PBFS vs ZCMD: Correlation
How closely do Pioneer Bancorp, Inc. (PBFS) and Zhongchao Inc. - Class A (ZCMD) trade together? Their weekly returns over three years give a correlation of -0.24, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PBFS and ZCMD?
On 3 years of weekly data the PBFS/ZCMD correlation comes out at -0.24, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.27 over 1 year against -0.24 over 3. The 5-year figure is -0.18, and annualized covariance runs at -753.7 %².
Among the 10 assets we track against PBFS, ZCMD sits near the bottom by co-movement, at rank #9. The last year tells two different stories: PBFS led by 138.2 percentage points, +38.3% for PBFS against -99.9% for ZCMD. Risk is not evenly split, since ZCMD carries 6.4 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.
PBFS vs ZCMD: side by side
| PBFS (Pioneer Bancorp, Inc.) | ZCMD (Zhongchao Inc. - Class A) | |
|---|---|---|
| 1-year return | +38.3% | -99.9% |
| 5-year return | +44.7% | -100.0% |
| Volatility (ann.) | 22.2% | 141.8% |
| Beta vs S&P 500 | 0.37 | 0.59 |
| Max drawdown (3Y) | -19.3% | -100.0% |
| Market cap | $0.4B | – |
| P/E (trailing) | 25.3 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PBFS | ZCMD |
|---|---|---|
| 2022 | +0.7% | -35.4% |
| 2023 | -12.2% | -69.5% |
| 2024 | +15.1% | -53.8% |
| 2025 | +17.0% | -72.2% |
| 2026 | +31.5% | -99.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PBFS and ZCMD good diversifiers for each other?
Yes. With a correlation of -0.24, PBFS and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between PBFS and ZCMD?
The PBFS/ZCMD correlation stands at -0.24 on a 3-year window (1 year: -0.27, 5 years: -0.18), computed from weekly returns as of 2026-08-27.
Is ZCMD a good diversifier for PBFS?
Yes. With a correlation of -0.24, PBFS and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.24 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/pbfs-vs-zcmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/pbfs-vs-zcmd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PBFS correlations · ZCMD correlations
