SNPS vs STK: Correlation
Measured on weekly returns over the past three years, Synopsys (SNPS) and Columbia Seligman Premium Technology Growth Fund Inc (STK) carry a correlation of 0.53, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SNPS and STK?
On 3 years of weekly data the SNPS/STK correlation comes out at 0.53, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.39 versus 0.53 over 3 years. The 5-year figure is 0.59, and annualized covariance runs at 593.6 %².
Within SNPS's tracked universe of 33 assets, STK comes in at #15 by 3-year correlation. Correlation aside, the last 12 months split them widely, with STK ahead by 99.7 points (-22.9% versus +76.8%). Note the risk asymmetry: SNPS runs 1.6 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.
SNPS vs STK: side by side
| SNPS (Synopsys) | STK (Columbia Seligman Premium Technology Growth Fund Inc) | |
|---|---|---|
| 1-year return | -22.9% | +76.8% |
| 5-year return | +39.1% | +153.2% |
| Volatility (ann.) | 42.2% | 26.4% |
| Beta vs S&P 500 | 1.57 | 1.51 |
| Max drawdown (3Y) | -42.3% | -26.6% |
| Market cap | $89.1B | – |
| P/E (trailing) | 71.4 | 5.9 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | SNPS | STK |
|---|---|---|
| 2022 | -13.4% | -30.4% |
| 2023 | +61.3% | +49.2% |
| 2024 | -5.7% | +17.7% |
| 2025 | -3.2% | +24.9% |
| 2026 | -1.0% | +47.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SNPS and STK good diversifiers for each other?
Only partially. A correlation of 0.53 means SNPS and STK share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between SNPS and STK?
Using weekly returns as of 2026-08-27: 0.53 over 3 years, with 0.39 over the last year and 0.59 over 5 years.
Is STK a good diversifier for SNPS?
Only partially. A correlation of 0.53 means SNPS and STK share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.53 mean?
A reading of 0.53 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
$ curl https://www.pairbook.io/api/v1/pairs/snps-vs-stk.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/snps-vs-stk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: SNPS correlations · STK correlations
