STX vs VXZ: Correlation
Seagate Technology (STX) and iPath Series B S&P 500 VIX Mid-Term Futures ETN (VXZ) show a negative relationship: their 3-year correlation of weekly returns is -0.42.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are STX and VXZ?
Across a 3-year window, the weekly returns of STX and VXZ correlate at -0.42, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.32) sits close to the 3-year figure. Stretching to 5 years gives -0.40, with an annualized covariance of -548.9 %².
VXZ is close to the least connected end of STX's tracked universe, ranking #35 of 37. Correlation aside, the last 12 months split them widely, with STX ahead by 426.9 points (+410.8% versus -16.1%). Risk is not evenly split, since STX carries 2.0 times the volatility of the other side.
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.
STX vs VXZ: side by side
| STX (Seagate Technology) | VXZ (iPath Series B S&P 500 VIX Mid-Term Futures ETN) | |
|---|---|---|
| 1-year return | +410.8% | -16.1% |
| 5-year return | +1032.5% | -53.1% |
| Volatility (ann.) | 51.3% | 25.6% |
| Beta vs S&P 500 | 1.97 | -1.31 |
| Max drawdown (3Y) | -40.0% | -36.4% |
| Market cap | $192.0B | – |
| P/E (trailing) | 61.0 | – |
| Dividend yield | 0.35% | – |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | STX | VXZ |
|---|---|---|
| 2022 | -51.4% | +0.5% |
| 2023 | +69.1% | -44.0% |
| 2024 | +4.1% | -12.7% |
| 2025 | +225.3% | +5.7% |
| 2026 | +208.4% | -10.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are STX and VXZ good diversifiers for each other?
Yes. With a correlation of -0.42, STX and VXZ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between STX and VXZ?
As of 2026-08-27, the correlation of weekly returns between STX and VXZ is -0.42 over 3 years, -0.32 over 1 year and -0.40 over 5 years.
Is VXZ a good diversifier for STX?
Yes. With a correlation of -0.42, STX and VXZ have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.42 mean?
On the −1 to +1 scale, -0.42 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/stx-vs-vxz.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/stx-vs-vxz/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: STX correlations · VXZ correlations
