DDD vs SSYS: Correlation
3D Systems Corporation (DDD) and Stratasys, Ltd. (SSYS) show a moderate relationship: their 3-year correlation of weekly returns is 0.58.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DDD and SSYS?
Across a 3-year window, the weekly returns of DDD and SSYS correlate at 0.58, moderate. The relationship has been stable: the 1-year correlation (0.65) sits close to the 3-year figure. Stretching to 5 years gives 0.58, with an annualized covariance of 2587.7 %².
In DDD's tracked universe of 12 assets, SSYS sits right near the top at #1. Correlation aside, the last 12 months split them widely, with DDD ahead by 61.7 points (+34.0% versus -27.7%). One caveat on sizing: DDD is 1.7 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.
DDD vs SSYS: side by side
| DDD (3D Systems Corporation) | SSYS (Stratasys, Ltd.) | |
|---|---|---|
| 1-year return | +34.0% | -27.7% |
| 5-year return | -88.6% | -61.1% |
| Volatility (ann.) | 88.0% | 50.7% |
| Beta vs S&P 500 | 2.29 | 1.38 |
| Max drawdown (3Y) | -79.8% | -58.4% |
| Market cap | $0.6B | $0.7B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | DDD | SSYS |
|---|---|---|
| 2022 | -65.6% | -51.6% |
| 2023 | -14.2% | +20.4% |
| 2024 | -48.3% | -37.7% |
| 2025 | -46.0% | -2.4% |
| 2026 | +93.8% | -8.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DDD and SSYS good diversifiers for each other?
To a limited degree. At 0.58 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between DDD and SSYS?
The DDD/SSYS correlation stands at 0.58 on a 3-year window (1 year: 0.65, 5 years: 0.58), computed from weekly returns as of 2026-08-27.
Is SSYS a good diversifier for DDD?
To a limited degree. At 0.58 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.58 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ddd-vs-ssys.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ddd-vs-ssys/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: DDD correlations · SSYS correlations
