Tick-by-tick trades and order-book depth for every Kalshi “Big 12 Champion” contract — 183 trading days as downloadable day bundles, €1 per day.
Per-day trade and turnover statistics exist from July 2026 onward; older days are archived without them.
A series-day bundle contains every Big 12 Champion contract that traded on Kalshi on that UTC day — 16 contract files on the latest covered day. Each file carries the full raw feed: every trade print with price, size and side, plus Level-2 order-book updates, in the same zstd-compressed schema as our crypto venues. Event contracts quote 0..1; turnover is USD-normalized.
Coverage runs March 2026 – September 2026 — 183 trading days, 42.3 MB compressed in total. A day typically holds 16 contract files (up to 16 on the busiest day, 1.39 MB). Pick individual days in the shop calendar for €1 each; delivery is an instant per-file download or one archive for the whole day.
Files, size and — where our daily statistics exist — trades and USD turnover per UTC day. “—” means the day predates the statistics capture, not zero activity.
The 16 largest Big 12 Champion contract files recorded on 2026-09-02 with that day’s trades, USD turnover and last price per contract— every contract of the series is inside that day's bundle; single contracts can also be bought as individual day files.
| Contract | File | Trades | Turnover | Close | |
|---|---|---|---|---|---|
| KXNCAAFB12-26-BYU | 606 KB | 15 | $438.91 | 0.120 | buy file → |
| KXNCAAFB12-26-TTU | 49.3 KB | 21 | $471.39 | 0.530 | buy file → |
| KXNCAAFB12-26-ASU | 17.9 KB | 11 | $170.51 | 0.040 | buy file → |
| KXNCAAFB12-26-HOU | 14.5 KB | 6 | $39.51 | 0.050 | buy file → |
| KXNCAAFB12-26-UTAH | 11.9 KB | 6 | $80.53 | 0.120 | buy file → |
| KXNCAAFB12-26-KSU | 10.6 KB | 3 | $10.75 | 0.040 | buy file → |
| KXNCAAFB12-26-OKST | 10.1 KB | 8 |
Tick-by-tick trades and Level-2 order-book depth for every contract of the Big 12 Champion series on Kalshi (16 contract files on the latest day). One bundle = one UTC day of the whole series.
KXNCAAFB12 — every contract of the series carries this prefix in its ticker (followed by the event date and strike). Files in a day bundle are named by the full contract ticker, so a bundle holds every KXNCAAFB12-* contract that traded that UTC day.
Coverage runs March 2026 – September 2026 — 183 trading days in total.
One zstd-compressed text file per contract per UTC day, in the same normalized schema as our crypto venues — see the market-data specification; free samples on the downloads page.
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. Kalshi records 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.
€1 per series-day bundle — every contract of the series for that day, with invoice on checkout. Buy it in the Data Shop.
| $2.3K |
| Buy day → |
| 2026-08-26 | 16 | 174 KB | 88 | $4.8K | Buy day → |
| 2026-08-25 | 16 | 175 KB | 64 | $11.3K | Buy day → |
| 2026-08-24 | 16 | 186 KB | 51 | $1.1K | Buy day → |
| 2026-08-23 | 16 | 254 KB | 27 | $568.21 | Buy day → |
| 2026-08-22 | 16 | 197 KB | 81 | $10.8K | Buy day → |
| 2026-08-21 | 16 | 205 KB | — | — | Buy day → |
| 2026-08-20 | 16 | 214 KB | 59 | $15.8K | Buy day → |
| $102.38 |
| 0.050 |
| buy file → |
| KXNCAAFB12-26-ARIZ | 9.28 KB | 8 | $27.21 | 0.050 | buy file → |
| KXNCAAFB12-26-COLO | 8.64 KB | 15 | $232.53 | 0.020 | buy file → |
| KXNCAAFB12-26-TCU | 8.15 KB | 0 | $0 | 0.020 | buy file → |
| KXNCAAFB12-26-WVU | 7.68 KB | 4 | $4.56 | 0.020 | buy file → |
| KXNCAAFB12-26-UCF | 7.24 KB | 3 | $0.01 | 0.020 | buy file → |
| KXNCAAFB12-26-ISU | 5.75 KB | 2 | $0.32 | 0.010 | buy file → |
| KXNCAAFB12-26-BAY | 5.61 KB | 7 | $23.71 | 0.010 | buy file → |
| KXNCAAFB12-26-KU | 3.99 KB | 0 | $0 | 0.010 | buy file → |
| KXNCAAFB12-26-CIN | 3.77 KB | 0 | $0 | — | buy file → |