CMBI Ethereum Benchmark CMBIETHL
Coin Metrics Bletchley Index (CMBI) Ethereum Benchmark
An institutionally designed benchmark representing the real-time USD market value of Ethereum.
Return
Performance
| Time | Returns | Range |
|---|---|---|
| 1D |
+2.54%
| $2,399.31 - $2,460.24 |
| 7D |
-2.30%
| $2,376.86 - $2,518.14 |
| 1M |
-4.71%
| $2,376.86 - $2,736.75 |
| 3M |
+27.47%
| $1,854.40 - $2,736.75 |
| 1Y |
-39.04%
| $1,560.71 - $4,167.68 |
| 2Y |
-9.10%
| $1,480.51 - $4,784.56 |
| MTD |
-8.18%
| $2,376.86 - $2,723.59 |
| QTD |
-8.18%
| $2,376.86 - $2,723.59 |
| YTD |
-17.38%
| $1,560.71 - $3,345.66 |
| Q3:26 |
+71.15%
| $1,565.61 - $2,736.75 |
| Q2:26 |
-24.11%
| $1,560.71 - $2,445.22 |
| Q1:26 |
-30.71%
| $1,844.59 - $3,345.66 |
| Q4:25 |
-28.07%
| $2,712.84 - $4,654.77 |
Volatility
| 3 MONTHS | 51.40% |
|---|---|
| 6 MONTHS | 50.27% |
| 1 YEAR | 57.00% |
| 2 YEARS | 62.53% |
Sharpe
| 1 YEAR | -0.646 |
|---|---|
| 2 YEARS | 0.173 |
| 5 YEARS | 0.106 |
Sortino
| 1 YEAR | -0.929 |
|---|---|
| 2 YEARS | 0.251 |
| 5 YEARS | 0.150 |
ABOUT THE BENCHMARK
The Coin Metrics Bletchley Index (CMBI) Ethereum Benchmark is an institutionally designed cryptoasset benchmark that accurately and reliably represents the real-time aggregate USD market value for Ethereum.
The CMBI Ethereum Benchmark aggregates data from major global ETH markets selected through the Coin Metrics Trusted Exchange Framework and Candidate Market Guidelines. Through this methodology, Coin Metrics produces transparent, robust, and manipulation-resistant aggregate pricing for institutional participants.
Index levels are calculated and disseminated at multiple frequencies to support trading, portfolio valuation, benchmarking, and market analysis use cases.
Key Features
- Institutional-grade benchmark methodology
- Transparent candidate market guidelines
- Real-time and historical dissemination
- Manipulation-resistant aggregate pricing
- Governance aligned with industry best practices
Key Information
| Name | CMBI Ethereum Benchmark |
|---|---|
| Base date | 2015-08-08 |
| Base value | $0.5320 |
| Constituents | Ethereum Only |
| Base currency | USD |
| Bloomberg ticker | CMBIETHL |
| Administrator | Coin Metrics |
Quick Links
| Methodology |
| Fork Policy |
| Most Recent Factsheet |
Historical Data
| Date | Open | High | Low | Close |
|---|---|---|---|---|
| Oct 19, 2026 | $2,407.65 | $2,474.07 | $2,373.33 | $2,471.06 |
| Oct 18, 2026 | $2,374.57 | $2,443.85 | $2,326.96 | $2,407.99 |
| Oct 17, 2026 | $2,424.66 | $2,426.82 | $2,355.98 | $2,374.58 |
| Oct 16, 2026 | $2,456.08 | $2,456.08 | $2,390.98 | $2,424.95 |
| Oct 15, 2026 | $2,394.59 | $2,490.14 | $2,391.49 | $2,456.37 |
| Oct 14, 2026 | $2,431.36 | $2,450.70 | $2,322.69 | $2,394.60 |
| Oct 13, 2026 | $2,514.49 | $2,526.18 | $2,415.04 | $2,429.74 |
| Oct 12, 2026 | $2,521.48 | $2,535.15 | $2,408.86 | $2,513.78 |
| Oct 11, 2026 | $2,505.51 | $2,576.42 | $2,503.30 | $2,521.41 |
| Oct 10, 2026 | $2,506.72 | $2,516.80 | $2,495.51 | $2,505.51 |
| Oct 9, 2026 | $2,488.89 | $2,513.23 | $2,472.78 | $2,506.63 |
| Oct 8, 2026 | $2,529.60 | $2,529.94 | $2,406.00 | $2,489.37 |
| Oct 7, 2026 | $2,561.32 | $2,585.28 | $2,503.22 | $2,531.13 |
| Oct 6, 2026 | $2,722.49 | $2,723.98 | $2,553.36 | $2,562.72 |
| Oct 5, 2026 | $2,704.14 | $2,722.49 | $2,679.29 | $2,722.49 |
| Oct 4, 2026 | $2,697.44 | $2,738.41 | $2,693.81 | $2,703.34 |
| Oct 3, 2026 | $2,682.59 | $2,706.95 | $2,678.14 | $2,697.44 |
| Oct 2, 2026 | $2,709.63 | $2,711.58 | $2,651.82 | $2,682.79 |
| Oct 1, 2026 | $2,688.65 | $2,772.34 | $2,672.80 | $2,709.43 |
| Sep 30, 2026 | $2,676.26 | $2,720.19 | $2,666.41 | $2,688.66 |
| Sep 29, 2026 | $2,710.20 | $2,737.54 | $2,656.75 | $2,677.30 |
| Sep 28, 2026 | $2,666.40 | $2,743.87 | $2,651.47 | $2,710.01 |
| Sep 27, 2026 | $2,687.60 | $2,702.07 | $2,635.92 | $2,665.95 |
| Sep 26, 2026 | $2,688.50 | $2,721.76 | $2,665.49 | $2,687.98 |
| Sep 25, 2026 | $2,694.83 | $2,698.57 | $2,669.04 | $2,688.27 |
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