BA vs EOS: Correlation
Measured on weekly returns over the past three years, Boeing (BA) and Eaton Vance Enhance Equity Income Fund II (EOS) carry a correlation of 0.57, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BA and EOS?
On 3 years of weekly data the BA/EOS correlation comes out at 0.57, moderate. Little has changed lately, as the 1-year reading of 0.53 lands near the 3-year figure. The 5-year figure is 0.53, and annualized covariance runs at 397.1 %².
By 3-year correlation, EOS places #7 of the 37 assets tracked against BA. On 12-month performance EOS holds a 9.0-point edge, -10.9% against -1.9%. Risk is not evenly split, since BA carries 1.9 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.
BA vs EOS: side by side
| BA (Boeing) | EOS (Eaton Vance Enhance Equity Income Fund II) | |
|---|---|---|
| 1-year return | -10.9% | -1.9% |
| 5-year return | -3.6% | +30.9% |
| Volatility (ann.) | 36.4% | 19.2% |
| Beta vs S&P 500 | 1.43 | 1.17 |
| Max drawdown (3Y) | -48.3% | -24.3% |
| Market cap | $165.9B | $1.2B |
| P/E (trailing) | 76.3 | 7.2 |
| Dividend yield | 0.00% | 8.51% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | BA | EOS |
|---|---|---|
| 2022 | -5.4% | -26.5% |
| 2023 | +36.8% | +22.6% |
| 2024 | -32.1% | +38.7% |
| 2025 | +22.7% | +5.8% |
| 2026 | -3.3% | -2.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BA and EOS good diversifiers for each other?
Only partially. A correlation of 0.57 means BA and EOS share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between BA and EOS?
The BA/EOS correlation stands at 0.57 on a 3-year window (1 year: 0.53, 5 years: 0.53), computed from weekly returns as of 2026-08-27.
Is EOS a good diversifier for BA?
Only partially. A correlation of 0.57 means BA and EOS share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.57 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/ba-vs-eos.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ba-vs-eos/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BA correlations · EOS correlations
