ORCL vs STK: Correlation
Measured on weekly returns over the past three years, Oracle Corporation (ORCL) and Columbia Seligman Premium Technology Growth Fund Inc (STK) carry a correlation of 0.49, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ORCL and STK?
Over the past 3 years, ORCL and STK moved with a correlation of 0.49, which is moderate. Recent behaviour matches the longer record: 0.55 over 1 year against 0.49 over 3. Over 5 years the correlation is 0.49, and the annualized covariance of weekly returns is 651.2 %².
Among the 30 assets we track against ORCL, STK ranks #16 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months STK outperformed by 111.6 percentage points (-34.8% for ORCL against +76.8% for STK). One caveat on sizing: ORCL is 1.9 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.
ORCL vs STK: side by side
| ORCL (Oracle Corporation) | STK (Columbia Seligman Premium Technology Growth Fund Inc) | |
|---|---|---|
| 1-year return | -34.8% | +76.8% |
| 5-year return | +81.7% | +153.2% |
| Volatility (ann.) | 49.9% | 26.4% |
| Beta vs S&P 500 | 1.71 | 1.51 |
| Max drawdown (3Y) | -64.6% | -26.6% |
| Market cap | $437.7B | – |
| P/E (trailing) | 25.5 | 5.9 |
| Dividend yield | 1.34% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | ORCL | STK |
|---|---|---|
| 2022 | -4.6% | -30.4% |
| 2023 | +30.9% | +49.2% |
| 2024 | +60.0% | +17.7% |
| 2025 | +18.1% | +24.9% |
| 2026 | -21.3% | +47.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ORCL and STK good diversifiers for each other?
A fair diversifier. At 0.49, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ORCL and STK?
As of 2026-08-27, the correlation of weekly returns between ORCL and STK is 0.49 over 3 years, 0.55 over 1 year and 0.49 over 5 years.
Is STK a good diversifier for ORCL?
A fair diversifier. At 0.49, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.49 mean?
On the −1 to +1 scale, 0.49 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/orcl-vs-stk.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/orcl-vs-stk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ORCL correlations · STK correlations
