SPY vs VCYT: Correlation
SPDR S&P 500 ETF Trust (SPY) and Veracyte, Inc. (VCYT) show a moderate relationship: their 3-year correlation of weekly returns is 0.37.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SPY and VCYT?
On 3 years of weekly data the SPY/VCYT correlation comes out at 0.37, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.12 versus 0.37 over 3 years. The 5-year figure is 0.46, and annualized covariance runs at 285.3 %².
Within SPY's tracked universe of 4755 assets, VCYT comes in at #1505 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months VCYT outperformed by 37.6 percentage points (+20.6% for SPY against +58.2% for VCYT). Risk is not evenly split, since VCYT carries 3.7 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.
SPY vs VCYT: side by side
| SPY (SPDR S&P 500 ETF Trust) | VCYT (Veracyte, Inc.) | |
|---|---|---|
| 1-year return | +20.6% | +58.2% |
| 5-year return | +82.4% | -7.1% |
| Volatility (ann.) | 14.5% | 53.3% |
| Beta vs S&P 500 | 1.00 | 1.37 |
| Max drawdown (3Y) | -18.8% | -50.1% |
| Market cap | – | $3.6B |
| P/E (trailing) | – | 31.6 |
| Dividend yield | 1.01% | 0.00% |
| Expense ratio | 0.09% | – |
| Assets under management | $795.3B | – |
| Sector / category | ETF · US Large Cap | US Listed |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | SPY | VCYT |
|---|---|---|
| 2022 | -18.2% | -42.4% |
| 2023 | +26.2% | +15.9% |
| 2024 | +24.9% | +43.9% |
| 2025 | +17.7% | +6.3% |
| 2026 | +13.7% | +7.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SPY and VCYT good diversifiers for each other?
Reasonably. At 0.37, SPY and VCYT keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between SPY and VCYT?
As of 2026-08-27, the correlation of weekly returns between SPY and VCYT is 0.37 over 3 years, 0.12 over 1 year and 0.46 over 5 years.
Is VCYT a good diversifier for SPY?
Reasonably. At 0.37, SPY and VCYT keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.37 mean?
On the −1 to +1 scale, 0.37 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/spy-vs-vcyt.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/spy-vs-vcyt/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: SPY correlations · VCYT correlations
