EDU vs PUK: Correlation
How closely do New Oriental Education & Technology Group, Inc. Sponsored (EDU) and Prudential Public Limited Company (PUK) trade together? Their weekly returns over three years give a correlation of 0.36, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EDU and PUK?
Across a 3-year window, the weekly returns of EDU and PUK correlate at 0.36, moderate. Recent behaviour matches the longer record: 0.34 over 1 year against 0.36 over 3. Stretching to 5 years gives 0.30, with an annualized covariance of 432.0 %².
Among the 10 assets we track against EDU, PUK ranks #5 by 3-year correlation. The last year tells two different stories: EDU led by 15.8 percentage points, +25.0% for EDU against +9.2% for PUK. Note the risk asymmetry: EDU runs 1.5 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.
EDU vs PUK: side by side
| EDU (New Oriental Education & Technology Group, Inc. Sponsored) | PUK (Prudential Public Limited Company) | |
|---|---|---|
| 1-year return | +25.0% | +9.2% |
| 5-year return | +163.1% | -26.0% |
| Volatility (ann.) | 43.3% | 28.0% |
| Beta vs S&P 500 | 0.53 | 0.87 |
| Max drawdown (3Y) | -56.8% | -41.8% |
| Market cap | – | $34.4B |
| P/E (trailing) | 19.2 | 9.9 |
| Dividend yield | 2.08% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EDU | PUK |
|---|---|---|
| 2022 | +65.8% | -19.1% |
| 2023 | +110.5% | -17.0% |
| 2024 | -11.5% | -27.3% |
| 2025 | -14.3% | +99.3% |
| 2026 | +6.5% | -9.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EDU and PUK good diversifiers for each other?
A fair diversifier. At 0.36, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between EDU and PUK?
As of 2026-08-27, the correlation of weekly returns between EDU and PUK is 0.36 over 3 years, 0.34 over 1 year and 0.30 over 5 years.
Is PUK a good diversifier for EDU?
A fair diversifier. At 0.36, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.36 mean?
On the −1 to +1 scale, 0.36 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/edu-vs-puk.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/edu-vs-puk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: EDU correlations · PUK correlations
