RSP vs VTRS: Correlation
Invesco S&P 500 Equal Weight ETF (RSP) and Viatris (VTRS) show a moderate relationship: their 3-year correlation of weekly returns is 0.49.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RSP and VTRS?
Across a 3-year window, the weekly returns of RSP and VTRS correlate at 0.49, moderate. Little has changed lately, as the 1-year reading of 0.46 lands near the 3-year figure. Stretching to 5 years gives 0.50, with an annualized covariance of 210.4 %².
Within RSP's tracked universe of 250 assets, VTRS comes in at #203 by 3-year correlation. Correlation aside, the last 12 months split them widely, with VTRS ahead by 48.6 points (+19.2% versus +67.8%). The rolling one-year correlation moved between 0.34 and 0.67 over the past three years, a moderate range. Risk is not evenly split, since VTRS carries 2.5 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.
RSP vs VTRS: side by side
| RSP (Invesco S&P 500 Equal Weight ETF) | VTRS (Viatris) | |
|---|---|---|
| 1-year return | +19.2% | +67.8% |
| 5-year return | +53.9% | +44.6% |
| Volatility (ann.) | 13.2% | 32.8% |
| Beta vs S&P 500 | 0.77 | 0.79 |
| Max drawdown (3Y) | -17.8% | -45.0% |
| Market cap | – | $19.4B |
| P/E (trailing) | – | – |
| Dividend yield | 1.49% | 2.85% |
| Expense ratio | 0.20% | – |
| Assets under management | $97.3B | – |
| Sector / category | ETF · US Large Cap | Health Care |
On the fund side, RSP sits in the Large Blend category at Invesco, with $97.3B under management, 505 holdings, a 0.20% expense ratio, a 1.49% trailing dividend yield.
Year-by-year returns
| Year | RSP | VTRS |
|---|---|---|
| 2022 | -11.6% | -14.3% |
| 2023 | +13.7% | +2.1% |
| 2024 | +12.8% | +19.7% |
| 2025 | +11.2% | +5.1% |
| 2026 | +16.5% | +38.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
VTRS represents 0.2% of RSP's portfolio, so part of any move in RSP is VTRS itself, and the correlation between them is partly mechanical.
Are RSP and VTRS good diversifiers for each other?
Reasonably. At 0.49, RSP and VTRS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between RSP and VTRS?
Using weekly returns as of 2026-08-27: 0.49 over 3 years, with 0.46 over the last year and 0.50 over 5 years.
Is VTRS a good diversifier for RSP?
Reasonably. At 0.49, RSP and VTRS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.49 mean?
A reading of 0.49 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/rsp-vs-vtrs.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/rsp-vs-vtrs/)
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Related comparisons
Hubs: RSP correlations · VTRS correlations
