Kalshi KXATP1RANK — ATP #1 Ranked Player Data
Every Kalshi “ATP #1 Ranked Player” contract of the day — every trade print and the complete Level-2 book, captured co-located with nanosecond venue and receive timestamps. 223 trading days as day bundles, €1 per day, bought as a guest with instant download.
ATP #1 Ranked Player on Kalshi — activity
Trades and USD turnover summed over every contract of the series across 30 captured days to 2026-10-12, 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.
One purchase, the whole series for a day
A series-day bundle contains every ATP #1 Ranked Player contract that was listed on Kalshi on that UTC day — traded or not — 12 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 – present — 223 trading days, 41.2 MB compressed in total. A day typically holds 14 contract files (up to 16 on the busiest day, 1.96 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.
ATP #1 Ranked Player — development since capture
1,820 trades and $44.4K of USD turnover over 65 captured days since 2026-08-09 — record day 2026-10-12 with $8.9K, biggest single contract KXATP1RANK-26DEC31-AZVE (2026-10-12, $8.9K).
| Month | Days | Trades | Turnover (USD) | Avg / day | Contracts traded | L2 updates | vs previous month |
|---|---|---|---|---|---|---|---|
| Oct 2026 (month to date) | 12 | 501 | $21.4K | $1.8K | 34 | 124.9K | — |
| Sep 2026 | 30 | 1,074 | $19.1K | $635.13 | 88 | 519.3K | +382.7 % |
| Aug 2026 | 23 | 245 | $3.9K | $171.62 | 51 | 226.8K | — |
Kalshi ATP #1 Ranked Player — trades and USD turnover summed per calendar month (UTC) over every contract, from our own daily statistics of the recorded tick data. Days = captured UTC days; a partial month shows no month-over-month change. Contracts traded and L2 (order-book) updates exist for days captured with the extended statistics.
ATP #1 Ranked Player — activity by weekday
Mondays carry the most turnover, about $2.3K per day.
| Weekday (UTC) | Avg turnover / day | USD | Avg trades | Days |
|---|---|---|---|---|
| Monday | $2.3K | 44.8 | 5 | |
| Tuesday | $2.0K | 71.25 | 4 | |
| Wednesday | $1.1K | 52.5 | 4 | |
| Thursday | $237.15 | 18.5 | 4 | |
| Friday | $964.31 | 49.75 | 4 | |
| Saturday | $420.04 | 36 | 4 | |
| Sunday | $413.03 | 27.2 | 5 |
Kalshi ATP #1 Ranked Player — average USD turnover and trades per weekday over the captured days of the last 30, from our own daily statistics; weekdays without a captured day show —.
ATP #1 Ranked Player — last 30 days in the archive
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-10-12 | 12 | 109 KB | 3 | 17 | $8.9K | 98 % | 1.00 ¢ | $4.9K | 2.1K | Buy day → | |
| 2026-10-11 | 12 | 102 KB | 3 | 8 | $73.51 | 29 % | 1.00 ¢ | $3.1K | 1.9K | Buy day → | |
| 2026-10-10 | 12 | 82.6 KB | 3 | 25 | $97.43 | 38 % | 1.00 ¢ | $4.2K | 1.4K | Buy day → | |
| 2026-10-09 | 12 | 109 KB | 4 | 28 | $583.53 | 2 % | 1.00 ¢ | $4.9K | 2.1K | Buy day → | |
| 2026-10-08 | 12 | 104 KB | 2 | 7 | $138.84 | 22 % | 1.10 ¢ | $4.7K | 1.9K | Buy day → | |
