CTRE vs SER: Correlation
How closely do CareTrust REIT, Inc. (CTRE) and Serina Therapeutics, Inc. (SER) 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 CTRE and SER?
Across a 3-year window, the weekly returns of CTRE and SER correlate at -0.24, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.41 versus -0.24 over 3 years. Stretching to 5 years gives -0.05, with an annualized covariance of -503.1 %².
Among the 11 assets we track against CTRE, SER sits near the bottom by co-movement, at rank #8. Their recent paths diverged sharply: over the last 12 months CTRE outperformed by 67.8 percentage points (+18.3% for CTRE against -49.5% for SER). Risk is not evenly split, since SER carries 4.7 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.
CTRE vs SER: side by side
| CTRE (CareTrust REIT, Inc.) | SER (Serina Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +18.3% | -49.5% |
| 5-year return | +130.3% | -93.1% |
| Volatility (ann.) | 21.1% | 98.4% |
| Beta vs S&P 500 | 0.18 | -0.30 |
| Max drawdown (3Y) | -23.2% | -95.5% |
| Market cap | $9.3B | $0.1B |
| P/E (trailing) | 24.9 | – |
| Dividend yield | 3.63% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CTRE | SER |
|---|---|---|
| 2022 | -13.7% | -49.4% |
| 2023 | +27.3% | -30.3% |
| 2024 | +26.3% | -63.6% |
| 2025 | +39.4% | -61.8% |
| 2026 | +11.1% | +31.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CTRE and SER good diversifiers for each other?
By historical standards, yes. A correlation of -0.24 means the two rarely move for the same reasons.
FAQ
What is the correlation between CTRE and SER?
As of 2026-08-27, the correlation of weekly returns between CTRE and SER is -0.24 over 3 years, -0.41 over 1 year and -0.05 over 5 years.
Is SER a good diversifier for CTRE?
By historical standards, yes. A correlation of -0.24 means the two rarely move for the same reasons.
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/ctre-vs-ser.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ctre-vs-ser/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CTRE correlations · SER correlations
