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Kalshi Eye

MLB Postseason: Runs Leader: Polymarket historical data

MLB Postseason: Runs Leader is a sports series on Polymarket, with markets like “Will Chandler Simpson lead the 2026 MLB Postseason in runs scored?”. The Kalshi Eye archive lists 11 of its markets and has 9 days of daily Parquet files from October 15, 2026 to October 23, 2026, with order books, trades and on-chain fills.

Open MLB Postseason: Runs Leader 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.

Related Polymarket series

Figures as of October 24, 2026. All Polymarket series with pages are listed on Polymarket series.