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BOX vs SKM: Correlation

Measured on weekly returns over the past three years, Box, Inc. (BOX) and SK Telecom Co., Ltd. (SKM) carry a correlation of -0.24, a negative link.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
-0.24
negative
Correlation (1Y)
-0.47
last 12 months
Correlation (5Y)
-0.10
long-run
Ann. covariance
-233.5
%² · weekly, annualized

How correlated are BOX and SKM?

Across a 3-year window, the weekly returns of BOX and SKM correlate at -0.24, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.47 versus -0.24 over 3 years. Stretching to 5 years gives -0.10, with an annualized covariance of -233.5 %².

Among the 11 assets we track against BOX, SKM sits near the bottom by co-movement, at rank #11. The last year tells two different stories: SKM led by 73.1 percentage points, +7.0% for BOX against +80.1% for SKM.

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.

BOX vs SKM: side by side

BOX (Box, Inc.)SKM (SK Telecom Co., Ltd.)
1-year return+7.0%+80.1%
5-year return+35.7%+83.7%
Volatility (ann.)31.3%31.3%
Beta vs S&P 5000.610.32
Max drawdown (3Y)-44.6%-35.6%
Market cap$4.8B$15.2B
P/E (trailing)48.929.0
Dividend yield0.00%4170.85%
Sector / categoryUS ListedUS Listed
Lower P/E: SKM 29.0 vs 48.9Higher yield: SKM 4170.85% vs 0.00%Smaller drawdown: SKM -35.6% vs -44.6%Higher 5y return: SKM +83.7% vs +35.7%
-35%0%+85%2025-09-052026-08-27
Price paths over the last 12 months, both indexed to 100 at the start (weekly closes). BOX · SKM

Year-by-year returns

YearBOXSKM
2022+18.9%-17.8%
2023-17.7%+11.6%
2024+23.4%+2.9%
2025-5.3%+1.0%
2026+16.1%+92.3%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are BOX and SKM good diversifiers for each other?

By historical standards, yes. A correlation of -0.24 means the two rarely move for the same reasons.

FAQ

What is the correlation between BOX and SKM?

As of 2026-08-27, the correlation of weekly returns between BOX and SKM is -0.24 over 3 years, -0.47 over 1 year and -0.10 over 5 years.

Is SKM a good diversifier for BOX?

By historical standards, yes. A correlation of -0.24 means the two rarely move for the same reasons.

What does a correlation of -0.24 mean?

A reading of -0.24 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.

Use this data

JSON API · no key required
$ curl https://www.pairbook.io/api/v1/pairs/box-vs-skm.json

BOX vs SKM: 3-year weekly correlation -0.24BOX vs SKM-0.24

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Related comparisons

Hubs: BOX correlations · SKM correlations