79,0.79,0.8,0.8,0.81,0.81,0.81,0.94,0.92,0.96,1.0]},{"source":"gemini","id":"49730-203769","event_id":"49730","slug":"GEMI-TENNIS-WTAFO-20260524-SIE-OSA-SIE","question":"Laura Siegemund","group_item_title":"Laura Siegemund","description":"This market resolves to Yes if Laura Siegemund wins the tennis match between Laura Siegemund and Naomi Osaka scheduled for May 24, 2026 at 5:00 AM ET. Otherwise, it resolves to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. Read the full contract [terms & conditions](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_1078aa92-c5fe-42cb-9491-466335816650.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/4B70RAhHCbPNcYPB6XzLHU/ffe9023acbc22204a2d5cd5d2602867d/066-germany.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.08,"active":false,"closed":true,"start_date":"2026-05-24T09:00:00Z","end_date":"2026-05-26T22:40:00Z","closed_time":"2026-05-26T14:54:32.399000Z","volume":null,"volume_24hr":null,"prob_24h_change":-0.29,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-26T15:52:03.156120Z","fetched_at":"2026-05-26T15:52:00.155816Z","added_at":"2026-05-21T23:54:07.298324Z","url":"https://www.gemini.com/predictions/TENNIS-WTAFO-20260524-SIE-OSA/laura-siegemund-vs-naomi-osaka","event_title":"Laura Siegemund vs Naomi Osaka","chart_24h":[0.29,0.29,0.28,0.28,0.28,0.27,0.27,0.14,0.19,0.12,0.0]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/gemini/49730","as_of":"2026-05-26T18:37:51.023089Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Gemini): \"Laura Siegemund vs Naomi Osaka\" — top market at 100% probability across 2 outcomes","source_url":null}}