AMBA vs VT: Correlation
How closely do Ambarella, Inc. (AMBA) and Vanguard Total World Stock ETF (VT) trade together? Their weekly returns over three years give a correlation of 0.52, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AMBA and VT?
On 3 years of weekly data the AMBA/VT correlation comes out at 0.52, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.34 versus 0.52 over 3 years. The 5-year figure is 0.58, and annualized covariance runs at 430.5 %².
By 3-year correlation, VT places #5 of the 10 assets tracked against AMBA. Correlation aside, the last 12 months split them widely, with VT ahead by 23.8 points (-1.1% versus +22.7%). Risk is not evenly split, since AMBA carries 4.3 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.
AMBA vs VT: side by side
| AMBA (Ambarella, Inc.) | VT (Vanguard Total World Stock ETF) | |
|---|---|---|
| 1-year return | -1.1% | +22.7% |
| 5-year return | -32.5% | +67.7% |
| Volatility (ann.) | 59.8% | 13.9% |
| Beta vs S&P 500 | 2.14 | 0.92 |
| Max drawdown (3Y) | -51.4% | -16.5% |
| Market cap | $3.1B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 1.59% |
| Expense ratio | – | 0.06% |
| Assets under management | – | $97.9B |
| Sector / category | US Listed | ETF · Global |
VT is a Global Large-Stock Blend fund from Vanguard: $97.9B under management, 5308 holdings, a 0.06% expense ratio, a 1.59% trailing dividend yield.
Year-by-year returns
| Year | AMBA | VT |
|---|---|---|
| 2022 | -59.5% | -18.0% |
| 2023 | -25.5% | +22.0% |
| 2024 | +18.7% | +16.5% |
| 2025 | -2.6% | +22.4% |
| 2026 | +0.5% | +15.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AMBA and VT good diversifiers for each other?
To a limited degree. At 0.52 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 AMBA and VT?
Using weekly returns as of 2026-08-27: 0.52 over 3 years, with 0.34 over the last year and 0.58 over 5 years.
Is VT a good diversifier for AMBA?
To a limited degree. At 0.52 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 0.52 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/amba-vs-vt.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/amba-vs-vt/)
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Related comparisons
Hubs: AMBA correlations · VT correlations
