SMTC vs VTI: Correlation
How closely do Semtech Corporation (SMTC) and Vanguard Total Stock Market ETF (VTI) trade together? Their weekly returns over three years give a correlation of 0.49, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SMTC and VTI?
On 3 years of weekly data the SMTC/VTI correlation comes out at 0.49, moderate. The link has tightened recently: the 1-year correlation (0.61) runs above the 3-year figure (0.49). The 5-year figure is 0.49, and annualized covariance runs at 491.9 %².
Within SMTC's tracked universe of 10 assets, VTI comes in at #5 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months SMTC outperformed by 124.3 percentage points (+145.0% for SMTC against +20.7% for VTI). Note the risk asymmetry: SMTC runs 4.7 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.
SMTC vs VTI: side by side
| SMTC (Semtech Corporation) | VTI (Vanguard Total Stock Market ETF) | |
|---|---|---|
| 1-year return | +145.0% | +20.7% |
| 5-year return | +103.9% | +74.8% |
| Volatility (ann.) | 68.2% | 14.6% |
| Beta vs S&P 500 | 2.23 | 1.01 |
| Max drawdown (3Y) | -68.5% | -19.3% |
| Market cap | $13.3B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 1.06% |
| Expense ratio | – | 0.03% |
| Assets under management | – | $2,290.0B |
| Sector / category | US Listed | 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 | SMTC | VTI |
|---|---|---|
| 2022 | -67.7% | -19.5% |
| 2023 | -23.6% | +26.0% |
| 2024 | +182.3% | +23.8% |
| 2025 | +19.1% | +17.1% |
| 2026 | +93.3% | +14.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SMTC and VTI good diversifiers for each other?
Reasonably. At 0.49, SMTC and VTI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between SMTC and VTI?
The SMTC/VTI correlation stands at 0.49 on a 3-year window (1 year: 0.61, 5 years: 0.49), computed from weekly returns as of 2026-08-27.
Is VTI a good diversifier for SMTC?
Reasonably. At 0.49, SMTC and VTI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.49 mean?
On the −1 to +1 scale, 0.49 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/smtc-vs-vti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/smtc-vs-vti/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: SMTC correlations · VTI correlations
