ECHO vs KLRS: Correlation
How closely do EchoStar (ECHO) and Kalaris Therapeutics, Inc. (KLRS) trade together? Their weekly returns over three years give a correlation of 0.41, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ECHO and KLRS?
On 3 years of weekly data the ECHO/KLRS correlation comes out at 0.41, moderate. The relationship has been stable: the 1-year correlation (0.40) sits close to the 3-year figure. The 5-year figure is 0.32, and annualized covariance runs at 3665.3 %².
KLRS is one of the assets that tracks ECHO most closely: it ranks #3 out of the 35 assets we track against ECHO. Over the last 12 months ECHO came out ahead by 14.1 percentage points (+47.2% against +33.1%).
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.
ECHO vs KLRS: side by side
| ECHO (EchoStar) | KLRS (Kalaris Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +47.2% | +33.1% |
| 5-year return | +227.3% | -99.1% |
| Volatility (ann.) | 91.1% | 98.7% |
| Beta vs S&P 500 | 1.17 | 1.33 |
| Max drawdown (3Y) | -50.1% | -97.0% |
| Market cap | $25.1B | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Communication Services | US Listed |
Year-by-year returns
| Year | ECHO | KLRS |
|---|---|---|
| 2022 | -36.7% | -60.4% |
| 2023 | -0.7% | -86.7% |
| 2024 | +38.2% | -38.2% |
| 2025 | +374.7% | -12.6% |
| 2026 | -20.5% | -51.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ECHO and KLRS good diversifiers for each other?
A fair diversifier. At 0.41, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ECHO and KLRS?
As of 2026-08-27, the correlation of weekly returns between ECHO and KLRS is 0.41 over 3 years, 0.40 over 1 year and 0.32 over 5 years.
Is KLRS a good diversifier for ECHO?
A fair diversifier. At 0.41, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.41 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/echo-vs-klrs.json
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Related comparisons
Hubs: ECHO correlations · KLRS correlations
