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The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.06,0.94],"probability":0.06,"spread":0.06,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":90.38,"volume_24hr":86.63,"prob_24h_change":0.009999999999999995,"volume_24h_change":11.879999999999995,"normalized_vol_24hr":6.969181060791016,"normalized_volume":5.935627460479736,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T04:29:36.967309Z","fetched_at":"2026-06-18T03:20:51.549172Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.05,0.05,0.06,0.06,0.06]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-CHOC","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-CHOC","question":"Will Carson Hocevar win the 2026 NASCAR In-Season Challenge?","group_item_title":"Carson Hocevar","description":"If Carson Hocevar wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.05,0.95],"probability":0.05,"spread":0.06,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":77.0,"volume_24hr":77.0,"prob_24h_change":0.0,"volume_24h_change":77.0,"normalized_vol_24hr":6.611150741577148,"normalized_volume":5.5266642570495605,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:09:52.471517Z","fetched_at":"2026-06-17T17:14:26.810238Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.05,0.05,0.05]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-TGIB","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-TGIB","question":"Will Ty Gibbs win the 2026 NASCAR In-Season Challenge?","group_item_title":"Ty Gibbs","description":"If Ty Gibbs wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.05,0.95],"probability":0.05,"spread":0.06,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":125.0,"volume_24hr":125.0,"prob_24h_change":0.0,"volume_24h_change":125.0,"normalized_vol_24hr":8.146727561950684,"normalized_volume":6.810346603393555,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:09:52.471517Z","fetched_at":"2026-06-17T19:53:22.010329Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.05,0.05,0.05,0.05]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-AALL","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-AALL","question":"Will AJ Allmendinger win the 2026 NASCAR In-Season Challenge?","group_item_title":"AJ Allmendinger","description":"If AJ Allmendinger wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-ABOW","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-ABOW","question":"Will Alex Bowman win the 2026 NASCAR In-Season Challenge?","group_item_title":"Alex Bowman","description":"If Alex Bowman wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-ACIN","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-ACIN","question":"Will Austin Cindric win the 2026 NASCAR In-Season Challenge?","group_item_title":"Austin Cindric","description":"If Austin Cindric wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-ADIL","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-ADIL","question":"Will Austin Dillon win the 2026 NASCAR In-Season Challenge?","group_item_title":"Austin Dillon","description":"If Austin Dillon wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-BKES","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-BKES","question":"Will Brad Keselowski win the 2026 NASCAR In-Season Challenge?","group_item_title":"Brad Keselowski","description":"If Brad Keselowski wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-BWAL","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-BWAL","question":"Will Bubba Wallace win the 2026 NASCAR In-Season Challenge?","group_item_title":"Bubba Wallace","description":"If Bubba Wallace wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-CBRI","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-CBRI","question":"Will Chase Briscoe win the 2026 NASCAR In-Season Challenge?","group_item_title":"Chase Briscoe","description":"If Chase Briscoe wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-DSUA","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-DSUA","question":"Will Daniel Suárez win the 2026 NASCAR In-Season Challenge?","group_item_title":"Daniel Suárez","description":"If Daniel Suárez wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-EJON","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-EJON","question":"Will Erik Jones win the 2026 NASCAR In-Season Challenge?","group_item_title":"Erik Jones","description":"If Erik Jones wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-JBER","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-JBER","question":"Will Josh Berry win the 2026 NASCAR In-Season Challenge?","group_item_title":"Josh Berry","description":"If Josh Berry wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-JLOG","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-JLOG","question":"Will Joey Logano win the 2026 NASCAR In-Season Challenge?","group_item_title":"Joey Logano","description":"If Joey Logano wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-JNEM","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-JNEM","question":"Will John H. Nemechek win the 2026 NASCAR In-Season Challenge?","group_item_title":"John H. Nemechek","description":"If John H. Nemechek wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-MMCD","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-MMCD","question":"Will Michael McDowell win the 2026 NASCAR In-Season Challenge?","group_item_title":"Michael McDowell","description":"If Michael McDowell wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-NGRA","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-NGRA","question":"Will Noah Gragson win the 2026 NASCAR In-Season Challenge?","group_item_title":"Noah Gragson","description":"If Noah Gragson wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-RCHA","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-RCHA","question":"Will Ross Chastain win the 2026 NASCAR In-Season Challenge?","group_item_title":"Ross Chastain","description":"If Ross Chastain wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-RHER","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-RHER","question":"Will Riley Herbst win the 2026 NASCAR In-Season Challenge?","group_item_title":"Riley Herbst","description":"If Riley Herbst wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-RPRE","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-RPRE","question":"Will Ryan Preece win the 2026 NASCAR In-Season Challenge?","group_item_title":"Ryan Preece","description":"If Ryan Preece wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-RSTE","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-RSTE","question":"Will Ricky Stenhouse win the 2026 NASCAR In-Season Challenge?","group_item_title":"Ricky Stenhouse","description":"If Ricky Stenhouse wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-SVAN","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-SVAN","question":"Will Shane Van Gisbergen win the 2026 NASCAR In-Season Challenge?","group_item_title":"Shane Van Gisbergen","description":"If Shane Van Gisbergen wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-TDIL","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-TDIL","question":"Will Ty Dillon win the 2026 NASCAR In-Season Challenge?","group_item_title":"Ty Dillon","description":"If Ty Dillon wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-TGIL","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-TGIL","question":"Will Todd Gilliland win the 2026 NASCAR In-Season Challenge?","group_item_title":"Todd Gilliland","description":"If Todd Gilliland wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-WBYR","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-WBYR","question":"Will William Byron win the 2026 NASCAR In-Season Challenge?","group_item_title":"William Byron","description":"If William Byron wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T06:58:06.217446Z","fetched_at":"2026-06-18T06:58:06.217446Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0,0.0,0.0,0.0]},{"source":"kalshi","id":"KXNASCARCHALLENGE-26-ZSMI","event_id":"KXNASCARCHALLENGE-26","slug":"KXNASCARCHALLENGE-26-ZSMI","question":"Will Zane Smith win the 2026 NASCAR In-Season Challenge?","group_item_title":"Zane Smith","description":"If Zane Smith wins the 2026 NASCAR In-Season Challenge, then the market resolves to Yes.\n\n---\n\nThe NASCAR In-Season Challenge is a 32-driver, single-elimination tournament that takes place over five NASCAR Cup Series races. The driver with the better finish in each matchup advances to the next round. \n\nRaces Included in the In-Season Challenge:\nSonoma Raceway (June 28)\nChicagoland Speedway (July 5)\nEchoPark Speedway (July 12)\nNorth Wilkesboro Speedway (July 19)\nIndianapolis Motor Speedway (July 26)","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.05,"active":true,"closed":false,"start_date":"2026-06-16T02:30:00Z","end_date":"2026-08-17T14:00:00Z","closed_time":"2026-08-17T14:00:00Z","volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-06-18T05:23:19.911270Z","fetched_at":"2026-06-16T04:06:01.592011Z","added_at":"2026-06-16T02:38:50.988408Z","url":"https://kalshi.com/markets/kxnascarchallenge/nascar-in-season-challenge-winner/kxnascarchallenge-26","event_title":"NASCAR In-Season Challenge Winner","chart_24h":[0.0,0.0]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXNASCARCHALLENGE-26","as_of":"2026-06-18T10:32:26.364273Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"NASCAR In-Season Challenge Winner\" — top market at 9% probability across 32 outcomes","source_url":null}}