# ARB-USD on Coinbase — instrument statistics

> Machine-readable twin of https://cryptostruct.com/analyze/instrument/15649 (an interactive dashboard that needs JavaScript).
> This document: https://cryptostruct.com/analyze/instrument/15649.md · Source: CryptoStruct's own tick-by-tick recordings.

ARB-USD is a spot instrument on Coinbase (ARB/USD). Master data, archive coverage and daily market statistics below.

## Instrument master data

| Field | Value |
| --- | --- |
| Instrument | ARB-USD (id 15649) |
| Exchange | Coinbase (`coinbase`) |
| Class | spot |
| Pair | ARB/USD |
| State | open |
| Tick size | 0.00001 |
| Lot size | 0.01 |
| Minimum order | — |
| Minimum notional | — |

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

## Archive coverage

1,009 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: $7,688,062 turnover and 35,355 trades per day, quoted spread 8.9 bps, top-of-book depth $355, top-20 depth $35,544 (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 | 10,422 | $2,475,186 | 7.39 | $360 | $47,171 |
| 2026-10-05 | 12,052 | $2,644,566 | 8.18 | $401 | $60,868 |
| 2026-10-04 | 7,386 | $1,733,713 | 7.98 | $403 | $55,222 |
| 2026-10-03 | 6,801 | $1,681,678 | 8.24 | $439 | $60,076 |
| 2026-10-02 | 14,295 | $3,838,358 | 8.55 | $378 | $48,079 |
| 2026-10-01 | 14,593 | $2,586,614 | 9.54 | $319 | $54,292 |
| 2026-09-30 | 18,093 | $3,932,672 | 9.41 | $344 | $42,323 |
| 2026-09-29 | 24,442 | $6,829,209 | 10.2 | $344 | $41,373 |
| 2026-09-28 | 35,308 | $10,541,607 | 9.8 | $489 | $33,285 |
| 2026-09-27 | 32,802 | $9,690,700 | 9.94 | $1,030 | $40,040 |
| 2026-09-26 | 16,135 | $4,125,462 | 9.77 | $295 | $26,696 |
| 2026-09-25 | 21,909 | $5,848,643 | 10.3 | $247 | $31,498 |
| 2026-09-24 | 22,593 | $5,884,225 | 9.71 | $251 | $22,070 |
| 2026-09-23 | 53,464 | $13,664,267 | 11 | $1,150 | $34,795 |
| 2026-09-22 | 31,834 | $7,973,417 | 10.2 | $416 | $25,067 |
| 2026-09-21 | 56,503 | $12,506,178 | 8.46 | $205 | $32,595 |
| 2026-09-20 | 87,437 | $13,841,233 | 7.95 | $181 | $21,396 |
| 2026-09-19 | 43,200 | $10,173,488 | 9.76 | $362 | $52,274 |
| 2026-09-18 | 130,770 | $26,331,593 | 8.58 | $211 | $24,983 |
| 2026-09-17 | 53,000 | $12,201,160 | 9.79 | $273 | $36,616 |
| 2026-09-16 | 70,721 | $16,209,716 | 8.76 | $273 | $22,586 |
| 2026-09-15 | 34,114 | $8,962,827 | 10.5 | $256 | $38,743 |
| 2026-09-14 | 29,273 | $6,030,335 | 6.93 | $265 | $27,696 |
| 2026-09-13 | 21,944 | $4,052,629 | 6.84 | $389 | $24,108 |
| 2026-09-12 | 20,791 | $3,170,159 | 6.55 | $218 | $26,626 |
| 2026-09-11 | 38,080 | $5,891,315 | 7.85 | $175 | $26,091 |
| 2026-09-10 | 30,819 | $5,304,872 | 7.44 | $147 | $22,969 |
| 2026-09-09 | 36,892 | $6,680,734 | 8.15 | $240 | $25,376 |
| 2026-09-08 | 30,087 | $5,783,021 | 9.46 | $278 | $33,249 |
| 2026-09-07 | 54,878 | $10,052,276 | 9.78 | $296 | $28,150 |

## Get the data

- Rolling 24 h of 1-minute statistics as CSV (free, no auth): https://cryptostruct.com/api/analyze/instrument-last-24h-minutes/15649?format=csv
- Full tick-by-tick day files, €1 per instrument-day, no subscription, no account: https://cryptostruct.com/shop?i=15649
- Free sample days: https://cryptostruct.com/download · MCP server for agents: https://cryptostruct.com/mcp