| 2026-10-07 | 12 | 115 KB | 2 | 22 | $1.5K | 42 % | 1.31 ¢ | $4.0K | 2.3K | Buy day → | |
| 2026-10-06 | 12 | 241 KB | 5 | 164 | $6.9K | 88 % | 2.03 ¢ | $2.2K | 6.4K | Buy day → | |
| 2026-10-05 | 12 | 220 KB | 3 | 57 | $507.54 | 87 % | 2.81 ¢ | $61.67 | 6.1K | Buy day → | |
| 2026-10-04 | 12 | 306 KB | 3 | 58 | $650.27 | 40 % | 2.56 ¢ | $149.48 | 9.6K | Buy day → | |
| 2026-10-03 | 12 | 1.08 MB | 2 | 74 | $1.2K | 61 % | 4.04 ¢ | $75.85 | 43.0K | Buy day → | |
| 2026-10-02 | 12 | 207 KB | 2 | 22 | $478.17 | 43 % | 2.29 ¢ | $64.5 | 5.6K | Buy day → | |
| 2026-10-01 | 12 | 1.10 MB | 2 | 19 | $375.03 | 46 % | 3.14 ¢ | $19.85 | 42.5K | Buy day → | |
| 2026-09-30 | 12 | 729 KB | 2 | 52 | $443.72 | 55 % | 3.21 ¢ | $42.47 | 25.3K | Buy day → | |
| 2026-09-29 | 12 | 638 KB | 3 | 29 | $389.31 | 30 % | 3.05 ¢ | $44.45 | 23.8K | Buy day → | |
| 2026-09-28 | 12 | 1.50 MB | 3 | 38 | $1.2K | 89 % | 2.92 ¢ | $79.78 | 59.1K | Buy day → | |
| 2026-09-27 | 12 | 1.55 MB | 2 | 18 | $153.17 | 70 % | 2.15 ¢ | $140.85 | 62.6K | Buy day → | |
| 2026-09-26 | 12 | 1.25 MB | 2 | 22 | $178.2 | 44 % | 2.74 ¢ | $18.84 | 46.9K | Buy day → | |
| 2026-09-25 | 12 | 1.88 MB | 3 | 114 | $2.5K | 12 % | 4.00 ¢ | $58.48 | 70.8K | Buy day → | |
| 2026-09-24 | 12 | 347 KB | 2 | 14 | $54.97 | 30 % | 2.73 ¢ | $23.73 | 10.9K | Buy day → | |
| 2026-09-23 | 12 | 577 KB | 2 | 69 | $1.9K | 3 % | 1.72 ¢ | $73.5 | 19.2K | Buy day → | |
| 2026-09-22 | 12 | 209 KB | 4 | 36 | $377.23 | 59 % | 1.92 ¢ | $76.66 | 5.8K | Buy day → | |
| 2026-09-21 | 12 | 173 KB | 3 | 39 | $785.09 | 40 % | 2.83 ¢ | $47.85 | 4.5K | Buy day → | |
| 2026-09-20 | 12 | 98.4 KB | 3 | 19 | $237.17 | 81 % | 2.73 ¢ | $35.44 | 2.1K | Buy day → | |
| 2026-09-19 | 12 | 121 KB | 2 | 23 | $192.24 | 74 % | 2.73 ¢ | $36.94 | 2.3K | Buy day → | |
| 2026-09-18 | 12 | 124 KB | 3 | 35 | $330.14 | 75 % | 2.40 ¢ | $57.52 | 1.8K | Buy day → | |
| 2026-09-17 | 12 | 138 KB | 3 | 34 | $379.75 | 30 % | 2.55 ¢ | $64.02 | 2.7K | Buy day → | |
| 2026-09-16 | 12 | 117 KB | 3 | 67 | $411.07 | 43 % | 1.41 ¢ | $27.53 | 2.4K | Buy day → | |
| 2026-09-15 | 12 | 104 KB | 3 | 56 | $477.74 | 85 % | 1.64 ¢ | $46.55 | 2.2K | Buy day → | |
| 2026-09-14 | 12 | 254 KB | 5 | 73 | $297.23 | 83 % | 3.35 ¢ | $33.39 | 7.5K | Buy day → | |
| 2026-09-13 | 12 | 1.96 MB | 3 | 33 | $951.05 | 88 % | 2.70 ¢ | $88.95 | 80.3K | 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 —.
Most traded ATP #1 Ranked Player contracts by day
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 3 most traded ATP #1 Ranked Player contracts on 2026-10-12 — 1 closed Yes (≥ 0.97), 2 closed No (≤ 0.03): 17 trades, $8.9K USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $8.9K turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.980 | 0.990 | 0.980 | 0.990 | 0.990 | Yes | 15 | $8.9K | 99 % | buy file → |
| KXATP1RANK-26DEC31-CALC | 0.020 | 0.020 | 0.010 | 0.010 | 0.010 | No | 1 | $32.18 | 0 % | buy file → |
| KXATP1RANK-26DEC31-NDJO | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 1 | $0.47 | 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.
