KEYS vs VEA: Correlation
How closely do Keysight Technologies (KEYS) and Vanguard FTSE Developed Markets ETF (VEA) trade together? Their weekly returns over three years give a correlation of 0.62, which is strong.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KEYS and VEA?
Across a 3-year window, the weekly returns of KEYS and VEA correlate at 0.62, strong. Recent behaviour matches the longer record: 0.53 over 1 year against 0.62 over 3. Stretching to 5 years gives 0.62, with an annualized covariance of 342.7 %².
Within KEYS's tracked universe of 43 assets, VEA comes in at #13 by 3-year correlation. The last year tells two different stories: KEYS led by 68.9 percentage points, +97.4% for KEYS against +28.5% for VEA. The rolling one-year correlation stayed in a tight band between 0.53 and 0.73 over the past three years, which points to a structural rather than episodic relationship. Note the risk asymmetry: KEYS runs 2.4 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.
KEYS vs VEA: side by side
| KEYS (Keysight Technologies) | VEA (Vanguard FTSE Developed Markets ETF) | |
|---|---|---|
| 1-year return | +97.4% | +28.5% |
| 5-year return | +81.9% | +63.5% |
| Volatility (ann.) | 36.8% | 15.1% |
| Beta vs S&P 500 | 1.58 | 0.79 |
| Max drawdown (3Y) | -31.4% | -13.5% |
| Market cap | $55.5B | – |
| P/E (trailing) | 43.5 | – |
| Dividend yield | 0.00% | 2.56% |
| Expense ratio | – | 0.03% |
| Assets under management | – | $314.9B |
| Sector / category | Information Technology | ETF · International |
VEA is a Foreign Large Blend fund from Vanguard: $314.9B under management, 3769 holdings, a 0.03% expense ratio, a 2.56% trailing dividend yield.
Year-by-year returns
| Year | KEYS | VEA |
|---|---|---|
| 2022 | -17.2% | -15.3% |
| 2023 | -7.0% | +17.9% |
| 2024 | +1.0% | +3.1% |
| 2025 | +26.5% | +35.2% |
| 2026 | +60.4% | +18.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KEYS and VEA good diversifiers for each other?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between KEYS and VEA?
The KEYS/VEA correlation stands at 0.62 on a 3-year window (1 year: 0.53, 5 years: 0.62), computed from weekly returns as of 2026-08-27.
Is VEA a good diversifier for KEYS?
Somewhat, no more. With 0.62 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.62 mean?
On the −1 to +1 scale, 0.62 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/keys-vs-vea.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/keys-vs-vea/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: KEYS correlations · VEA correlations
