EXR vs VIRC: Correlation
How closely do Extra Space Storage (EXR) and Virco Manufacturing Corporation (VIRC) trade together? Their weekly returns over three years give a correlation of 0.36, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EXR and VIRC?
On 3 years of weekly data the EXR/VIRC correlation comes out at 0.36, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.15 versus 0.36 over 3 years. The 5-year figure is 0.29, and annualized covariance runs at 570.7 %².
Among the 33 assets we track against EXR, VIRC ranks #20 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months EXR outperformed by 35.4 percentage points (+5.6% for EXR against -29.8% for VIRC). One caveat on sizing: VIRC is 2.3 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.
EXR vs VIRC: side by side
| EXR (Extra Space Storage) | VIRC (Virco Manufacturing Corporation) | |
|---|---|---|
| 1-year return | +5.6% | -29.8% |
| 5-year return | -6.1% | +64.8% |
| Volatility (ann.) | 26.0% | 60.8% |
| Beta vs S&P 500 | 0.68 | 1.09 |
| Max drawdown (3Y) | -29.4% | -69.5% |
| Market cap | $31.5B | $0.1B |
| P/E (trailing) | 31.6 | – |
| Dividend yield | 4.50% | 1.65% |
| Sector / category | Real Estate | US Listed |
Year-by-year returns
| Year | EXR | VIRC |
|---|---|---|
| 2022 | -32.8% | +50.2% |
| 2023 | +13.9% | +166.6% |
| 2024 | -2.8% | -14.2% |
| 2025 | -8.9% | -36.9% |
| 2026 | +12.1% | -5.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EXR and VIRC good diversifiers for each other?
Reasonably. At 0.36, EXR and VIRC keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between EXR and VIRC?
Using weekly returns as of 2026-08-27: 0.36 over 3 years, with 0.15 over the last year and 0.29 over 5 years.
Is VIRC a good diversifier for EXR?
Reasonably. At 0.36, EXR and VIRC keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.36 mean?
On the −1 to +1 scale, 0.36 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/exr-vs-virc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/exr-vs-virc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EXR correlations · VIRC correlations
