TOTAL VOLUME:

$134b

24H VOL:

$103,397,351

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,410,176,180

399,592

Markets across

30,097

events

MATCHED EVENTS:

2,622

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Grand Prix of Markham Winner
kalshi

Who will win the Grand Prix of Markham?

Volume:
$325,926

Marcus Ericsson

 - Kalshi

Marcus Ericsson - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 16, 2026

Closed: Aug 16, 4:59 PM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Marcus Ericsson

View
100%
95%
Yes 100¢No 0¢
100¢
N/A
$63,468
N/A
N/A
$36,975
Settled
Yes
kalshi

Alex Palou

View
0%
42%
Yes 0¢No 100¢
100¢
N/A
$63,667
N/A
N/A
$45,589
Settled
No
kalshi

Romain Grosjean

View
0%
Yes 0¢No 100¢
100¢
N/A
$41,898
N/A
N/A
$29,035
Settled
No
kalshi

Christian Lundgaard

View
0%
5%
Yes 0¢No 100¢
100¢
N/A
$30,183
N/A
N/A
$21,318
Settled
No
kalshi

Louis Foster

View
0%
Yes 0¢No 100¢
100¢
N/A
$29,259
N/A
N/A
$25,338
Settled
No
kalshi

Scott McLaughlin

View
0%
6%
Yes 0¢No 100¢
100¢
N/A
$25,576
N/A
N/A
$17,884
Settled
No
kalshi

Will Power

View
0%
Yes 0¢No 100¢
100¢
N/A
$20,535
N/A
N/A
$15,141
Settled
No
kalshi

Kyle Kirkwood

View
0%
Yes 0¢No 100¢
100¢
N/A
$15,514
N/A
N/A
$14,290
Settled
No
kalshi

David Malukas

View
0%
4%
Yes 0¢No 100¢
100¢
N/A
$11,966
N/A
N/A
$10,042
Settled
No
kalshi

Felix Rosenqvist

View
0%
Yes 0¢No 100¢
100¢
N/A
$5,266
N/A
N/A
$5,113
Settled
No
kalshi

Rinus Veekay

View
0%
Yes 0¢No 100¢
100¢
N/A
$3,902
N/A
N/A
$3,755
Settled
No
kalshi

Nolan Siegel

View
0%
Yes 0¢No 100¢
100¢
N/A
$3,369
N/A
N/A
$3,345
Settled
No
kalshi

Scott Dixon

View
0%
Yes 0¢No 100¢
100¢
N/A
$2,662
N/A
N/A
$2,251
Settled
No
kalshi

Pato O’Ward

View
0%
2%
Yes 0¢No 100¢
100¢
N/A
$2,059
N/A
N/A
$1,947
Settled
No
kalshi

Dennis Hauger

View
0%
Yes 0¢No 100¢
100¢
N/A
$1,759
N/A
N/A
$1,759
Settled
No
kalshi

Josef Newgarden

View
0%
Yes 0¢No 100¢
100¢
N/A
$943
N/A
N/A
$935
Settled
No
kalshi

Graham Rahal

View
0%
Yes 0¢No 100¢
100¢
N/A
$887
N/A
N/A
$887
Settled
No
kalshi

Santino Ferrucci

View
0%
1%
Yes 0¢No 100¢
100¢
N/A
$686
N/A
N/A
$686
Settled
No
kalshi

Alexander Rossi

View
0%
Yes 0¢No 100¢
100¢
N/A
$670
N/A
N/A
$670
Settled
No
kalshi

Caio Collet

View
0%
Yes 0¢No 100¢
100¢
N/A
$566
N/A
N/A
$566
Settled
No
kalshi

Christian Rasmussen

View
0%
Yes 0¢No 100¢
100¢
N/A
$358
N/A
N/A
$358
Settled
No
kalshi

Sting Ray Robb

View
0%
Yes 0¢No 100¢
100¢
N/A
$240
N/A
N/A
$240
Settled
No
kalshi

Mick Schumacher

View
0%
Yes 0¢No 100¢
100¢
N/A
$238
N/A
N/A
$238
Settled
No
kalshi

Marcus Armstrong

View
0%
Yes 0¢No 100¢
100¢
N/A
$197
N/A
N/A
$159
Settled
No
kalshi

Kyffin Simpson

View
0%
Yes 0¢No 100¢
100¢
N/A
$56
N/A
N/A
$56
Settled
No
Total markets: 25

Description

This market focuses on predicting which driver will claim the top position in an upcoming IndyCar race. Participants can bet on any listed racer to secure the victory, with outcomes determined by official race results.

Kalshi

If Caio Collet finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Dennis Hauger finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Marcus Ericsson finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Scott Dixon finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Josef Newgarden finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Will Power finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Graham Rahal finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Romain Grosjean finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Felix Rosenqvist finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Santino Ferrucci finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Pato O’Ward finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Rinus Veekay finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If David Malukas finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Scott McLaughlin finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Mick Schumacher finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Alex Palou finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Kyle Kirkwood finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Alexander Rossi finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Sting Ray Robb finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Christian Lundgaard finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Christian Rasmussen finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Kyffin Simpson finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Nolan Siegel finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Marcus Armstrong finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes. If Louis Foster finishes in first in the Main race at the 2026 Grand Prix of Markham, then the market resolves to Yes.

Frequently asked questions

On Kalshi, the dashboard for the Markham Grand Prix winner market tracks real-time odds, price history, and 24-hour volume using placeholders. It shows how traders on Kalshi are pricing the chances of each driver winning the race, along with the total volume of $325,926 and recent trading activity of $309,663. This gives users a live view of market sentiment as the event approaches.

Prediction market odds often reflect a different outlook than traditional sportsbook lines. While sportsbooks set their odds based on a mix of analytics and risk management, prediction markets let traders bet directly on their beliefs, which can create sharper or more volatile prices. For this market, traders’ collective view may diverge from sportsbook favorites, especially if new information emerges about driver form, weather, or track conditions before the race.

This market resolves around Aug 16, 2026, with the outcome confirmed once the race result is verifiable from credible public reporting. The winner is determined by official race results from the event organizers, and the market settles accordingly. No additional criteria or external data sources are needed beyond the publicly announced winner of the Grand Prix of Markham.