2026-10-11 — 3 contracts, 8 trades, $73.51 turnover
The 3 most traded ATP #1 Ranked Player contracts on 2026-10-11 — 1 closed Yes (≥ 0.97), 2 closed No (≤ 0.03): 8 trades, $73.51 USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $47.97 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.980 | 0.980 | 0.980 | 0.980 | 0.980 | Yes | 2 | $47.97 | 0 % | buy file → |
| KXATP1RANK-26DEC31-CALC | 0.010 | 0.020 | 0.010 | 0.020 | 0.017 | No | 5 | $25.21 | 84 % | buy file → |
| KXATP1RANK-26DEC31-CRUU | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 1 | $0.33 | 100 % | buy file → |
2026-10-10 — 3 contracts, 25 trades, $97.43 turnover
The 3 most traded ATP #1 Ranked Player contracts on 2026-10-10 — 1 closed Yes (≥ 0.97), 2 closed No (≤ 0.03): 25 trades, $97.43 USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $83.52 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.990 | 0.990 | 0.980 | 0.980 | 0.983 | Yes | 5 | $83.52 | 30 % | buy file → |
| KXATP1RANK-26DEC31-CALC | 0.010 | 0.020 | 0.010 | 0.010 | 0.018 | No | 8 | $12.5 | 88 % | buy file → |
| KXATP1RANK-26DEC31-NDJO | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 12 | $1.41 | 100 % | buy file → |
2026-10-09 — 4 contracts, 28 trades, $583.53 turnover
The 4 most traded ATP #1 Ranked Player contracts on 2026-10-09 — 1 closed Yes (≥ 0.97), 3 closed No (≤ 0.03): 28 trades, $583.53 USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $578.94 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.980 | 0.990 | 0.970 | 0.990 | 0.976 | Yes | 18 | $578.94 | 1 % | buy file → |
| KXATP1RANK-26DEC31-CALC | 0.030 | 0.030 | 0.010 | 0.010 | 0.019 | No | 6 | $3.6 | 87 % | buy file → |
| KXATP1RANK-26DEC31-ADEM | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 3 | $0.94 | 100 % | buy file → |
| KXATP1RANK-26DEC31-JSIN | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 1 | $0.05 | 100 % | buy file → |
2026-10-08 — 2 contracts, 7 trades, $138.84 turnover
The 2 most traded ATP #1 Ranked Player contracts on 2026-10-08 — 1 closed Yes (≥ 0.97), 1 closed No (≤ 0.03): 7 trades, $138.84 USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $137.87 turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.980 | 0.990 | 0.980 | 0.980 | 0.982 | Yes | 4 | $137.87 | 22 % | buy file → |
| KXATP1RANK-26DEC31-JSIN | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 3 | $0.97 | 100 % | buy file → |
2026-10-07 — 2 contracts, 22 trades, $1.5K turnover
The 2 most traded ATP #1 Ranked Player contracts on 2026-10-07 — 1 closed Yes (≥ 0.97), 1 closed No (≤ 0.03): 22 trades, $1.5K USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $1.5K turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.990 | 0.990 | 0.970 | 0.980 | 0.979 | Yes | 21 | $1.5K | 42 % | buy file → |
| KXATP1RANK-26DEC31-JSIN | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 1 | $0.1 | 100 % | buy file → |
2026-10-06 — 5 contracts, 164 trades, $6.9K turnover
The 5 most traded ATP #1 Ranked Player contracts on 2026-10-06 — 1 closed Yes (≥ 0.97), 4 closed No (≤ 0.03): 164 trades, $6.9K USD turnover. The busiest contract was KXATP1RANK-26DEC31-AZVE with $6.5K turnover.
| Contract | Open | High | Low | Close | VWAP | Implied outcome | Trades | Turnover | Buy share | |
|---|---|---|---|---|---|---|---|---|---|---|
| KXATP1RANK-26DEC31-AZVE | 0.830 | 0.990 | 0.790 | 0.990 | 0.946 | Yes | 64 | $6.5K | 91 % | buy file → |
| KXATP1RANK-26DEC31-JSIN | 0.200 | 0.220 | 0.010 | 0.010 | 0.026 | No | 82 | $288.14 | 24 % | buy file → |
| KXATP1RANK-26DEC31-CALC | 0.010 | 0.030 | 0.010 | 0.030 | 0.021 | No | 11 | $98.75 | 100 % | buy file → |
| KXATP1RANK-26DEC31-NDJO | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 6 | $0.94 | 100 % | buy file → |
| KXATP1RANK-26DEC31-LMUS | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | No | 1 | $0.01 | 100 % | buy file → |
How a ATP #1 Ranked Player contract trades
On Kalshi, a ATP #1 Ranked Player contract trades until its event settles, is listed roughly 2.2 days before it opens, and quotes in 1 ¢ price steps (0..1). Measured on the 3 contracts captured on 2026-10-12.
