PTC vs SEB: Correlation
PTC Inc. (PTC) and Seaboard Corporation (SEB) show a negative relationship: their 3-year correlation of weekly returns is -0.18.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PTC and SEB?
On 3 years of weekly data the PTC/SEB correlation comes out at -0.18, negative, meaning they tend to move in opposite directions. The past 12 months show a weaker link (-0.37) than the 3-year average (-0.18). The 5-year figure is -0.02, and annualized covariance runs at -171.5 %².
Within PTC's tracked universe of 32 assets, SEB comes in at #23 by 3-year correlation. The last year tells two different stories: SEB led by 31.4 percentage points, -26.6% for PTC against +4.8% for SEB.
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.
PTC vs SEB: side by side
| PTC (PTC Inc.) | SEB (Seaboard Corporation) | |
|---|---|---|
| 1-year return | -26.6% | +4.8% |
| 5-year return | +20.0% | -4.5% |
| Volatility (ann.) | 28.8% | 32.8% |
| Beta vs S&P 500 | 1.02 | -0.07 |
| Max drawdown (3Y) | -48.1% | -37.7% |
| Market cap | $17.2B | $3.8B |
| P/E (trailing) | 14.7 | 6.0 |
| Dividend yield | 0.00% | 0.22% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | PTC | SEB |
|---|---|---|
| 2022 | -0.9% | -3.8% |
| 2023 | +45.8% | -5.2% |
| 2024 | +5.1% | -31.7% |
| 2025 | -5.3% | +83.5% |
| 2026 | -8.8% | -11.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PTC and SEB good diversifiers for each other?
Yes. With a correlation of -0.18, PTC and SEB have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between PTC and SEB?
The PTC/SEB correlation stands at -0.18 on a 3-year window (1 year: -0.37, 5 years: -0.02), computed from weekly returns as of 2026-08-27.
Is SEB a good diversifier for PTC?
Yes. With a correlation of -0.18, PTC and SEB have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.18 mean?
On the −1 to +1 scale, -0.18 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/ptc-vs-seb.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ptc-vs-seb/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PTC correlations · SEB correlations
