2nd Half Winner is a sports series on Kalshi, with markets like “Tijuana de Caliente wins 2nd Half”. The Kalshi Eye archive lists 170 of its markets and has 10 days of daily Parquet files from October 12, 2026 to October 23, 2026 (13 MB), with every order book change and trade.

Venue: Kalshi, series KXLIGAMX2H
Category: Sports
Markets: 170 (149 settled, 21 open)
Files: 10 days, October 12, 2026 to October 23, 2026, 13 MB, 1,336,468 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 2nd Half 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 KXLIGAMX2H trade on October 23, 2026, in DuckDB:

SELECT ts_recv, ticker, yes_price, size, taker_side
FROM 'kalshieye-data/trades/date=2026-10-23/series=KXLIGAMX2H/trades-KXLIGAMX2H-2026-10-23.parquet'
ORDER BY ts_recv;

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

Related Kalshi series

ESoccer Game (KXESOCCERGAME): 18,378 markets, 12 days of files
Men's College Basketball AP Poll Top Rank (KXNCAAMBTOPAPRANK): 6,718 markets, 12 days of files
NHL Goalscorer (KXNHLGOAL): 6,078 markets, 12 days of files
College Football Spread (KXNCAAFSPREAD): 5,307 markets, 12 days of files
Pro Hockey Points (KXNHLPTS): 4,823 markets, 12 days of files
Pro Football Receiving Yards (KXNFLRECYDS): 4,479 markets, 12 days of files

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