Try a ATP #1 Ranked Player contract file for free
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.
KXATP1RANK-26DEC31-AZVE minute by minute — 2026-10-06
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.
KXATP1RANK-26DEC31-AZVE traded in 21 of the day’s minutes (02:30–21:46 UTC): 64 trades, $6.5K turnover, opening at 0.830, ranging 0.790–0.990 and closing at 0.990.
| Minute (UTC) | Open | High | Low | Close | Trades | Turnover | Spread | Top-1 bid / ask |
|---|---|---|---|---|---|---|---|---|
| 02:30 | 0.830 | 0.790 | 0.790 | 0.790 | 1 | $37.32 | 2.00 ¢ | $82.85 / $61.74 |
| 08:33 | 0.790 | 0.910 | 0.830 | 0.910 | 17 | $1.5K | 4.12 ¢ | $20.45 / $152.89 |
| 08:34 | 0.910 | 0.910 | 0.900 | 0.910 | 2 | $127.62 | 9.55 ¢ | $47.04 / $33.22 |
| 08:35 | 0.910 | 0.930 | 0.930 | 0.930 | 3 | $16.06 | 7.30 ¢ | $31.54 / $22.61 |
| 08:44 | 0.930 | 0.950 | 0.950 | 0.950 | 2 | $58.43 | 5.78 ¢ | $2.7K / $373.22 |
| 09:02 | 0.950 | 0.970 | 0.960 | 0.970 | 6 | $363.78 | 2.49 ¢ | $378.36 / $1.2K |
| 11:10 | 0.970 | 0.980 | 0.980 | 0.980 | 1 | $68.8 | 2.00 ¢ | $394.08 / $2.3K |
| 11:56 | 0.980 | 0.970 | 0.970 | 0.970 | 1 | $199.58 | 1.00 ¢ | $263.37 / $237.75 |
| 12:16 | 0.970 | 0.960 | 0.960 | 0.960 | 1 | $35.52 | 1.00 ¢ | $297.64 / $211.71 |
| 12:17 | 0.960 | 0.970 | 0.970 | 0.970 | 4 | $231.61 | 1.56 ¢ | $271.16 / $1.3K |
| 12:26 | 0.970 | 0.980 | 0.980 | 0.980 | 1 | $1.1K | 1.00 ¢ | $194.97 / $2.1K |
| 12:43 | 0.980 | 0.970 | 0.970 | 0.970 | 1 | $28.72 | 1.00 ¢ | $176.8 / $1.2K |
| 13:31 | 0.970 | 0.980 | 0.980 | 0.980 | 1 | $1.97 | 1.00 ¢ | $166.26 / $1.2K |
| 13:53 | 0.980 | 0.980 | 0.980 | 0.980 | 7 | $1.2K | 1.70 ¢ | $166.26 / $5.8K |
| 14:41 | 0.980 | 0.980 | 0.960 | 0.960 | 6 | $359.08 | 1.97 ¢ | $285.22 / $11.4K |
| 16:30 | 0.960 | 0.980 | 0.980 | 0.980 | 1 | $10.05 | 1.00 ¢ | $162.47 / $11.4K |
| 16:35 | 0.980 | 0.980 | 0.980 | 0.980 | 3 | $111.88 | 1.00 ¢ | $129.92 / $11.4K |
| 17:42 | 0.980 | 0.990 | 0.990 | 0.990 | 1 | $365.68 | 1.00 ¢ | $74.78 / $11.3K |
| 18:25 | 0.990 | 0.980 | 0.980 | 0.980 | 1 | $15.38 | 1.00 ¢ | $556.95 / $11.1K |
| 20:10 | 0.980 | 0.990 | 0.990 | 0.990 | 1 | $99.93 | 1.00 ¢ | $842.96 / $11.4K |
| 21:46 | 0.990 | 0.990 | 0.990 | 0.990 | 3 | $465.6 | 1.00 ¢ | $570.29 / $6.8K |
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.
