UEFA Nations League B: Teams promoted to League A (2026-27) is a sports series on Polymarket, with markets like “Will Switzerland be promoted to Nations League A in 2026-27?”. The Kalshi Eye archive lists 15 of its markets and has 7 days of daily Parquet files from October 15, 2026 to October 24, 2026, with order books, trades and on-chain fills.
- Venue: Polymarket
- Category: Sports
- Markets: 15 (0 settled, 15 open)
- Files: 7 days, October 15, 2026 to October 24, 2026
- Datasets: Polymarket order book, Polymarket trades, Polymarket on-chain fills, Polymarket markets
Open UEFA Nations League B: Teams promoted to League A (2026-27) 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
- UEFA Nations League A: Teams relegated (2026-27): 13 markets, 10 days of files
- UEFA Nations League 2026-27: Top Scorer: 40 markets, 10 days of files
- UEFA Europa League: Most Assists 2026-27: 72 markets, 10 days of files
- UEFA Champions League: Most Assists 2026-27: 69 markets, 10 days of files
- UEFA Europa League: Top Scorer 2026-27: 64 markets, 10 days of files
- UEFA Champions League: Top Scorer 2026-27: 27 markets, 10 days of files
Figures through October 24, 2026. All Polymarket series with pages are listed on Polymarket series.