Tick-by-tick trades and order-book depth for every Kalshi “Pro Baseball National League Reliever of the Year” contract — 195 trading days as downloadable day bundles, €1 per day.
Trades and USD turnover summed over every contract of the series across 30 captured days to 2026-09-14, from the recorded tick data — the per-day averages divide by the captured days. Buy share, quoted spread (in contract price cents, 0..1 = 100 ¢), best-bid/ask depth and Level-2 update counts are turnover-weighted over the same window.
A series-day bundle contains every Pro Baseball National League Reliever of the Year contract that traded on Kalshi on that UTC day — 21 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 — 195 trading days, 52.2 MB compressed in total. A day typically holds 21 contract files (up to 21 on the busiest day, 7.91 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, contracts traded, trades, USD turnover, buy share, quoted spread, top-of-book depth and order-book updates per UTC day, from the recorded tick data.
| UTC day | Files | Size | Traded | Trades | Turnover | Buy share | Avg spread | Top-1 depth | L2 updates | Notes | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-14 | 21 | 2.79 MB | 1 | 2 | $5.69 | 100 % | 2.49 ¢ | $69.39 | 109.5K | Buy day → | |
| 2026-09-13 | 21 | 4.09 MB | 1 | 1 | $0.6 | 100 % | 2.42 ¢ | $59.24 | 164.0K | Buy day → | |
| 2026-09-12 | 21 | 7.91 MB | 1 | 3 | $106.22 | 100 % | 2.81 ¢ | $54.33 | 182.7K | Buy day → | |
| 2026-09-11 | 21 | 6.48 MB | 1 | 5 | $53.84 | 100 % | 2.80 ¢ | $67.36 | 216.9K |
The ten contracts with the most USD turnover per UTC day — open, high, low, close, VWAP and the outcome implied by the last print; the six previous days fold out below.
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-14 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 2 trades, $5.69 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $5.69 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXMLBNLRELOTY-26-MMIL | 0.940 | 0.950 | 0.940 | 0.950 | 0.948 | open | 2 | $5.69 | 100 % | buy file → |
Prices quote 0..1 (probability of Yes). Open/high/low/close/VWAP are that UTC day’s trade prints per contract; the implied outcome reads the last print — ≥ 0.97 as Yes, ≤ 0.03 as No, anything between as still open — venues publish the official result. Buy share = taker-buy side of turnover.
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-13 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 1 trades, $0.6 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $0.6 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
On Kalshi, a Pro Baseball National League Reliever of the Year contract trades until its event settles, is listed roughly 7.5 days before it opens, and quotes in 1 ¢ price steps (0..1). Measured on the 1 contracts captured on 2026-09-14.
The busiest contract of a settled day, byte-identical to the files in the paid bundle — download the native tick file, a CSV/Parquet export, or replay its order book in the browser.
One-minute open/high/low/close, trades, USD turnover, quoted spread and top-of-book depth of the sample contract — the same 1-minute statistics every instrument’s analytics page offers.
KXMLBNLRELOTY-26-MMIL traded in 2 of the day’s minutes (16:14–21:06 UTC): 2 trades, $99.51 turnover, opening at 0.930, ranging 0.930–0.930 and closing at 0.930.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 16:14 | 0.930 | 0.930 | 0.930 | 0.930 | 1 | $0.93 | 4.72 ¢ | $4.38 / $376.79 |
| 21:06 | 0.930 | 0.930 | 0.930 | 0.930 | 1 | $98.58 | 2.33 ¢ | $3.62 / $363.66 |
1-minute statistics computed from the recorded ticks; minutes without a trade are omitted. Spread in contract price cents; top-1 depth = resting notional at the best bid / best ask. Every minute of every day is in the free analytics; the raw ticks are in the sample file above.
Tick-by-tick trades and Level-2 order-book depth for every contract of the Pro Baseball National League Reliever of the Year series on Kalshi (21 contract files on the latest day). One bundle = one UTC day of the whole series.
KXMLBNLRELOTY — 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 KXMLBNLRELOTY-* contract that traded that UTC day.
Coverage runs March 2026 – September 2026 — 195 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 .
