CMBI Bitcoin - Total Returns CMBIBTCT
Coin Metrics Bletchley Index (CMBI) Bitcoin - Total Returns Benchmark
The CMBI Bitcoin - Total Returns is designed to measure the performance an investor would expect from purchasing and holding Bitcoin as well as liquidating any forked assets that meet the criteria defined in the CMBI Fork Legitimacy Policy.
Return
Performance
| Time | Returns | Range |
|---|---|---|
| 1D |
-1.86%
| $68,697.57 - $69,996.15 |
| 7D |
+0.08%
| $68,641.71 - $69,996.15 |
| 1M |
-0.46%
| $66,700.65 - $71,343.96 |
| 3M |
-20.84%
| $63,001.60 - $87,516.65 |
| 1Y |
-46.11%
| $63,001.60 - $134,895.74 |
| 2Y |
+4.73%
| $57,544.18 - $134,895.74 |
| MTD |
+1.59%
| $67,110.32 - $69,996.15 |
| QTD |
+9.04%
| $63,001.60 - $71,343.96 |
| YTD |
-26.78%
| $63,001.60 - $104,809.14 |
| Q2:26 |
-13.52%
| $63,001.60 - $88,037.68 |
| Q1:26 |
-22.35%
| $68,257.07 - $104,809.14 |
| Q4:25 |
-23.55%
| $90,371.28 - $134,895.74 |
| Q3:25 |
+6.21%
| $113,434.28 - $131,638.86 |
Volatility
| 3 MONTHS | 36.33% |
|---|---|
| 6 MONTHS | 41.86% |
| 1 YEAR | 44.82% |
| 2 YEARS | 45.89% |
Sharpe
| 1 YEAR | -1.232 |
|---|---|
| 2 YEARS | 0.191 |
| 5 YEARS | 0.312 |
Sortino
| 1 YEAR | -1.627 |
|---|---|
| 2 YEARS | 0.277 |
| 5 YEARS | 0.446 |
ABOUT THE BENCHMARK
The Coin Metrics Bletchley Index (CMBI) Bitcoin Total Return is an institutionally designed cryptoasset benchmark that accurately and reliably represents a real-time market aggregate USD value for Bitcoin and all of its legitimate forks as defined in the CMBI Fork Legitimacy Policy.
The CMBI Bitcoin - Total Returns aggregates data from the major global BTC/USD and trusted forked asset markets that conform to the Coin Metrics Market Selection Framework. In doing so, Coin Metrics produces the most transparent, robust and manipulation resistant aggregate levels for customers and markets.
Key Features
- Real-time (every 1 or 15 seconds): Utilizing the most recent trade data from constituent markets and applying an inverse price variance and 'volume-weighted' median methodology to generate the most timely and accurate pricing.
- Hourly/End-of-Day: Observing trade data from constituent markets over a 61 minute period and applying a time-weighted volume-weighted median to obtain robust and manipulation resistant pricing.
Key Information
| Name | CMBI Bitcoin - Total Returns |
|---|---|
| Base date | 2010-07-18 |
| Base value | $0.0808 |
| Constituents | Bitcoin Only |
| Base currency | USD |
| Legitimate forks | BCH |
| Bloomberg ticker | CMBIBTCT |
| Administrator | Coin Metrics |
Quick Links
| Methodology |
| Fork Policy |
| Most Recent Factsheet |
Historical Data
| Date | Open | High | Low | Close |
|---|---|---|---|---|
| Aug 9, 2026 | $65,138.28 | $65,382.40 | $63,751.37 | $63,972.43 |
| Aug 8, 2026 | $65,025.42 | $65,242.00 | $64,679.00 | $65,130.73 |
| Aug 7, 2026 | $64,925.87 | $65,141.50 | $64,800.10 | $65,025.41 |
| Aug 6, 2026 | $64,396.69 | $65,336.37 | $64,115.51 | $64,914.01 |
| Aug 5, 2026 | $64,822.93 | $64,948.50 | $64,100.00 | $64,391.97 |
| Aug 4, 2026 | $64,205.07 | $64,880.67 | $63,844.00 | $64,810.20 |
| Aug 3, 2026 | $63,811.72 | $64,357.17 | $63,277.99 | $64,241.01 |
| Aug 2, 2026 | $63,387.74 | $64,013.95 | $62,223.11 | $63,820.00 |
| Aug 1, 2026 | $62,461.20 | $63,556.79 | $62,432.88 | $63,380.18 |
| Jul 31, 2026 | $62,903.20 | $63,093.00 | $62,222.27 | $62,475.86 |
| Jul 30, 2026 | $64,729.62 | $65,311.84 | $62,392.65 | $62,904.77 |
| Jul 29, 2026 | $63,520.46 | $65,067.98 | $63,209.66 | $64,754.98 |
| Jul 28, 2026 | $63,838.80 | $64,645.23 | $63,477.46 | $63,520.81 |
| Jul 27, 2026 | $64,915.15 | $64,984.53 | $62,735.60 | $63,804.75 |
| Jul 26, 2026 | $64,641.10 | $65,631.60 | $64,379.00 | $64,896.30 |
| Jul 25, 2026 | $64,328.71 | $64,861.30 | $64,201.99 | $64,644.86 |
| Jul 24, 2026 | $64,164.13 | $64,386.74 | $63,744.38 | $64,330.32 |
| Jul 23, 2026 | $64,792.23 | $65,765.40 | $63,674.10 | $64,171.00 |
| Jul 22, 2026 | $65,894.99 | $66,279.42 | $64,611.10 | $64,804.36 |
| Jul 21, 2026 | $66,422.01 | $66,696.55 | $65,518.19 | $65,920.64 |
| Jul 20, 2026 | $65,099.39 | $66,910.06 | $65,011.16 | $66,418.00 |
| Jul 19, 2026 | $64,410.00 | $65,747.06 | $63,712.32 | $65,077.06 |
| Jul 18, 2026 | $64,525.00 | $64,908.40 | $64,244.99 | $64,418.00 |
| Jul 17, 2026 | $64,113.20 | $64,587.07 | $63,845.10 | $64,528.10 |
| Jul 16, 2026 | $64,219.31 | $64,345.59 | $62,471.81 | $64,124.00 |
Page
of 2