{"source":"kalshi","id":"KXHOUSERACE-MA03-26","ticker":"KXHOUSERACE-MA03-26","slug":"KXHOUSERACE-MA03-26","title":"MA-03 House winner?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-01-07T01:07:00Z","end_date":"2027-11-03T15:00:00Z","closed_time":null,"volume":1723.5,"volume_24hr":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":15.104392051696777,"liquidity":null,"open_interest":1045.75,"categories":["Elections"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Lori Trahan","top_outcome_probability":0.975,"top_outcome_prob_24h_change":null,"top_outcome_volume_24h_change":null,"updated_at":"2026-09-01T03:22:44.663536Z","fetched_at":"2026-09-01T03:22:44.663536Z","added_at":null,"url":"https://kalshi.com/markets/kxhouserace/ma-03-house-winner/kxhouserace-ma03-26","chart_24h":null,"kind":"live","markets":[{"source":"kalshi","id":"KXHOUSERACE-MA03-26-D","event_id":"KXHOUSERACE-MA03-26","slug":"KXHOUSERACE-MA03-26-D","question":"Will Democratic win the House race for MA-03?","group_item_title":"Lori Trahan","description":"If the House member sworn in for MA-03 for the term beginning in 2027 is a member of the Democratic Party, then the market resolves to Yes.\n\n---\n\nThis market is eligible for accelerated determination after a consensus of media organizations project the winner. See full rules for details.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.975,0.025000000000000022],"probability":0.975,"spread":0.06399999999999995,"active":true,"closed":false,"start_date":"2026-01-07T01:07:00Z","end_date":"2027-11-03T15:00:00Z","closed_time":"2027-11-03T15:00:00Z","volume":776.0,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":13.789006233215332,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-09-03T09:05:15.628529Z","fetched_at":"2026-09-03T09:05:15.628529Z","added_at":null,"url":"https://kalshi.com/markets/kxhouserace/ma-03-house-winner/kxhouserace-ma03-26","event_title":"MA-03 House winner?","chart_24h":null},{"source":"kalshi","id":"KXHOUSERACE-MA03-26-R","event_id":"KXHOUSERACE-MA03-26","slug":"KXHOUSERACE-MA03-26-R","question":"Will Republican win the House race for MA-03?","group_item_title":"Gary Grossi","description":"If the House member sworn in for MA-03 for the term beginning in 2027 is a member of the Republican Party, then the market resolves to Yes.\n\n---\n\nThis market is eligible for accelerated determination after a consensus of media organizations project the winner. See full rules for details.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.001,0.999],"probability":0.001,"spread":0.057999999999999996,"active":true,"closed":false,"start_date":"2026-01-07T01:07:00Z","end_date":"2027-11-03T15:00:00Z","closed_time":"2027-11-03T15:00:00Z","volume":947.5,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":14.62781047821045,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-09-06T21:07:16.512162Z","fetched_at":"2026-09-06T21:07:16.512162Z","added_at":null,"url":"https://kalshi.com/markets/kxhouserace/ma-03-house-winner/kxhouserace-ma03-26","event_title":"MA-03 House winner?","chart_24h":null}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHOUSERACE-MA03-26","as_of":"2026-09-08T23:02:09.745803Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"MA-03 House winner?\" — top market at 98% probability across 2 outcomes","source_url":null}}