Tick-by-tick trades and L2 order-book depth for 15 UFC & MMA series on Kalshi & Polymarket — UFC fight winners, method of victory, round of victory, fight props. 2,363 series-days covering June 2025 – September 2026; 650.9K trades · $25.0M turnover in the 30 days to 2026-09-02. Sold as day bundles from €1.
UFC fight winners, method and round of victory, fight props.
Every series below is archived at full feed resolution — each contract file carries every trade print (price, size, side) and Level-2 order-book updates in one normalized, zstd-compressed schema. A series-day bundle holds all contracts of the series for one UTC day.
Ranked by USD turnover from our own daily statistics — the series a market maker or bot builder should start with.
| # | Series | Venue | Trades (30d) | Turnover (30d) | Days | |
|---|---|---|---|---|---|---|
| 1 | UFC (fights & props) | Polymarket | 78,047 | $13.5M | 30 | Buy days |
| 2 | UFC Method of Victory | Kalshi | 502,592 | $10.5M | 21 | Buy days |
| 3 | UFC Round of Victory | Kalshi | 70,300 | $1.0M | 21 | Buy days |
Trades and USD turnover summed over every contract of the series, from the recorded tick data; 30 days to 2026-09-02. Series without statistics in the window are omitted.
| Venue | Series | With stats | Trades (30d) | Turnover (30d) |
|---|---|---|---|---|
| Polymarket | 1 | 1 | 78,047 | $13.5M |
| Kalshi | 14 | 2 | 572,892 | $11.5M |
30 days to 2026-09-02, from our own daily statistics per contract.
Largest archive first. Each series page lists its exact coverage, day count and recent days; day bundles are bought in the shop calendar.
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| UFC Fight | Kalshi | event | 183 | March 2026 – September 2026 | 2.97 GB | €1 | Buy days |
| UFC Method of Victory | Kalshi | event | 88 | March 2026 – September 2026 | 1.62 GB | €1 | Buy days |
| UFC Round of Victory | Kalshi | event | 82 | March 2026 – September 2026 | 491 MB | €1 | Buy days |
| UFC Method of Finish | Kalshi | event | 82 | March 2026 – September 2026 | 420 MB | €1 | Buy days |
| UFC Total Rounds | Kalshi | event | 82 | March 2026 – September 2026 | 310 MB | €1 | Buy days |
| UFC Lightweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 146 MB | €1 | Buy days |
| UFC Heavyweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 93.7 MB | €1 | Buy days |
| UFC Welterweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 56.3 MB | €1 | Buy days |
| UFC Bantamweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 54.1 MB | €1 | Buy days |
| UFC Light Heavyweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 51.3 MB | €1 | Buy days |
| UFC Featherweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 44.3 MB | €1 | Buy days |
| UFC Flyweight Title | Kalshi | event | 183 | March 2026 – September 2026 | 40.3 MB | €1 | Buy days |
| McGregor fight next | Kalshi | event | 131 | March 2026 – July 2026 | 19.4 MB | €1 | Buy days |
| UFC Title Holder | Kalshi | event | 8 | August 2026 – September 2026 | 2.11 MB | €1 | Buy days |
Largest archive first. Each series page lists its exact coverage, day count and recent days; day bundles are bought in the shop calendar.
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| UFC (fights & props) | Polymarket | event | 426 | June 2025 – September 2026 | 6.37 GB | €1 | Buy days |
Yes — method of victory and round of victory series; Polymarket UFC fights and props are archived as one family.
One purchase covers every contract of a series for one UTC day — tick-by-tick trades plus Level-2 order-book updates per contract — typically €1 per series-day.
Coverage runs June 2025 – September 2026 — 2,363 series-days across 15 series on Kalshi & Polymarket. Each series page lists its exact span.
Yes — trades export as gzipped CSV or Parquet at no extra cost, with integer microsecond UTC timestamps that load straight into pandas, polars or DuckDB. Both venues record full order-book depth without a separate BBO stream, so book data ships in the native tick file — the free reader script converts it locally. See the formats overview.
Typically €1 per series-day bundle — every contract of the series for that UTC day, with invoice on checkout. Pick days in the shop calendar.