ARDT vs COGT: Correlation
How closely do Ardent Health, Inc. (ARDT) and Cogent Biosciences, Inc. (COGT) trade together? Their weekly returns over three years give a correlation of -0.33, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ARDT and COGT?
Across a 3-year window, the weekly returns of ARDT and COGT correlate at -0.33, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.62 versus -0.33 over 3 years. Stretching to 5 years gives n/a, with an annualized covariance of -1720.4 %².
Out of 22 assets tracked against ARDT, COGT lands near the bottom at #20. Correlation aside, the last 12 months split them widely, with COGT ahead by 213.3 points (-13.5% versus +199.8%). Risk is not evenly split, since COGT carries 2.2 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.
ARDT vs COGT: side by side
| ARDT (Ardent Health, Inc.) | COGT (Cogent Biosciences, Inc.) | |
|---|---|---|
| 1-year return | -13.5% | +199.8% |
| 5-year return | n/a | +355.1% |
| Volatility (ann.) | 48.5% | 106.0% |
| Beta vs S&P 500 | 0.65 | 0.78 |
| Max drawdown (3Y) | -61.2% | -69.0% |
| Market cap | $1.6B | $6.4B |
| P/E (trailing) | 20.7 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ARDT | COGT |
|---|---|---|
| 2022 | – | +34.7% |
| 2023 | – | -49.1% |
| 2024 | – | +32.7% |
| 2025 | -48.3% | +355.4% |
| 2026 | +24.5% | +4.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ARDT and COGT good diversifiers for each other?
By historical standards, yes. A correlation of -0.33 means the two rarely move for the same reasons.
FAQ
What is the correlation between ARDT and COGT?
The ARDT/COGT correlation stands at -0.33 on a 3-year window (1 year: -0.62, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is COGT a good diversifier for ARDT?
By historical standards, yes. A correlation of -0.33 means the two rarely move for the same reasons.
What does a correlation of -0.33 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/ardt-vs-cogt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ardt-vs-cogt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ARDT correlations · COGT correlations
