AAT vs DEA: Correlation
American Assets Trust, Inc. (AAT) and Easterly Government Properties, Inc. (DEA) show a strong relationship: their 3-year correlation of weekly returns is 0.68.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AAT and DEA?
Across a 3-year window, the weekly returns of AAT and DEA correlate at 0.68, strong. Recent behaviour matches the longer record: 0.59 over 1 year against 0.68 over 3. Stretching to 5 years gives 0.64, with an annualized covariance of 465.8 %².
Within AAT's tracked universe of 24 assets, DEA comes in at #10 by 3-year correlation. Neither side won the trailing year by much: +16.2% against +15.2%.
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.
AAT vs DEA: side by side
| AAT (American Assets Trust, Inc.) | DEA (Easterly Government Properties, Inc.) | |
|---|---|---|
| 1-year return | +16.2% | +15.2% |
| 5-year return | -24.9% | -33.0% |
| Volatility (ann.) | 26.7% | 25.9% |
| Beta vs S&P 500 | 0.74 | 0.47 |
| Max drawdown (3Y) | -38.0% | -42.2% |
| Market cap | $1.7B | $1.2B |
| P/E (trailing) | 75.0 | 129.4 |
| Dividend yield | 5.98% | 7.27% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AAT | DEA |
|---|---|---|
| 2022 | -26.4% | -34.0% |
| 2023 | -9.6% | +1.8% |
| 2024 | +23.3% | -7.9% |
| 2025 | -23.0% | -18.6% |
| 2026 | +22.7% | +22.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AAT and DEA good diversifiers for each other?
To a limited degree. At 0.68 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 AAT and DEA?
The AAT/DEA correlation stands at 0.68 on a 3-year window (1 year: 0.59, 5 years: 0.64), computed from weekly returns as of 2026-08-27.
Is DEA a good diversifier for AAT?
To a limited degree. At 0.68 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 0.68 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/aat-vs-dea.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/aat-vs-dea/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: AAT correlations · DEA correlations
