GILD vs PEP: Correlation
How closely do Gilead Sciences (GILD) and PepsiCo (PEP) 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 GILD and PEP?
Across a 3-year window, the weekly returns of GILD and PEP correlate at 0.41, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.52 versus 0.41 over 3 years. Stretching to 5 years gives 0.42, with an annualized covariance of 188.4 %².
By 3-year correlation, PEP places #8 of the 30 assets tracked against GILD. Their recent paths diverged sharply: over the last 12 months GILD outperformed by 35.7 percentage points (+34.1% for GILD against -1.6% for PEP). Across three years, the rolling one-year figure varied moderately, from 0.16 to 0.54.
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.
GILD vs PEP: side by side
| GILD (Gilead Sciences) | PEP (PepsiCo) | |
|---|---|---|
| 1-year return | +34.1% | -1.6% |
| 5-year return | +148.1% | +4.9% |
| Volatility (ann.) | 24.1% | 19.1% |
| Beta vs S&P 500 | 0.33 | 0.13 |
| Max drawdown (3Y) | -26.6% | -27.5% |
| Market cap | $184.6B | $190.9B |
| P/E (trailing) | – | 18.6 |
| Dividend yield | 2.17% | 4.04% |
| Sector / category | Health Care | Consumer Staples |
Year-by-year returns
| Year | GILD | PEP |
|---|---|---|
| 2022 | +23.6% | +6.8% |
| 2023 | -2.0% | -3.3% |
| 2024 | +18.7% | -7.6% |
| 2025 | +36.6% | -1.8% |
| 2026 | +22.8% | -0.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GILD and PEP good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.41 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between GILD and PEP?
As of 2026-08-27, the correlation of weekly returns between GILD and PEP is 0.41 over 3 years, 0.52 over 1 year and 0.42 over 5 years.
Is PEP a good diversifier for GILD?
Yes, to a useful degree: a correlation of 0.41 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.41 mean?
On the −1 to +1 scale, 0.41 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/gild-vs-pep.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/gild-vs-pep/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GILD correlations · PEP correlations
