First 5 Innings Winner (KXMLBF5) historical data

First 5 Innings Winner is a sports series on Kalshi, with markets like “Los Angeles D first 5 innings winner”. The Kalshi Eye archive lists 119 of its markets and has 13 days of daily Parquet files from October 12, 2026 to October 24, 2026 (49 MB), with every order book change and trade.

• Venue: Kalshi, series KXMLBF5
• Category: Sports
• Markets: 119 (116 settled, 3 open)
• Files: 13 days, October 12, 2026 to October 24, 2026, 49 MB, 4,908,420 rows
• Datasets: Order book (L2, incremental), Order book snapshots (top 10, 1 second), Top of book (every change), Top of book (1-minute bars), Trades

Open First 5 Innings Winner in Markets to see every day and market, then export the days you need. Free sample files of each dataset are on the Kalshi data page.

Reading the files

Every KXMLBF5 trade on October 24, 2026, in DuckDB:

SELECT ts_recv, ticker, yes_price, size, taker_side
FROM 'kalshieye-data/trades/date=2026-10-24/series=KXMLBF5/trades-KXMLBF5-2026-10-24.parquet'
ORDER BY ts_recv;

To test a strategy on this series, see How to backtest Kalshi markets.

Related Kalshi series

• First 3 Innings Winner (KXMLBF3): 119 markets, 13 days of files
• First 7 Innings Winner (KXMLBF7): 119 markets, 13 days of files
• Champions League First Hal Winner (KXUCL1H): 188 markets, 8 days of files
• First 5 Innings Total (KXMLBF5TOTAL): 171 markets, 13 days of files
• Serie A First Half Winner (KXSERIEA1H): 155 markets, 12 days of files
• Premier League First Half Winner (KXEPL1H): 143 markets, 12 days of files

Figures through October 24, 2026. All Kalshi series with pages are listed on Kalshi series.