{"source":"kalshi","id":"KXWTATOURNWIN-26SWVW","ticker":"KXWTATOURNWIN-26SWVW","slug":"KXWTATOURNWIN-26SWVW","title":"Serena and Venus Williams to win Wimbledon Doubles this year","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-06-16T15:30:00Z","end_date":"2026-07-27T02:00:00Z","closed_time":null,"volume":1370.63,"volume_24hr":1370.63,"volume_24h_change":null,"normalized_vol_24hr":16.913475036621094,"normalized_volume":13.57119083404541,"liquidity":null,"open_interest":1355.12,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Yes","top_outcome_probability":0.15,"top_outcome_prob_24h_change":0.15,"top_outcome_volume_24h_change":1370.63,"updated_at":"2026-06-17T03:53:46.864120Z","fetched_at":"2026-06-17T03:53:46.864120Z","added_at":"2026-06-16T15:36:48.788866Z","url":"https://kalshi.com/markets/kxwtatournwin/serena-and-venus-williams-to-win-wimbledon-doubles-this-year/kxwtatournwin-26swvw","chart_24h":[0.0,51.0,333.37,400.43,1037.55,1326.3,1364.81],"markets":[{"source":"kalshi","id":"KXWTATOURNWIN-26SWVW-Y","event_id":"KXWTATOURNWIN-26SWVW","slug":"KXWTATOURNWIN-26SWVW-Y","question":"Will Serena Williams and Venus Williams win Wimbledon Women Doubles in 2026?","group_item_title":"Yes","description":"If Serena Williams and Venus Williams win the Wimbledon Women Doubles Championship in 2026, then the market resolves to Yes.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.15,0.85],"probability":0.15,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-06-16T15:30:00Z","end_date":"2026-07-27T02:00:00Z","closed_time":"2026-07-27T02:00:00Z","volume":1370.63,"volume_24hr":1370.63,"prob_24h_change":0.15,"volume_24h_change":1370.63,"normalized_vol_24hr":18.25075912475586,"normalized_volume":15.19399642944336,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-17T03:55:09.007649Z","fetched_at":"2026-06-17T03:53:47.060030Z","added_at":"2026-06-16T15:36:48.884903Z","url":"https://kalshi.com/markets/kxwtatournwin/serena-and-venus-williams-to-win-wimbledon-doubles-this-year/kxwtatournwin-26swvw","event_title":"Serena and Venus Williams to win Wimbledon Doubles this year","chart_24h":[0.0,0.0,0.0,0.0,0.28,0.28,0.28,0.28,0.07,0.07,0.1,0.1,0.1,0.15]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXWTATOURNWIN-26SWVW","as_of":"2026-06-17T04:07:22.692992Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Serena and Venus Williams to win Wimbledon Doubles this year\" — top market at 15% probability across 1 outcome","source_url":null}}