RSP vs SIRI: Correlation
Invesco S&P 500 Equal Weight ETF (RSP) and SiriusXM Holdings Inc. (SIRI) show a moderate relationship: their 3-year correlation of weekly returns is 0.47.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RSP and SIRI?
Across a 3-year window, the weekly returns of RSP and SIRI correlate at 0.47, moderate. The relationship has been stable: the 1-year correlation (0.53) sits close to the 3-year figure. Stretching to 5 years gives 0.42, with an annualized covariance of 292.2 %².
Within RSP's tracked universe of 250 assets, SIRI comes in at #218 by 3-year correlation. The trailing year gives SIRI the advantage: +19.2% versus +25.9%, a 6.7-point spread. Note the risk asymmetry: SIRI runs 3.5 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.
RSP vs SIRI: side by side
| RSP (Invesco S&P 500 Equal Weight ETF) | SIRI (SiriusXM Holdings Inc.) | |
|---|---|---|
| 1-year return | +19.2% | +25.9% |
| 5-year return | +53.9% | -45.1% |
| Volatility (ann.) | 13.2% | 46.6% |
| Beta vs S&P 500 | 0.77 | 1.30 |
| Max drawdown (3Y) | -17.8% | -64.5% |
| Market cap | – | $9.6B |
| P/E (trailing) | – | 11.4 |
| Dividend yield | 1.49% | 3.79% |
| Expense ratio | 0.20% | – |
| Assets under management | $97.3B | – |
| Sector / category | ETF · US Large Cap | US Listed |
RSP, Invesco's Large Blend fund, carries $97.3B under management, 505 holdings, a 0.20% expense ratio, a 1.49% trailing dividend yield.
Year-by-year returns
| Year | RSP | SIRI |
|---|---|---|
| 2022 | -11.6% | -3.2% |
| 2023 | +13.7% | -4.3% |
| 2024 | +12.8% | -56.9% |
| 2025 | +11.2% | -8.0% |
| 2026 | +16.5% | +47.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RSP and SIRI good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.47 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between RSP and SIRI?
Using weekly returns as of 2026-08-27: 0.47 over 3 years, with 0.53 over the last year and 0.42 over 5 years.
Is SIRI a good diversifier for RSP?
Yes, to a useful degree: a correlation of 0.47 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.47 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/rsp-vs-siri.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/rsp-vs-siri/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: RSP correlations · SIRI correlations
