KNX vs ZCMD: Correlation
Knight-Swift Transportation Holdings Inc. (KNX) and Zhongchao Inc. - Class A (ZCMD) show a negative relationship: their 3-year correlation of weekly returns is -0.24.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KNX and ZCMD?
Over the past 3 years, KNX and ZCMD moved with a correlation of -0.24, which is negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.23 over 1 year against -0.24 over 3. Over 5 years the correlation is -0.17, and the annualized covariance of weekly returns is -1094.1 %².
Among the 17 assets we track against KNX, ZCMD sits near the bottom by co-movement, at rank #15. Correlation aside, the last 12 months split them widely, with KNX ahead by 157.8 points (+57.9% versus -99.9%). Note the risk asymmetry: ZCMD runs 4.5 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.
KNX vs ZCMD: side by side
| KNX (Knight-Swift Transportation Holdings Inc.) | ZCMD (Zhongchao Inc. - Class A) | |
|---|---|---|
| 1-year return | +57.9% | -99.9% |
| 5-year return | +37.4% | -100.0% |
| Volatility (ann.) | 31.7% | 141.8% |
| Beta vs S&P 500 | 1.00 | 0.59 |
| Max drawdown (3Y) | -35.7% | -100.0% |
| Market cap | $11.2B | – |
| P/E (trailing) | 255.2 | – |
| Dividend yield | 1.09% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | KNX | ZCMD |
|---|---|---|
| 2022 | -13.2% | -35.4% |
| 2023 | +11.1% | -69.5% |
| 2024 | -6.9% | -53.8% |
| 2025 | +0.1% | -72.2% |
| 2026 | +32.6% | -99.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KNX and ZCMD good diversifiers for each other?
Yes. With a correlation of -0.24, KNX and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between KNX and ZCMD?
Using weekly returns as of 2026-08-27: -0.24 over 3 years, with -0.23 over the last year and -0.17 over 5 years.
Is ZCMD a good diversifier for KNX?
Yes. With a correlation of -0.24, KNX and ZCMD have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.24 mean?
A reading of -0.24 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/knx-vs-zcmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/knx-vs-zcmd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: KNX correlations · ZCMD correlations
