ATKR vs GFF: Correlation
Atkore Inc. (ATKR) and Griffon Corporation (GFF) 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 ATKR and GFF?
Across a 3-year window, the weekly returns of ATKR and GFF correlate at 0.58, moderate. Recent behaviour matches the longer record: 0.61 over 1 year against 0.58 over 3. Stretching to 5 years gives 0.57, with an annualized covariance of 1043.8 %².
GFF is one of the assets that tracks ATKR most closely: it ranks #3 out of the 13 assets we track against ATKR. The last year tells two different stories: ATKR led by 31.5 percentage points, +59.9% for ATKR against +28.4% for GFF.
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.
ATKR vs GFF: side by side
| ATKR (Atkore Inc.) | GFF (Griffon Corporation) | |
|---|---|---|
| 1-year return | +59.9% | +28.4% |
| 5-year return | +5.7% | +396.8% |
| Volatility (ann.) | 46.4% | 38.7% |
| Beta vs S&P 500 | 1.37 | 1.14 |
| Max drawdown (3Y) | -72.8% | -27.9% |
| Market cap | $3.2B | $4.5B |
| P/E (trailing) | – | 21.1 |
| Dividend yield | 1.41% | 0.83% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ATKR | GFF |
|---|---|---|
| 2022 | +2.0% | +36.9% |
| 2023 | +41.1% | +84.0% |
| 2024 | -47.3% | +18.0% |
| 2025 | -22.7% | +4.4% |
| 2026 | +50.0% | +35.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATKR and GFF 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 ATKR and GFF?
The ATKR/GFF correlation stands at 0.58 on a 3-year window (1 year: 0.61, 5 years: 0.57), computed from weekly returns as of 2026-08-27.
Is GFF a good diversifier for ATKR?
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?
A reading of 0.58 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/atkr-vs-gff.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/atkr-vs-gff/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ATKR correlations · GFF correlations
