Tick-by-tick trades and L2 order-book depth for 23 Mention Markets series on Kalshi — What will Trump say, President Mention, NBA/MLB/WNBA announcer mentions, World Cup mentions, fight mentions. 2,180 series-days covering February 2026 – September 2026; 279.9K trades · $6.4M turnover in the 30 days to 2026-09-02. Sold as day bundles from €1.
"What will they say?" markets — Trump, presidential, NBA/MLB/WNBA/World Cup broadcast and fight mentions.
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 | What will Trump say? | Kalshi | 279,862 | $6.4M | 28 | 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.
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 | |
|---|---|---|---|---|---|---|---|
| World Cup Mentions | Kalshi | event | 42 | June 2026 – July 2026 | 5.95 GB | €1 | Buy days |
| What will Trump say? | Kalshi | event | 156 | March 2026 – September 2026 | 3.94 GB | €1 | Buy days |
| Trump Mention B | Kalshi | event | 74 | February 2026 – August 2026 | 1.92 GB | €1 | Buy days |
| MLB Announcers | Kalshi | event | 135 | March 2026 – August 2026 | 1.73 GB | €1 | Buy days |
| What will trump say | Kalshi | event | 189 | February 2026 – September 2026 | 1.47 GB | €1 | Buy days |
| NBA Mention | Kalshi | event | 103 | March 2026 – June 2026 | 1.40 GB | €1 | Buy days |
| Hearing Mention | Kalshi | event | 70 | April 2026 – August 2026 | 755 MB | €1 | Buy days |
| What Will Mr Beast say in his next video | Kalshi | event | 127 | March 2026 – August 2026 | 666 MB | €1 | Buy days |
| Fight | Kalshi | event | 83 | March 2026 – July 2026 | 626 MB | €1 | Buy days |
| What will Zohran Mamdani say? | Kalshi | event | 142 | March 2026 – September 2026 | 526 MB | €1 | Buy days |
| Vance Says | Kalshi | event | 67 | March 2026 – September 2026 | 477 MB | €1 | Buy days |
| Bernie says | Kalshi | event | 62 | March 2026 – August 2026 | 465 MB | €1 | Buy days |
| Fed mention | Kalshi | event | 131 | March 2026 – September 2026 | 361 MB | €1 | Buy days |
| WNBA Mentions | Kalshi | event | 24 | July 2026 – August 2026 | 349 MB | €1 | Buy days |
| Sec Press mentions | Kalshi | event | 90 | March 2026 – September 2026 | 339 MB | €1 | Buy days |
| Trump Monthly | Kalshi | event | 189 | February 2026 – September 2026 | 294 MB | €1 | Buy days |
| General | Kalshi | event | 89 | March 2026 – August 2026 | 279 MB | €1 | Buy days |
| General Politics | Kalshi | event | 99 | March 2026 – September 2026 | 213 MB | €1 | Buy days |
| Survivor Mention | Kalshi | event | 68 | March 2026 – May 2026 | 191 MB | €1 | Buy days |
| College Basketball | Kalshi | event | 33 | March 2026 – April 2026 | 185 MB | €1 | Buy days |
| What Will Someone Say? | Kalshi | event | 11 | March 2026 | 164 MB | €1 | Buy days |
| Trump Nickname | Kalshi | event | 189 | February 2026 – September 2026 | 150 MB | €1 | Buy days |
| President Mention | Kalshi | event | 7 | March 2026 | 115 MB | €1 | Buy days |
Contracts on whether a word or phrase is said during a speech, broadcast or press conference — Trump and presidential mentions, plus announcer-mention series for NBA, MLB, WNBA, college basketball, World Cup and fight broadcasts.
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 February 2026 – September 2026 — 2,180 series-days across 23 series on Kalshi. 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. 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.
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.