PCTY vs SKM: Correlation
Measured on weekly returns over the past three years, Paylocity Holding Corporation (PCTY) and SK Telecom Co., Ltd. (SKM) carry a correlation of -0.22, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PCTY and SKM?
Over the past 3 years, PCTY and SKM moved with a correlation of -0.22, which is negative, meaning they tend to move in opposite directions. The past 12 months show a weaker link (-0.36) than the 3-year average (-0.22). Over 5 years the correlation is -0.05, and the annualized covariance of weekly returns is -238.7 %².
SKM is close to the least connected end of PCTY's tracked universe, ranking #11 of 13. Correlation aside, the last 12 months split them widely, with SKM ahead by 92.8 points (-12.7% versus +80.1%).
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.
PCTY vs SKM: side by side
| PCTY (Paylocity Holding Corporation) | SKM (SK Telecom Co., Ltd.) | |
|---|---|---|
| 1-year return | -12.7% | +80.1% |
| 5-year return | -41.2% | +83.7% |
| Volatility (ann.) | 35.4% | 31.3% |
| Beta vs S&P 500 | 0.62 | 0.32 |
| Max drawdown (3Y) | -56.3% | -35.6% |
| Market cap | $8.8B | $15.2B |
| P/E (trailing) | 30.9 | 29.0 |
| Dividend yield | 0.00% | 4170.85% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PCTY | SKM |
|---|---|---|
| 2022 | -17.7% | -17.8% |
| 2023 | -15.1% | +11.6% |
| 2024 | +21.0% | +2.9% |
| 2025 | -23.5% | +1.0% |
| 2026 | +3.7% | +92.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PCTY and SKM good diversifiers for each other?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
FAQ
What is the correlation between PCTY and SKM?
As of 2026-08-27, the correlation of weekly returns between PCTY and SKM is -0.22 over 3 years, -0.36 over 1 year and -0.05 over 5 years.
Is SKM a good diversifier for PCTY?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
What does a correlation of -0.22 mean?
On the −1 to +1 scale, -0.22 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/pcty-vs-skm.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/pcty-vs-skm/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: PCTY correlations · SKM correlations
