CMCSA vs PSKY: Correlation
Measured on weekly returns over the past three years, Comcast (CMCSA) and Paramount Skydance Corporation (PSKY) carry a correlation of 0.35, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CMCSA and PSKY?
Over the past 3 years, CMCSA and PSKY moved with a correlation of 0.35, which is moderate. The link has loosened recently: the 1-year correlation (0.19) runs below the 3-year figure (0.35). Over 5 years the correlation is 0.44, and the annualized covariance of weekly returns is 452.6 %².
Among the 39 assets we track against CMCSA, PSKY ranks #24 by 3-year correlation. Over the last 12 months CMCSA came out ahead by 13.3 percentage points (-12.6% against -25.9%). This link changes with the market regime, having swung between 0.15 and 0.68 on a rolling one-year basis. Note the risk asymmetry: PSKY runs 2.3 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.
CMCSA vs PSKY: side by side
| CMCSA (Comcast) | PSKY (Paramount Skydance Corporation) | |
|---|---|---|
| 1-year return | -12.6% | -25.9% |
| 5-year return | -44.5% | -69.8% |
| Volatility (ann.) | 23.8% | 54.4% |
| Beta vs S&P 500 | 0.48 | 0.92 |
| Max drawdown (3Y) | -44.9% | -59.9% |
| Market cap | $93.7B | $12.1B |
| P/E (trailing) | 8.7 | 360.0 |
| Dividend yield | 4.85% | 1.86% |
| Sector / category | Communication Services | Communication Services |
Year-by-year returns
| Year | CMCSA | PSKY |
|---|---|---|
| 2022 | -28.7% | -41.8% |
| 2023 | +29.1% | -10.4% |
| 2024 | -11.8% | -28.0% |
| 2025 | -17.3% | +30.0% |
| 2026 | -2.2% | -18.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CMCSA and PSKY good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.35 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between CMCSA and PSKY?
Using weekly returns as of 2026-08-27: 0.35 over 3 years, with 0.19 over the last year and 0.44 over 5 years.
Is PSKY a good diversifier for CMCSA?
Yes, to a useful degree: a correlation of 0.35 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.35 mean?
A reading of 0.35 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-psky.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cmcsa-vs-psky/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CMCSA correlations · PSKY correlations
