XLV vs ZCMD: Correlation
How closely do Health Care Select Sector SPDR Fund (XLV) and Zhongchao Inc. - Class A (ZCMD) trade together? Their weekly returns over three years give a correlation of -0.18, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are XLV and ZCMD?
Over the past 3 years, XLV and ZCMD moved with a correlation of -0.18, which is negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.17) sits close to the 3-year figure. Over 5 years the correlation is -0.09, and the annualized covariance of weekly returns is -374.7 %².
Within XLV's tracked universe of 130 assets, ZCMD comes in at #122 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months XLV outperformed by 127.4 percentage points (+27.5% for XLV against -99.9% for ZCMD). Note the risk asymmetry: ZCMD runs 9.6 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
XLV vs ZCMD: side by side
| XLV (Health Care Select Sector SPDR Fund) | ZCMD (Zhongchao Inc. - Class A) | |
|---|---|---|
| 1-year return | +27.5% | -99.9% |
| 5-year return | +37.4% | -100.0% |
| Volatility (ann.) | 14.7% | 141.8% |
| Beta vs S&P 500 | 0.42 | 0.59 |
| Max drawdown (3Y) | -17.1% | -100.0% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 1.56% | 0.00% |
| Expense ratio | 0.08% | – |
| Assets under management | $41.7B | – |
| Sector / category | Sector ETF | US Listed |
XLV, State Street Investment Management's Health fund, carries $41.7B under management, 61 holdings, a 0.08% expense ratio, a 1.56% trailing dividend yield.
Year-by-year returns
| Year | XLV | ZCMD |
|---|---|---|
| 2022 | -2.1% | -35.4% |
| 2023 | +2.1% | -69.5% |
| 2024 | +2.5% | -53.8% |
| 2025 | +14.5% | -72.2% |
| 2026 | +11.8% | -99.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are XLV and ZCMD good diversifiers for each other?
By historical standards, yes. A correlation of -0.18 means the two rarely move for the same reasons.
FAQ
What is the correlation between XLV and ZCMD?
Using weekly returns as of 2026-08-27: -0.18 over 3 years, with -0.17 over the last year and -0.09 over 5 years.
Is ZCMD a good diversifier for XLV?
By historical standards, yes. A correlation of -0.18 means the two rarely move for the same reasons.
What does a correlation of -0.18 mean?
On the −1 to +1 scale, -0.18 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/xlv-vs-zcmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/xlv-vs-zcmd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: XLV correlations · ZCMD correlations
