CMCSA vs SPYV: Correlation
Measured on weekly returns over the past three years, Comcast (CMCSA) and SPDR Portfolio S&P 500 Value ETF (SPYV) carry a correlation of 0.47, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CMCSA and SPYV?
Across a 3-year window, the weekly returns of CMCSA and SPYV correlate at 0.47, moderate. The link has loosened recently: the 1-year correlation (0.32) runs below the 3-year figure (0.47). Stretching to 5 years gives 0.52, with an annualized covariance of 134.6 %².
Within CMCSA's tracked universe of 39 assets, SPYV comes in at #11 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months SPYV outperformed by 31.1 percentage points (-12.6% for CMCSA against +18.5% for SPYV). On a rolling one-year basis the correlation drifted between 0.32 and 0.75, a moderate band. One caveat on sizing: CMCSA is 2.0 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.
CMCSA vs SPYV: side by side
| CMCSA (Comcast) | SPYV (SPDR Portfolio S&P 500 Value ETF) | |
|---|---|---|
| 1-year return | -12.6% | +18.5% |
| 5-year return | -44.5% | +73.5% |
| Volatility (ann.) | 23.8% | 12.1% |
| Beta vs S&P 500 | 0.48 | 0.70 |
| Max drawdown (3Y) | -44.9% | -17.5% |
| Market cap | $93.7B | – |
| P/E (trailing) | 8.7 | – |
| Dividend yield | 4.85% | 1.69% |
| Expense ratio | – | 0.04% |
| Assets under management | – | $36.2B |
| Sector / category | Communication Services | ETF · US Style |
SPYV, State Street Investment Management's Large Value fund, carries $36.2B under management, 438 holdings, a 0.04% expense ratio, a 1.69% trailing dividend yield.
Year-by-year returns
| Year | CMCSA | SPYV |
|---|---|---|
| 2022 | -28.7% | -5.3% |
| 2023 | +29.1% | +22.2% |
| 2024 | -11.8% | +12.2% |
| 2025 | -17.3% | +13.2% |
| 2026 | -2.2% | +12.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
Keep in mind that SPYV holds CMCSA at a 0.32% weight, which makes a slice of this correlation mechanical rather than coincidental.
Are CMCSA and SPYV good diversifiers for each other?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between CMCSA and SPYV?
Using weekly returns as of 2026-08-27: 0.47 over 3 years, with 0.32 over the last year and 0.52 over 5 years.
Is SPYV a good diversifier for CMCSA?
A fair diversifier. At 0.47, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.47 mean?
A reading of 0.47 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/cmcsa-vs-spyv.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cmcsa-vs-spyv/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CMCSA correlations · SPYV correlations
