Electoral college margin of victory is an elections series on Kalshi, with markets like “Will Republican win the 2028 presidential election by 211 to 538 Electoral College votes?”. The Kalshi Eye archive lists 14 of its markets and has 13 days of daily Parquet files from October 12, 2026 to October 24, 2026 (5 MB), with every order book change and trade.

Venue: Kalshi, series ECMOV
Category: Elections
Markets: 14 (0 settled, 14 open)
Files: 13 days, October 12, 2026 to October 24, 2026, 5 MB, 543,057 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 Electoral college margin of victory 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 ECMOV 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=ECMOV/trades-ECMOV-2026-10-24.parquet'
ORDER BY ts_recv;

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

Related Kalshi series

Popular vote margin of victory (POPVOTEMOV): 20 markets, 13 days of files
Midterm margin of victory (KXMIDTERMMOV): 5,190 markets, 13 days of files
California Proposition 40 margin of victory (KXCAWEALTHTAXMOVD): 16 markets, 13 days of files
Brazil Presidential Election Runoff: Margin of Victory (KXBRPRES2MOVD): 15 markets, 13 days of files
Brazil Presidential Election Runoff: State Margin of Victory (KXBRPRES2STATEMOVD): 15 markets, 12 days of files
2026 House popular vote Democratic minus Republican margin (KXHOUSEPOPVOTEMARGIND): 13 markets, 13 days of files

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