AGX vs FIX: Correlation
Measured on weekly returns over the past three years, Argan, Inc. (AGX) and Comfort Systems USA (FIX) 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 AGX and FIX?
On 3 years of weekly data the AGX/FIX correlation comes out at 0.47, moderate. The relationship has been stable: the 1-year correlation (0.49) sits close to the 3-year figure. The 5-year figure is 0.45, and annualized covariance runs at 1246.7 %².
FIX is one of the assets that tracks AGX most closely: it ranks #1 out of the 11 assets we track against AGX. Their recent paths diverged sharply: over the last 12 months FIX outperformed by 24.3 percentage points (+103.7% for AGX against +128.0% for FIX).
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.
AGX vs FIX: side by side
| AGX (Argan, Inc.) | FIX (Comfort Systems USA) | |
|---|---|---|
| 1-year return | +103.7% | +128.0% |
| 5-year return | +1008.1% | +2077.9% |
| Volatility (ann.) | 55.9% | 47.4% |
| Beta vs S&P 500 | 0.92 | 1.74 |
| Max drawdown (3Y) | -43.7% | -46.0% |
| Market cap | $6.4B | $56.8B |
| P/E (trailing) | 40.4 | 39.8 |
| Dividend yield | 0.41% | 0.16% |
| Sector / category | US Listed | Industrials |
Year-by-year returns
| Year | AGX | FIX |
|---|---|---|
| 2022 | -2.0% | +17.0% |
| 2023 | +30.2% | +79.6% |
| 2024 | +198.3% | +106.9% |
| 2025 | +130.6% | +120.9% |
| 2026 | +47.2% | +73.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AGX and FIX good diversifiers for each other?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between AGX and FIX?
As of 2026-08-27, the correlation of weekly returns between AGX and FIX is 0.47 over 3 years, 0.49 over 1 year and 0.45 over 5 years.
Is FIX a good diversifier for AGX?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.47 mean?
A reading of 0.47 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/agx-vs-fix.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/agx-vs-fix/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AGX correlations · FIX correlations
