ISD vs LSBK: Correlation
How closely do PGIM High Yield Bond Fund, Inc. (ISD) and Lake Shore Bancorp, Inc. (LSBK) trade together? Their weekly returns over three years give a correlation of 0.39, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ISD and LSBK?
Across a 3-year window, the weekly returns of ISD and LSBK correlate at 0.39, moderate. The past 12 months show a weaker link (0.24) than the 3-year average (0.39). Stretching to 5 years gives 0.34, with an annualized covariance of 112.2 %².
LSBK is close to the least connected end of ISD's tracked universe, ranking #15 of 19. The last year tells two different stories: LSBK led by 40.3 percentage points, -7.0% for ISD against +33.3% for LSBK. Risk is not evenly split, since LSBK carries 1.8 times the volatility of the other side.
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.
ISD vs LSBK: side by side
| ISD (PGIM High Yield Bond Fund, Inc.) | LSBK (Lake Shore Bancorp, Inc.) | |
|---|---|---|
| 1-year return | -7.0% | +33.3% |
| 5-year return | +21.1% | +80.0% |
| Volatility (ann.) | 12.7% | 22.5% |
| Beta vs S&P 500 | 0.50 | 0.37 |
| Max drawdown (3Y) | -13.9% | -15.8% |
| Market cap | $0.4B | $0.1B |
| P/E (trailing) | 10.5 | 15.1 |
| Dividend yield | 0.00% | 2.09% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ISD | LSBK |
|---|---|---|
| 2022 | -18.4% | -15.0% |
| 2023 | +15.1% | -3.0% |
| 2024 | +22.1% | +22.4% |
| 2025 | +15.6% | +48.2% |
| 2026 | -9.9% | +19.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ISD and LSBK good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ISD and LSBK?
The ISD/LSBK correlation stands at 0.39 on a 3-year window (1 year: 0.24, 5 years: 0.34), computed from weekly returns as of 2026-08-27.
Is LSBK a good diversifier for ISD?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 mean?
On the −1 to +1 scale, 0.39 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/isd-vs-lsbk.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/isd-vs-lsbk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ISD correlations · LSBK correlations
