CMBI Bitcoin Observed Work

CMBI Bitcoin Observed Work

CMBIWORK

The CMBI Bitcoin Observed Work (CMBIWORK) is designed to be a reactive, responsive and manipulation resistant measure of the amount of mining activity being conducted on the Bitcoin Network thoughout a 24 hour period.

Return

71,431.22 as of most recent NY market close
24hr return -6.54%
year to date +3.30%

Performance

Time Returns Range
1D -6.54% 71,431.22 - 76,427.62
7D -6.96% 69,111.08 - 77,186.08
1M -7.60% 69,109.39 - 84,469.44
3M -5.46% 65,862.41 - 84,469.44
1Y +44.58% 43,600.01 - 84,469.44
2Y +147.61% 26,287.68 - 84,469.44
MTD -15.44% 69,109.39 - 84,469.44
QTD +7.57% 65,862.41 - 84,469.44
YTD +3.30% 59,326.20 - 84,469.44
Q1:25 -3.97% 59,326.20 - 79,172.72
Q4:24 +31.75% 52,487.85 - 71,505.32
Q3:24 +3.30% 43,600.01 - 60,888.21
Q2:24 -3.30% 42,053.07 - 59,546.40

Volatility

3 MONTHS81.09%
6 MONTHS87.64%
1 YEAR91.16%
2 YEARS100.38%

Sharpe

1 YEAR0.806
2 YEARS0.900
5 YEARS0.863

Sortino

1 YEAR1.225
2 YEARS1.366
5 YEARS1.290

About The Index

The Coin Metrics Bletchley Index (CMBI) Mining Series are institutionally designed cryptoasset benchmarks that accurately and reliably represent the performance of the total Bitcoin network’s mining activity.

The CMBI Bitcoin Observed Work (CMBIWORK) is an aggregate representation of the previous 24hrs of CMBI Bitcoin Hash Rate Index data, used to reflect the implied number of hashes conducted over the previous 24hr period.

Index levels are calculated from the most recent block data received by Coin Metrics owned and operated Bitcoin nodes.

Key Information

Name CMBI Bitcoin Observed Work
Base date 2015-01-02
Base value 27.86
Constituents Bitcoin
Base unit Zettahashes per day
Administrator Coin Metrics

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Historical Data

Date Open High Low Close
Jun 21, 2025 76,427.62 77,439.07 71,433.25 71,433.25
Jun 20, 2025 73,315.89 76,426.73 73,315.89 76,426.73
Jun 19, 2025 70,722.25 73,315.75 70,722.25 73,315.75
Jun 18, 2025 69,111.08 70,721.73 68,840.79 70,721.73
Jun 17, 2025 72,407.98 72,407.98 69,111.41 69,111.41
Jun 16, 2025 77,186.08 77,434.45 72,409.30 72,409.30
Jun 15, 2025 76,778.64 77,185.42 75,697.21 77,185.42
Jun 14, 2025 76,903.24 77,005.24 76,625.42 76,778.74
Jun 13, 2025 78,971.05 78,971.05 76,903.92 76,903.92
Jun 12, 2025 83,165.45 83,165.45 78,971.57 78,971.57
Jun 11, 2025 80,959.05 83,187.41 80,959.05 83,165.50
Jun 10, 2025 77,331.30 80,958.25 77,189.08 80,958.25
Jun 9, 2025 80,819.02 80,819.58 77,331.87 77,331.87
Jun 8, 2025 77,845.44 80,937.28 77,845.44 80,818.97
Jun 7, 2025 73,083.69 77,844.49 73,083.69 77,844.49
Jun 6, 2025 70,415.33 73,083.12 70,415.33 73,083.12
Jun 5, 2025 69,109.39 70,414.43 68,471.87 70,414.43
Jun 4, 2025 73,827.77 73,827.77 69,110.24 69,110.24
Jun 3, 2025 74,769.36 75,290.79 73,828.24 73,828.24
Jun 2, 2025 76,657.09 76,657.09 73,966.20 74,769.08
Jun 1, 2025 81,974.03 81,974.03 76,658.61 76,658.61
May 31, 2025 84,469.44 85,225.17 81,974.93 81,974.93
May 30, 2025 82,826.76 84,468.58 82,826.76 84,468.58
May 29, 2025 76,215.03 82,825.94 76,215.03 82,825.94
May 28, 2025 75,567.46 76,214.80 75,555.49 76,214.80