NBA 2nd Half Winner (KXNBA2H) historical data

NBA 2nd Half Winner is a sports series on Kalshi, with markets like “Los Angeles L wins the 2nd half”. The Kalshi Eye archive lists 156 of its markets and has 9 days of daily Parquet files from October 16, 2026 to October 24, 2026 (35 MB), with every order book change and trade.

• Venue: Kalshi, series KXNBA2H
• Category: Sports
• Markets: 156 (108 settled, 48 open)
• Files: 9 days, October 16, 2026 to October 24, 2026, 35 MB, 3,822,314 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 NBA 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 KXNBA2H 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=KXNBA2H/trades-KXNBA2H-2026-10-24.parquet'
ORDER BY ts_recv;

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

Related Kalshi series

• NBA 2nd Half Spread (KXNBA2HSPREAD): 688 markets, 6 days of files
• NBA 2nd Half Total (KXNBA2HTOTAL): 688 markets, 6 days of files
• NBA 1st Half Winner (KXNBA1H): 335 markets, 13 days of files
• College Football 2nd Half Winner (KXNCAAF2H): 263 markets, 10 days of files
• 2nd Half Winner (KXMLS2H): 218 markets, 11 days of files
• NBA 2nd Quarter Winner (KXNBA2Q): 156 markets, 9 days of files

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