TATT vs VBIO: Correlation
How closely do TAT Technologies Ltd. (TATT) and Valion Bio, Inc. (VBIO) trade together? Their weekly returns over three years give a correlation of -0.26, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TATT and VBIO?
Across a 3-year window, the weekly returns of TATT and VBIO correlate at -0.26, 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 (-0.26). Stretching to 5 years gives -0.21, with an annualized covariance of -1971.0 %².
Out of 11 assets tracked against TATT, VBIO lands near the bottom at #9. Their recent paths diverged sharply: over the last 12 months TATT outperformed by 96.7 percentage points (+0.7% for TATT against -96.0% for VBIO). Risk is not evenly split, since VBIO carries 2.8 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.
TATT vs VBIO: side by side
| TATT (TAT Technologies Ltd.) | VBIO (Valion Bio, Inc.) | |
|---|---|---|
| 1-year return | +0.7% | -96.0% |
| 5-year return | +532.6% | -100.0% |
| Volatility (ann.) | 52.0% | 147.8% |
| Beta vs S&P 500 | 0.89 | 1.27 |
| Max drawdown (3Y) | -47.5% | -99.8% |
| Market cap | $0.5B | – |
| P/E (trailing) | 24.6 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | TATT | VBIO |
|---|---|---|
| 2022 | -16.0% | -83.5% |
| 2023 | +91.5% | -97.2% |
| 2024 | +153.0% | -80.8% |
| 2025 | +73.9% | -75.3% |
| 2026 | -16.4% | -91.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TATT and VBIO good diversifiers for each other?
By historical standards, yes. A correlation of -0.26 means the two rarely move for the same reasons.
FAQ
What is the correlation between TATT and VBIO?
Using weekly returns as of 2026-08-27: -0.26 over 3 years, with -0.13 over the last year and -0.21 over 5 years.
Is VBIO a good diversifier for TATT?
By historical standards, yes. A correlation of -0.26 means the two rarely move for the same reasons.
What does a correlation of -0.26 mean?
On the −1 to +1 scale, -0.26 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
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Related comparisons
Hubs: TATT correlations · VBIO correlations
