ENTX vs HAL: Correlation
Entera Bio Ltd. (ENTX) and Halliburton (HAL) show a negative relationship: their 3-year correlation of weekly returns is -0.21.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ENTX and HAL?
On 3 years of weekly data the ENTX/HAL correlation comes out at -0.21, negative, meaning they tend to move in opposite directions. The link has loosened recently: the 1-year correlation (-0.33) runs below the 3-year figure (-0.21). The 5-year figure is -0.12, and annualized covariance runs at -775.8 %².
Within ENTX's tracked universe of 24 assets, HAL comes in at #18 by 3-year correlation. Over the last 12 months HAL came out ahead by 5.7 percentage points (+57.1% against +62.8%). Risk is not evenly split, since ENTX carries 2.5 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.
ENTX vs HAL: side by side
| ENTX (Entera Bio Ltd.) | HAL (Halliburton) | |
|---|---|---|
| 1-year return | +57.1% | +62.8% |
| 5-year return | -36.1% | +93.6% |
| Volatility (ann.) | 96.7% | 38.0% |
| Beta vs S&P 500 | 0.33 | 0.55 |
| Max drawdown (3Y) | -68.2% | -54.0% |
| Market cap | $0.5B | $29.6B |
| P/E (trailing) | – | 18.0 |
| Dividend yield | 0.00% | 1.97% |
| Sector / category | US Listed | Energy |
Year-by-year returns
| Year | ENTX | HAL |
|---|---|---|
| 2022 | -74.1% | +74.5% |
| 2023 | -17.8% | -6.5% |
| 2024 | +253.3% | -23.2% |
| 2025 | -8.5% | +7.0% |
| 2026 | +58.8% | +26.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ENTX and HAL good diversifiers for each other?
Yes. With a correlation of -0.21, ENTX and HAL have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between ENTX and HAL?
As of 2026-08-27, the correlation of weekly returns between ENTX and HAL is -0.21 over 3 years, -0.33 over 1 year and -0.12 over 5 years.
Is HAL a good diversifier for ENTX?
Yes. With a correlation of -0.21, ENTX and HAL have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.21 mean?
On the −1 to +1 scale, -0.21 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/entx-vs-hal.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/entx-vs-hal/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ENTX correlations · HAL correlations
