GFAI vs PDYN: Correlation
Measured on weekly returns over the past three years, Guardforce AI Co., Limited (GFAI) and Palladyne AI Corp. (PDYN) carry a correlation of 0.47, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GFAI and PDYN?
Across a 3-year window, the weekly returns of GFAI and PDYN correlate at 0.47, moderate. The link has loosened recently: the 1-year correlation (0.31) runs below the 3-year figure (0.47). Stretching to 5 years gives 0.28, with an annualized covariance of 8082.2 %².
Within GFAI's tracked universe of 10 assets, PDYN comes in at #5 by 3-year correlation. The last year tells two different stories: PDYN led by 46.8 percentage points, -68.7% for GFAI against -21.9% for PDYN. Note the risk asymmetry: PDYN runs 2.4 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.
GFAI vs PDYN: side by side
| GFAI (Guardforce AI Co., Limited) | PDYN (Palladyne AI Corp.) | |
|---|---|---|
| 1-year return | -68.7% | -21.9% |
| 5-year return | -99.8% | -88.8% |
| Volatility (ann.) | 84.4% | 204.5% |
| Beta vs S&P 500 | 2.19 | 3.45 |
| Max drawdown (3Y) | -93.9% | -68.8% |
| Market cap | – | $0.3B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GFAI | PDYN |
|---|---|---|
| 2022 | -88.2% | -94.4% |
| 2023 | -34.6% | -78.6% |
| 2024 | -56.9% | +1601.8% |
| 2025 | -61.0% | -65.3% |
| 2026 | -33.2% | +43.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GFAI and PDYN good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.47 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between GFAI and PDYN?
The GFAI/PDYN correlation stands at 0.47 on a 3-year window (1 year: 0.31, 5 years: 0.28), computed from weekly returns as of 2026-08-27.
Is PDYN a good diversifier for GFAI?
Yes, to a useful degree: a correlation of 0.47 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.47 mean?
On the −1 to +1 scale, 0.47 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/gfai-vs-pdyn.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/gfai-vs-pdyn/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: GFAI correlations · PDYN correlations
