# MASK-USDT on Okx — instrument statistics

> Machine-readable twin of https://cryptostruct.com/analyze/instrument/240305 (an interactive dashboard that needs JavaScript).
> This document: https://cryptostruct.com/analyze/instrument/240305.md · Source: CryptoStruct's own tick-by-tick recordings.

MASK-USDT is a spot instrument on Okx (MASK/USDT). Master data, archive coverage and daily market statistics below.

## Instrument master data

| Field | Value |
| --- | --- |
| Instrument | MASK-USDT (id 240305) |
| Exchange | Okx (`okex`) |
| Class | spot |
| Pair | MASK/USDT |
| State | open |
| Tick size | 0.0001 |
| Lot size | 0.000001 |
| Minimum order | 1 MASK |
| Minimum notional | — |
| Listed | 2021-02-24 |

Exchange-published rules as synced on 2026-10-07; venues change them — check the venue before trading.

## Archive coverage

1,088 recorded UTC days from 2023-10-11 to 2026-10-06 — every trade, every order-book update at full depth and every quote of the venue's feed, one zstd-compressed JSON-lines file per day.

## Daily market statistics (last 30 recorded days)

Averages over these days: $169,400 turnover and 2,303 trades per day, quoted spread 15.3 bps, top-of-book depth $195, top-20 depth $4,935 (mid-side total notional over the top 20 levels).

| UTC day | Trades | Turnover USD | Avg spread bps | Top-of-book depth USD | Top-20 depth USD |
| --- | --- | --- | --- | --- | --- |
| 2026-10-06 | 1,783 | $144,332 | 10.5 | $108 | $4,340 |
| 2026-10-05 | 1,503 | $137,423 | 10.6 | $130 | $4,670 |
| 2026-10-04 | 1,357 | $150,642 | 13.3 | $192 | $5,144 |
| 2026-10-03 | 2,096 | $233,221 | 13.3 | $191 | $5,204 |
| 2026-10-02 | 13,198 | $488,072 | 13.2 | $160 | $4,212 |
| 2026-10-01 | 6,176 | $123,034 | 13.4 | $188 | $4,201 |
| 2026-09-30 | 5,053 | $149,957 | 14.5 | $197 | $4,344 |
| 2026-09-29 | 4,496 | $119,177 | 13 | $211 | $4,383 |
| 2026-09-28 | 2,319 | $243,516 | 12.5 | $200 | $4,673 |
| 2026-09-27 | 1,311 | $124,141 | 14.2 | $218 | $4,867 |
| 2026-09-26 | 1,412 | $152,391 | 14.7 | $229 | $4,814 |
| 2026-09-25 | 1,323 | $164,944 | 12.2 | $177 | $4,420 |
| 2026-09-24 | 1,452 | $154,552 | 13.5 | $142 | $4,038 |
| 2026-09-23 | 2,727 | $288,732 | 13.3 | $127 | $3,947 |
| 2026-09-22 | 1,765 | $167,353 | 13.7 | $124 | $4,033 |
| 2026-09-21 | 7,717 | $953,495 | 13.3 | $180 | $4,247 |
| 2026-09-20 | 810 | $66,072 | 17.7 | $162 | $4,365 |
| 2026-09-19 | 982 | $102,399 | 17.7 | $216 | $4,192 |
| 2026-09-18 | 885 | $77,305 | 16.6 | $232 | $5,474 |
| 2026-09-17 | 461 | $61,357 | 18.2 | $276 | $8,959 |
| 2026-09-16 | 1,081 | $117,898 | 18.9 | $267 | $8,956 |
| 2026-09-15 | 2,554 | $215,406 | 16.4 | $321 | $8,848 |
| 2026-09-14 | 897 | $106,117 | 17.5 | $283 | $6,506 |
| 2026-09-13 | 990 | $102,740 | 17.6 | $171 | $4,113 |
| 2026-09-12 | 987 | $86,345 | 18.5 | $175 | $4,054 |
| 2026-09-11 | 881 | $49,228 | 17.8 | $143 | $4,015 |
| 2026-09-10 | 665 | $57,783 | 18.7 | $162 | $4,038 |
| 2026-09-09 | 735 | $99,542 | 19.2 | $340 | $4,303 |
| 2026-09-08 | 599 | $60,097 | 18.6 | $160 | $4,379 |
| 2026-09-07 | 872 | $84,733 | 17 | $164 | $4,322 |

## Get the data

- Rolling 24 h of 1-minute statistics as CSV (free, no auth): https://cryptostruct.com/api/analyze/instrument-last-24h-minutes/240305?format=csv
- Full tick-by-tick day files, €1 per instrument-day, no subscription, no account: https://cryptostruct.com/shop?i=240305
- Free sample days: https://cryptostruct.com/download · MCP server for agents: https://cryptostruct.com/mcp