EOS vs IVV: Correlation
Eaton Vance Enhance Equity Income Fund II (EOS) and iShares Core S&P 500 ETF (IVV) show a very strong relationship: their 3-year correlation of weekly returns is 0.89.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EOS and IVV?
Across a 3-year window, the weekly returns of EOS and IVV correlate at 0.89, very strong, meaning they move nearly in lockstep. Recent behaviour matches the longer record: 0.87 over 1 year against 0.89 over 3. Stretching to 5 years gives 0.90, with an annualized covariance of 246.7 %².
Few assets follow EOS as closely as IVV, which ranks #2 of 34 tracked partners. The last year tells two different stories: IVV led by 22.6 percentage points, -1.9% for EOS against +20.7% for IVV.
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.
EOS vs IVV: side by side
| EOS (Eaton Vance Enhance Equity Income Fund II) | IVV (iShares Core S&P 500 ETF) | |
|---|---|---|
| 1-year return | -1.9% | +20.7% |
| 5-year return | +30.9% | +83.0% |
| Volatility (ann.) | 19.2% | 14.5% |
| Beta vs S&P 500 | 1.17 | 1.00 |
| Max drawdown (3Y) | -24.3% | -18.8% |
| Market cap | $1.2B | – |
| P/E (trailing) | 7.2 | – |
| Dividend yield | 8.51% | 1.09% |
| Expense ratio | – | 0.03% |
| Assets under management | – | $869.2B |
| Sector / category | US Listed | ETF · US Large Cap |
IVV is a Large Blend fund from iShares: $869.2B under management, 503 holdings, a 0.03% expense ratio, a 1.09% trailing dividend yield.
Year-by-year returns
| Year | EOS | IVV |
|---|---|---|
| 2022 | -26.5% | -18.2% |
| 2023 | +22.6% | +26.3% |
| 2024 | +38.7% | +24.9% |
| 2025 | +5.8% | +17.8% |
| 2026 | -2.2% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EOS and IVV good diversifiers for each other?
No: a correlation of 0.89 means EOS and IVV tend to fall together, which is precisely when diversification is supposed to help.
FAQ
What is the correlation between EOS and IVV?
Using weekly returns as of 2026-08-27: 0.89 over 3 years, with 0.87 over the last year and 0.90 over 5 years.
Is IVV a good diversifier for EOS?
No: a correlation of 0.89 means EOS and IVV tend to fall together, which is precisely when diversification is supposed to help.
What does a correlation of 0.89 mean?
A reading of 0.89 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/eos-vs-ivv.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/eos-vs-ivv/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EOS correlations · IVV correlations