| Buy day → |
| 2026-09-10 | 21 | 5.16 MB | 1 | 5 | $66.96 | 74 % | 5.08 ¢ | $40.41 | 209.8K | Buy day → |
| 2026-09-09 | 21 | 1.91 MB | 1 | 22 | $401.72 | 97 % | 4.23 ¢ | $53.01 | 78.2K | Buy day → |
| 2026-09-08 | 21 | 120 KB | 1 | 2 | $99.51 | 100 % | 4.45 ¢ | $185.35 | 2.3K | Buy day → |
| 2026-09-07 | 21 | 88.6 KB | 0 | 0 | $0 | — | — | — | 1.2K | Buy day → |
| 2026-09-06 | 21 | 77.6 KB | 0 | 0 | $0 | — | — | — | 1.1K | Buy day → |
| 2026-09-05 | 21 | 82.8 KB | 2 | 5 | $25.27 | 100 % | 7.00 ¢ | $56.43 | 1.5K | Buy day → |
| 2026-09-04 | 21 | 105 KB | 0 | 0 | $0 | — | — | — | 2.4K | Buy day → |
| 2026-09-03 | 21 | 242 KB | 1 | 5 | $37.22 | 100 % | 2.26 ¢ | $200.59 | 6.9K | Buy day → |
| 2026-09-02 | 21 | 91.5 KB | 0 | 0 | $0 | — | — | — | 1.4K | Buy day → |
| 2026-09-01 | 21 | 210 KB | 1 | 2 | $259.89 | 100 % | 1.34 ¢ | $410.12 | 6.0K | Buy day → |
| 2026-08-31 | 21 | 382 KB | 2 | 8 | $91.15 | 48 % | 1.08 ¢ | $517.4 | 12.6K | Buy day → |
| 2026-08-30 | 21 | 109 KB | 2 | 5 | $932.7 | 100 % | 1.69 ¢ | $329.47 | 2.0K | Buy day → |
| 2026-08-29 | 21 | 3.67 MB | 1 | 2 | $180.9 | 100 % | 1.25 ¢ | $213.83 | 146.7K | Buy day → |
| 2026-08-28 | 21 | 392 KB | 1 | 2 | $189.35 | 100 % | 2.67 ¢ | $147.7 | 12.5K | Buy day → |
| 2026-08-27 | 21 | 215 KB | 0 | 0 | $0 | — | — | — | 2.2K | Buy day → |
| 2026-08-26 | 21 | 109 KB | 1 | 1 | $13.2 | 0 % | 6.79 ¢ | $662.39 | 1.5K | Buy day → |
| 2026-08-25 | 21 | 95.3 KB | 0 | 0 | $0 | — | — | — | 1.4K | Buy day → |
| 2026-08-24 | 21 | 176 KB | 1 | 4 | $217.24 | 100 % | 4.60 ¢ | $139.34 | 4.5K | Buy day → |
| 2026-08-23 | 21 | 110 KB | 2 | 6 | $227.07 | 100 % | 5.62 ¢ | $35.54 | 1.9K | Buy day → |
| 2026-08-22 | 21 | 75.3 KB | 1 | 1 | $0.29 | 0 % | 7.48 ¢ | $67.49 | 1.1K | Buy day → |
| 2026-08-21 | 21 | 106 KB | 1 | 4 | $129.11 | 65 % | 3.73 ¢ | $138.93 | 1.6K | Buy day → |
| 2026-08-20 | 21 | 136 KB | 1 | 1 | $4.4 | 100 % | 7.97 ¢ | $174.93 | 2.6K | Buy day → |
| 2026-08-19 | 21 | 144 KB | 1 | 2 | $264 | 100 % | 13.3 ¢ | $186.96 | 2.8K | Buy day → |
| 2026-08-18 | 21 | 95.9 KB | 1 | 1 | $0.91 | 100 % | 11.4 ¢ | $223.22 | 1.5K | Buy day → |
| 2026-08-17 | 21 | 279 KB | 1 | 3 | $16.45 | 11 % | 10.9 ¢ | $77.88 | 8.4K | Buy day → |
| 2026-08-16 | 21 | 105 KB | 1 | 1 | $1 | 0 % | 13.0 ¢ | $72.5 | 1.7K | Buy day → |
Traded = contracts with at least one trade that day. Buy share = taker-buy side of USD turnover. Avg spread = quoted bid-ask spread in contract price cents (0..1 = 100 ¢), weighted by turnover across the day’s contracts. Top-1 depth = mean of the best bid and best ask notional in USD, weighted by turnover. L2 updates = order-book level updates recorded across all contracts of the day. Days captured before the extended statistics show —.
| 0.940 |
| 0.940 |
| 0.940 |
| 0.940 |
| 0.940 |
| open |
| 1 |
| $0.6 |
| 100 % |
| buy file → |
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-12 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 3 trades, $106.22 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $106.22 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXMLBNLRELOTY-26-MMIL | 0.940 | 0.940 | 0.940 | 0.940 | 0.940 | open | 3 | $106.22 | 100 % | buy file → |
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-11 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 5 trades, $53.84 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $53.84 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXMLBNLRELOTY-26-MMIL | 0.930 | 0.940 | 0.920 | 0.940 | 0.939 | open | 5 | $53.84 | 100 % | buy file → |
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-10 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 5 trades, $66.96 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $66.96 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXMLBNLRELOTY-26-MMIL | 0.940 | 0.940 | 0.880 | 0.930 | 0.917 | open | 5 | $66.96 | 74 % | buy file → |
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-09 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 22 trades, $401.72 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $401.72 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXMLBNLRELOTY-26-MMIL | 0.930 | 0.950 | 0.890 | 0.940 | 0.932 | open | 22 | $401.72 | 97 % | buy file → |
The 1 most traded Pro Baseball National League Reliever of the Year contracts on 2026-09-08 — 0 closed Yes (≥ 0.97), 0 closed No (≤ 0.03), 1 still open at the last print: 2 trades, $99.51 USD turnover. The busiest contract was KXMLBNLRELOTY-26-MMIL with $99.51 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXMLBNLRELOTY-26-MMIL | 0.930 | 0.930 | 0.930 | 0.930 | 0.930 | open | 2 | $99.51 | 100 % | buy file → |
On average 1 Pro Baseball National League Reliever of the Year contracts had at least one trade per UTC day over the last 30 captured days on Kalshi, with about 39.6K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
Over the last 30 captured days, the turnover-weighted quoted bid-ask spread was 3.78 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $212.23 per side, 95 % of USD turnover was taker-buy. These figures are computed from the recorded Level-2 order books and trade prints — the same data in the day bundles.
KXMLBNLRELOTY-26-MMIL — $5.69 USD turnover over 2 trades on Kalshi. The 1 most traded contracts of the series did 2 trades and $5.69 that UTC day. Open, high, low, close and VWAP per contract are listed on this page; the tick-level data is in the day bundle.