Why buy Kalshi ATP #1 Ranked Player data here
Four things every page on this site is built on — and the reason the numbers above exist at all.
We record everything
The complete public feed of each venue as it was published: every Level-2 snapshot and update at the venue's full book depth, every trade with its aggressor side, every quote, funding, mark-price and liquidation event — for every instrument the venue lists, every UTC day since we added the venue. Nothing sampled, no top-N cut, no on-demand capture.
Institutional grade
Captured co-located at the venue with the exchange timestamp and our receive timestamp in integer nanoseconds, an event-id chain that makes any gap visible, and one normalized schema across 35+ venues — the same capture our own high-frequency trading engine and enterprise feeds run on.
€1 per instrument-day
Any instrument-day is €1, series-day bundles start at €1 — no subscription, no minimum order, no tiers to unlock. Credit packs lower the effective price and never expire, and every venue has free full-day samples to test against first.
Self-service for everyone
Pick the days in the Data Shop, pay by card as a guest and download immediately — no sales call, no enterprise contract, no KYC. Coding agents buy the same files through the MCP server, and the free Agent Skill teaches them the format.
Agents: /llms.txt · MCP server /mcp · every page as markdown via Accept: text/markdown
Kalshi ATP #1 Ranked Player data — FAQ
What Kalshi ATP #1 Ranked Player data can I download?
Tick-by-tick trades and Level-2 order-book depth for every contract of the ATP #1 Ranked Player series on Kalshi (12 contract files on the latest day). One bundle = one UTC day of the whole series.
What is the Kalshi series ticker for ATP #1 Ranked Player?
KXATP1RANK — 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 KXATP1RANK-* contract listed that UTC day.
How far back does the ATP #1 Ranked Player data go?
Coverage runs March 2026 – present — 223 trading days in total.
What format are the Kalshi files in?
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.
Can I get Kalshi ATP #1 Ranked Player data as CSV or Parquet?
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.
How much does Kalshi ATP #1 Ranked Player historical data cost?
€1 per series-day bundle — every contract of the series for that day — no subscription, no minimum order; buy as a guest in the Data Shop and download immediately. Credit packs lower the effective price and never expire.
Do I need an account or a sales call?
No. Pick the ATP #1 Ranked Player series-days in the Data Shop, pay by card as a guest and download immediately — no subscription, no minimum order, no KYC, no enterprise contract, no sales call. Coding agents buy the same bundles through the MCP server.
How is the Kalshi ATP #1 Ranked Player data captured?
Co-located at the venue, message by message: every Level-2 update and every trade print carries the exchange timestamp and our receive timestamp in integer nanoseconds, an event-id chain makes any gap visible, and one normalized schema across 35+ venues means a parser written for Binance reads these files unchanged. It is the same capture our own high-frequency trading engine runs on — nothing sampled, no top-N cut.
How many ATP #1 Ranked Player contracts trade per day on Kalshi?
On average 3 ATP #1 Ranked Player contracts had at least one trade per UTC day over the last 30 captured days on Kalshi, with about 18.5K order-book level updates recorded per day. A day bundle contains every contract file of the series for that day.
How liquid are Kalshi ATP #1 Ranked Player contracts?
Over the last 30 captured days, the turnover-weighted quoted bid-ask spread was 2.05 ¢ (contracts quote 0..1 = 100 ¢), the mean best-bid/best-ask notional was about $2.1K per side, 68 % 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.
What was the most traded ATP #1 Ranked Player contract on 2026-10-12?
KXATP1RANK-26DEC31-AZVE — $8.9K USD turnover over 15 trades on Kalshi. The 3 most traded contracts of the series did 17 trades and $8.9K 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.
What was the busiest ATP #1 Ranked Player trading day on Kalshi?
2026-10-12, with $8.9K of USD turnover over 17 trades across every ATP #1 Ranked Player contract of the day; the busiest full month was Sep 2026 at $19.1K. Since our statistics began on 2026-08-09 the series has recorded 1,820 trades and $44.4K over 65 captured days; the single biggest contract was KXATP1RANK-26DEC31-AZVE on 2026-10-12 with $8.9K. Any of these days is a downloadable bundle.