BME vs GILD: Correlation
Measured on weekly returns over the past three years, Blackrock Health Sciences Trust (BME) and Gilead Sciences (GILD) carry a correlation of 0.42, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BME and GILD?
On 3 years of weekly data the BME/GILD correlation comes out at 0.42, moderate. The relationship has been stable: the 1-year correlation (0.44) sits close to the 3-year figure. The 5-year figure is 0.47, and annualized covariance runs at 144.8 %².
By 3-year correlation, GILD places #27 of the 34 assets tracked against BME. Twelve-month performance is nearly a tie, at +36.0% for BME and +34.1% for GILD. Note the risk asymmetry: GILD runs 1.7 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
BME vs GILD: side by side
| BME (Blackrock Health Sciences Trust) | GILD (Gilead Sciences) | |
|---|---|---|
| 1-year return | +36.0% | +34.1% |
| 5-year return | +33.5% | +148.1% |
| Volatility (ann.) | 14.4% | 24.1% |
| Beta vs S&P 500 | 0.45 | 0.33 |
| Max drawdown (3Y) | -14.4% | -26.6% |
| Market cap | – | $184.6B |
| P/E (trailing) | 7.8 | – |
| Dividend yield | 6.80% | 2.17% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | BME | GILD |
|---|---|---|
| 2022 | -4.6% | +23.6% |
| 2023 | -1.1% | -2.0% |
| 2024 | -0.1% | +18.7% |
| 2025 | +17.9% | +36.6% |
| 2026 | +17.9% | +22.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BME and GILD good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BME and GILD?
Using weekly returns as of 2026-08-27: 0.42 over 3 years, with 0.44 over the last year and 0.47 over 5 years.
Is GILD a good diversifier for BME?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.42 mean?
On the −1 to +1 scale, 0.42 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: BME correlations · GILD correlations
