HWM vs VTI: Correlation
How closely do Howmet Aerospace (HWM) and Vanguard Total Stock Market ETF (VTI) trade together? Their weekly returns over three years give a correlation of 0.57, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are HWM and VTI?
Across a 3-year window, the weekly returns of HWM and VTI correlate at 0.57, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.39 versus 0.57 over 3 years. Stretching to 5 years gives 0.60, with an annualized covariance of 266.3 %².
Among the 35 assets we track against HWM, VTI ranks #10 by 3-year correlation. Correlation aside, the last 12 months split them widely, with HWM ahead by 32.0 points (+52.7% versus +20.7%). The relationship is regime-dependent: the rolling one-year correlation swung between 0.28 and 0.79 over the past three years, so this pair behaves very differently depending on the market environment. One caveat on sizing: HWM is 2.2 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.
HWM vs VTI: side by side
| HWM (Howmet Aerospace) | VTI (Vanguard Total Stock Market ETF) | |
|---|---|---|
| 1-year return | +52.7% | +20.7% |
| 5-year return | +754.4% | +74.8% |
| Volatility (ann.) | 32.1% | 14.6% |
| Beta vs S&P 500 | 1.24 | 1.01 |
| Max drawdown (3Y) | -19.4% | -19.3% |
| Market cap | $106.7B | – |
| P/E (trailing) | 58.2 | – |
| Dividend yield | 0.18% | 1.06% |
| Expense ratio | – | 0.03% |
| Assets under management | – | $2,290.0B |
| Sector / category | Industrials | ETF · US Large Cap |
VTI, Vanguard's Large Blend fund, carries $2,290.0B under management, 3140 holdings, a 0.03% expense ratio, a 1.06% trailing dividend yield.
Year-by-year returns
| Year | HWM | VTI |
|---|---|---|
| 2022 | +24.2% | -19.5% |
| 2023 | +37.8% | +26.0% |
| 2024 | +102.7% | +23.8% |
| 2025 | +88.0% | +17.1% |
| 2026 | +30.7% | +14.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
HWM represents 0.16% of VTI's portfolio, so part of any move in VTI is HWM itself, and the correlation between them is partly mechanical.
Are HWM and VTI good diversifiers for each other?
To a limited degree. At 0.57 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between HWM and VTI?
As of 2026-08-27, the correlation of weekly returns between HWM and VTI is 0.57 over 3 years, 0.39 over 1 year and 0.60 over 5 years.
Is VTI a good diversifier for HWM?
To a limited degree. At 0.57 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.57 mean?
On the −1 to +1 scale, 0.57 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/hwm-vs-vti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/hwm-vs-vti/)
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Related comparisons
Hubs: HWM correlations · VTI correlations
