BAM vs MSB: Correlation
How closely do Brookfield Asset Management Inc Class A Limited Voting (BAM) and Mesabi Trust (MSB) trade together? Their weekly returns over three years give a correlation of 0.40, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BAM and MSB?
Over the past 3 years, BAM and MSB moved with a correlation of 0.40, which is moderate. Recent behaviour matches the longer record: 0.31 over 1 year against 0.40 over 3. Over 5 years the correlation is 0.36, and the annualized covariance of weekly returns is 447.6 %².
Among the 19 assets we track against BAM, MSB sits near the bottom by co-movement, at rank #16. On 12-month performance BAM holds a 12.6-point edge, -10.6% against -23.2%.
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.
BAM vs MSB: side by side
| BAM (Brookfield Asset Management Inc Class A Limited Voting) | MSB (Mesabi Trust) | |
|---|---|---|
| 1-year return | -10.6% | -23.2% |
| 5-year return | n/a | +19.2% |
| Volatility (ann.) | 28.2% | 39.9% |
| Beta vs S&P 500 | 1.35 | 0.92 |
| Max drawdown (3Y) | -30.4% | -45.8% |
| Market cap | $83.2B | – |
| P/E (trailing) | 29.9 | 27.4 |
| Dividend yield | 3.61% | 4.16% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BAM | MSB |
|---|---|---|
| 2022 | – | -22.8% |
| 2023 | +45.6% | +15.6% |
| 2024 | +39.7% | +47.0% |
| 2025 | -0.2% | +71.9% |
| 2026 | +1.5% | -37.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BAM and MSB good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.40 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BAM and MSB?
The BAM/MSB correlation stands at 0.40 on a 3-year window (1 year: 0.31, 5 years: 0.36), computed from weekly returns as of 2026-08-27.
Is MSB a good diversifier for BAM?
Yes, to a useful degree: a correlation of 0.40 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.40 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/bam-vs-msb.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bam-vs-msb/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BAM correlations · MSB correlations
