BELFB vs MNPR: Correlation
Measured on weekly returns over the past three years, Bel Fuse Inc. (BELFB) and Monopar Therapeutics Inc. (MNPR) carry a correlation of -0.30, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BELFB and MNPR?
Over the past 3 years, BELFB and MNPR moved with a correlation of -0.30, which is negative, meaning they tend to move in opposite directions. The past 12 months show a tighter link (-0.04) than the 3-year average (-0.30). Over 5 years the correlation is -0.23, and the annualized covariance of weekly returns is -3363.6 %².
Among the 14 assets we track against BELFB, MNPR sits near the bottom by co-movement, at rank #12. Their recent paths diverged sharply: over the last 12 months MNPR outperformed by 143.6 percentage points (+83.7% for BELFB against +227.3% for MNPR). One caveat on sizing: MNPR is 4.6 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
BELFB vs MNPR: side by side
| BELFB (Bel Fuse Inc.) | MNPR (Monopar Therapeutics Inc.) | |
|---|---|---|
| 1-year return | +83.7% | +227.3% |
| 5-year return | +1827.0% | +365.1% |
| Volatility (ann.) | 49.1% | 225.0% |
| Beta vs S&P 500 | 1.30 | 1.74 |
| Max drawdown (3Y) | -33.4% | -67.3% |
| Market cap | $3.7B | $0.8B |
| P/E (trailing) | 65.2 | – |
| Dividend yield | 0.09% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BELFB | MNPR |
|---|---|---|
| 2022 | +158.7% | -26.2% |
| 2023 | +104.2% | -85.7% |
| 2024 | +24.0% | +1194.1% |
| 2025 | +106.3% | +196.8% |
| 2026 | +52.0% | +74.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BELFB and MNPR good diversifiers for each other?
Yes. With a correlation of -0.30, BELFB and MNPR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between BELFB and MNPR?
The BELFB/MNPR correlation stands at -0.30 on a 3-year window (1 year: -0.04, 5 years: -0.23), computed from weekly returns as of 2026-08-27.
Is MNPR a good diversifier for BELFB?
Yes. With a correlation of -0.30, BELFB and MNPR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.30 mean?
On the −1 to +1 scale, -0.30 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.
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Related comparisons
Hubs: BELFB correlations · MNPR correlations
