PDM vs VXX: Correlation
Measured on weekly returns over the past three years, Piedmont Realty Trust, Inc. (PDM) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) carry a correlation of -0.46, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PDM and VXX?
Across a 3-year window, the weekly returns of PDM and VXX correlate at -0.46, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.37) sits close to the 3-year figure. Stretching to 5 years gives -0.46, with an annualized covariance of -998.9 %².
Out of 28 assets tracked against PDM, VXX lands near the bottom at #27. Their recent paths diverged sharply: over the last 12 months PDM outperformed by 65.7 percentage points (+16.0% for PDM against -49.7% for VXX). One caveat on sizing: VXX is 1.7 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.
PDM vs VXX: side by side
| PDM (Piedmont Realty Trust, Inc.) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | +16.0% | -49.7% |
| 5-year return | -29.9% | -95.6% |
| Volatility (ann.) | 35.3% | 60.9% |
| Beta vs S&P 500 | 0.95 | -3.31 |
| Max drawdown (3Y) | -46.4% | -83.3% |
| Market cap | $1.2B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | PDM | VXX |
|---|---|---|
| 2022 | -46.8% | -23.8% |
| 2023 | -14.8% | -72.5% |
| 2024 | +37.2% | -26.2% |
| 2025 | -7.3% | -42.2% |
| 2026 | +16.4% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PDM and VXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.46 means the two rarely move for the same reasons.
FAQ
What is the correlation between PDM and VXX?
Using weekly returns as of 2026-08-27: -0.46 over 3 years, with -0.37 over the last year and -0.46 over 5 years.
Is VXX a good diversifier for PDM?
By historical standards, yes. A correlation of -0.46 means the two rarely move for the same reasons.
What does a correlation of -0.46 mean?
A reading of -0.46 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/pdm-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/pdm-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: PDM correlations · VXX correlations
