NASCAR: The Progress Group 250 Winner is a sports series on Polymarket, with markets like “Will Patrick Emerling win the 2026 NASCAR Xfinity Series The Progress Group 250?”. The Kalshi Eye archive lists 41 of its markets and has 5 days of daily Parquet files from October 20, 2026 to October 24, 2026, with order books, trades and on-chain fills.
- Venue: Polymarket
- Category: Sports
- Markets: 41 (41 settled, 0 open)
- Files: 5 days, October 20, 2026 to October 24, 2026
- Datasets: Polymarket order book, Polymarket trades, Polymarket on-chain fills, Polymarket markets
Open NASCAR: The Progress Group 250 Winner in Markets to see every day and market, then export the days you need. Free sample files of each dataset are on the Polymarket data page.
Reading the files
Polymarket files are split by market, so a series spans several files a day. Pick the days in Markets or Downloads, or list them with the files API. How each file reads is on the Polymarket page.
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- NHL Hart Memorial Trophy Winner: 38 markets, 10 days of files
- NHL Frank J. Selke Trophy Winner: 36 markets, 10 days of files
Figures through October 24, 2026. All Polymarket series with pages are listed on Polymarket series.