HCA vs HCTI: Correlation
HCA Healthcare (HCA) and Healthcare Triangle, Inc. (HCTI) show a negative relationship: their 3-year correlation of weekly returns is -0.27.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HCA and HCTI?
On 3 years of weekly data the HCA/HCTI correlation comes out at -0.27, negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (-0.13) runs above the 3-year figure (-0.27). The 5-year figure is -0.21, and annualized covariance runs at -1822.9 %².
Out of 32 assets tracked against HCA, HCTI lands near the bottom at #32. Their recent paths diverged sharply: over the last 12 months HCA outperformed by 103.7 percentage points (+4.2% for HCA against -99.5% for HCTI). Note the risk asymmetry: HCTI runs 9.3 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.
HCA vs HCTI: side by side
| HCA (HCA Healthcare) | HCTI (Healthcare Triangle, Inc.) | |
|---|---|---|
| 1-year return | +4.2% | -99.5% |
| 5-year return | +72.5% | -100.0% |
| Volatility (ann.) | 26.9% | 249.0% |
| Beta vs S&P 500 | 0.42 | 0.19 |
| Max drawdown (3Y) | -33.6% | -100.0% |
| Market cap | $90.8B | – |
| P/E (trailing) | 14.1 | – |
| Dividend yield | 0.70% | 0.00% |
| Sector / category | Health Care | US Listed |
Year-by-year returns
| Year | HCA | HCTI |
|---|---|---|
| 2022 | -5.6% | -90.1% |
| 2023 | +13.8% | +52.5% |
| 2024 | +11.8% | -64.1% |
| 2025 | +56.7% | -99.7% |
| 2026 | -9.9% | -97.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are HCA and HCTI good diversifiers for each other?
By historical standards, yes. A correlation of -0.27 means the two rarely move for the same reasons.
FAQ
What is the correlation between HCA and HCTI?
Using weekly returns as of 2026-08-27: -0.27 over 3 years, with -0.13 over the last year and -0.21 over 5 years.
Is HCTI a good diversifier for HCA?
By historical standards, yes. A correlation of -0.27 means the two rarely move for the same reasons.
What does a correlation of -0.27 mean?
A reading of -0.27 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/hca-vs-hcti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/hca-vs-hcti/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: HCA correlations · HCTI correlations
