QSI vs VXX: Correlation
Measured on weekly returns over the past three years, Quantum-Si Incorporated (QSI) and iPath Series B S&P 500 VIX Short-Term Futures ETN (VXX) carry a correlation of -0.25, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QSI and VXX?
On 3 years of weekly data the QSI/VXX correlation comes out at -0.25, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.35 lands near the 3-year figure. The 5-year figure is -0.26, and annualized covariance runs at -2289.4 %².
Out of 25 assets tracked against QSI, VXX lands near the bottom at #24. The last year tells two different stories: QSI led by 18.9 percentage points, -30.8% for QSI against -49.7% for VXX. Note the risk asymmetry: QSI runs 2.5 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
QSI vs VXX: side by side
| QSI (Quantum-Si Incorporated) | VXX (iPath Series B S&P 500 VIX Short-Term Futures ETN) | |
|---|---|---|
| 1-year return | -30.8% | -49.7% |
| 5-year return | -91.5% | -95.6% |
| Volatility (ann.) | 152.9% | 60.9% |
| Beta vs S&P 500 | 2.93 | -3.31 |
| Max drawdown (3Y) | -83.6% | -83.3% |
| Market cap | $0.2B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | QSI | VXX |
|---|---|---|
| 2022 | -76.7% | -23.8% |
| 2023 | +9.8% | -72.5% |
| 2024 | +34.3% | -26.2% |
| 2025 | -59.3% | -42.2% |
| 2026 | -27.0% | -31.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QSI and VXX good diversifiers for each other?
Yes: at -0.25, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between QSI and VXX?
The QSI/VXX correlation stands at -0.25 on a 3-year window (1 year: -0.35, 5 years: -0.26), computed from weekly returns as of 2026-08-27.
Is VXX a good diversifier for QSI?
Yes: at -0.25, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.25 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/qsi-vs-vxx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qsi-vs-vxx/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: QSI correlations · VXX correlations
