LUNG vs VXX: Correlation
How closely do Pulmonx Corporation (LUNG) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) trade together? Their weekly returns over three years give a correlation of -0.27, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are LUNG and VXX?
Across a 3-year window, the weekly returns of LUNG and VXX correlate at -0.27, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.24 over 1 year against -0.27 over 3. Stretching to 5 years gives -0.26, with an annualized covariance of -1475.2 %².
VXX is close to the least connected end of LUNG's tracked universe, ranking #9 of 10. Correlation aside, the last 12 months split them widely, with LUNG ahead by 79.8 points (+30.1% versus -49.7%).
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.
LUNG vs VXX: side by side
| LUNG (Pulmonx Corporation) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | +30.1% | -49.7% |
| 5-year return | -93.8% | -95.6% |
| Volatility (ann.) | 88.5% | 60.9% |
| Beta vs S&P 500 | 1.56 | -3.31 |
| Max drawdown (3Y) | -92.0% | -83.3% |
| Market cap | $0.1B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | LUNG | VXX |
|---|---|---|
| 2022 | -73.7% | -23.8% |
| 2023 | +51.2% | -72.5% |
| 2024 | -46.7% | -26.2% |
| 2025 | -67.5% | -42.2% |
| 2026 | +9.5% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are LUNG and VXX good diversifiers for each other?
By historical standards, yes. A correlation of -0.27 means the two rarely move for the same reasons.
FAQ
What is the correlation between LUNG and VXX?
Using weekly returns as of 2026-08-27: -0.27 over 3 years, with -0.24 over the last year and -0.26 over 5 years.
Is VXX a good diversifier for LUNG?
By historical standards, yes. A correlation of -0.27 means the two rarely move for the same reasons.
What does a correlation of -0.27 mean?
A reading of -0.27 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/lung-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/lung-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: LUNG correlations · VXX correlations
