KF vs MU: Correlation
Measured on weekly returns over the past three years, Korea Fund, Inc. (The) New (KF) and Micron Technology (MU) carry a correlation of 0.66, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KF and MU?
On 3 years of weekly data the KF/MU correlation comes out at 0.66, strong. Little has changed lately, as the 1-year reading of 0.75 lands near the 3-year figure. The 5-year figure is 0.63, and annualized covariance runs at 1420.1 %².
Among the 17 assets we track against KF, MU ranks #6 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months MU outperformed by 551.3 percentage points (+144.4% for KF against +695.7% for MU). Risk is not evenly split, since MU carries 1.9 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.
KF vs MU: side by side
| KF (Korea Fund, Inc. (The) New) | MU (Micron Technology) | |
|---|---|---|
| 1-year return | +144.4% | +695.7% |
| 5-year return | +138.0% | +1211.2% |
| Volatility (ann.) | 33.8% | 63.3% |
| Beta vs S&P 500 | 1.18 | 2.47 |
| Max drawdown (3Y) | -35.2% | -57.6% |
| Market cap | $0.3B | – |
| P/E (trailing) | 2.9 | 21.2 |
| Dividend yield | 2.17% | 0.06% |
| Sector / category | US Listed | Information Technology |
Year-by-year returns
| Year | KF | MU |
|---|---|---|
| 2022 | -30.0% | -45.9% |
| 2023 | +12.3% | +71.9% |
| 2024 | -19.3% | -1.0% |
| 2025 | +104.8% | +240.2% |
| 2026 | +78.6% | +227.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KF and MU good diversifiers for each other?
Somewhat, no more. With 0.66 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between KF and MU?
As of 2026-08-27, the correlation of weekly returns between KF and MU is 0.66 over 3 years, 0.75 over 1 year and 0.63 over 5 years.
Is MU a good diversifier for KF?
Somewhat, no more. With 0.66 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.66 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/kf-vs-mu.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/kf-vs-mu/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: KF correlations · MU correlations
