MLPB vs UCIB: Correlation
Measured on weekly returns over the past three years, ETRACS Alerian MLP Infrastructure Index ETN Series B due (MLPB) and ETRACS UBS Bloomberg Constant Maturity Commodity Index (UCIB) carry a correlation of 0.43, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MLPB and UCIB?
Across a 3-year window, the weekly returns of MLPB and UCIB correlate at 0.43, moderate. The link has loosened recently: the 1-year correlation (0.30) runs below the 3-year figure (0.43). Stretching to 5 years gives 0.50, with an annualized covariance of 126.6 %².
Among the 22 assets we track against MLPB, UCIB ranks #17 by 3-year correlation. The trailing year gives UCIB the advantage: +29.4% versus +38.5%, a 9.1-point spread.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
MLPB vs UCIB: side by side
| MLPB (ETRACS Alerian MLP Infrastructure Index ETN Series B due) | UCIB (ETRACS UBS Bloomberg Constant Maturity Commodity Index) | |
|---|---|---|
| 1-year return | +29.4% | +38.5% |
| 5-year return | +186.2% | +88.1% |
| Volatility (ann.) | 16.5% | 17.7% |
| Beta vs S&P 500 | 0.32 | 0.28 |
| Max drawdown (3Y) | -16.5% | -22.7% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | – |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | MLPB | UCIB |
|---|---|---|
| 2022 | +30.2% | +18.2% |
| 2023 | +22.0% | -2.3% |
| 2024 | +25.5% | +6.6% |
| 2025 | +7.4% | +9.0% |
| 2026 | +29.7% | +32.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MLPB and UCIB good diversifiers for each other?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between MLPB and UCIB?
As of 2026-08-27, the correlation of weekly returns between MLPB and UCIB is 0.43 over 3 years, 0.30 over 1 year and 0.50 over 5 years.
Is UCIB a good diversifier for MLPB?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.43 mean?
On the −1 to +1 scale, 0.43 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/mlpb-vs-ucib.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/mlpb-vs-ucib/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: MLPB correlations · UCIB correlations
