AXTI vs KEYS: Correlation
Measured on weekly returns over the past three years, AXT Inc (AXTI) and Keysight Technologies (KEYS) 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 AXTI and KEYS?
On 3 years of weekly data the AXTI/KEYS correlation comes out at 0.42, moderate. The relationship has been stable: the 1-year correlation (0.51) sits close to the 3-year figure. The 5-year figure is 0.44, and annualized covariance runs at 1693.7 %².
In AXTI's tracked universe of 10 assets, KEYS sits right near the top at #2. Their recent paths diverged sharply: over the last 12 months AXTI outperformed by 2134.3 percentage points (+2231.7% for AXTI against +97.4% for KEYS). One caveat on sizing: AXTI is 3.0 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
AXTI vs KEYS: side by side
| AXTI (AXT Inc) | KEYS (Keysight Technologies) | |
|---|---|---|
| 1-year return | +2231.7% | +97.4% |
| 5-year return | +615.0% | +81.9% |
| Volatility (ann.) | 109.1% | 36.8% |
| Beta vs S&P 500 | 2.64 | 1.58 |
| Max drawdown (3Y) | -78.5% | -31.4% |
| Market cap | $4.4B | $55.5B |
| P/E (trailing) | 2230.7 | 43.5 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | Information Technology |
Year-by-year returns
| Year | AXTI | KEYS |
|---|---|---|
| 2022 | -50.3% | -17.2% |
| 2023 | -45.2% | -7.0% |
| 2024 | -9.6% | +1.0% |
| 2025 | +653.5% | +26.5% |
| 2026 | +309.3% | +60.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AXTI and KEYS good diversifiers for each other?
Reasonably. At 0.42, AXTI and KEYS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between AXTI and KEYS?
As of 2026-08-27, the correlation of weekly returns between AXTI and KEYS is 0.42 over 3 years, 0.51 over 1 year and 0.44 over 5 years.
Is KEYS a good diversifier for AXTI?
Reasonably. At 0.42, AXTI and KEYS keep a meaningful degree of independence, and combining them has historically reduced portfolio 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/axti-vs-keys.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/axti-vs-keys/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: AXTI correlations · KEYS correlations
