ACCO vs SPY: Correlation
Measured on weekly returns over the past three years, Acco Brands Corporation (ACCO) and SPDR S&P 500 ETF Trust (SPY) carry a correlation of 0.43, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ACCO and SPY?
Over the past 3 years, ACCO and SPY moved with a correlation of 0.43, which is moderate. Little has changed lately, as the 1-year reading of 0.40 lands near the 3-year figure. Over 5 years the correlation is 0.45, and the annualized covariance of weekly returns is 248.4 %².
By 3-year correlation, SPY places #15 of the 22 assets tracked against ACCO. Twelve-month performance is nearly a tie, at +17.8% for ACCO and +20.6% for SPY. Note the risk asymmetry: ACCO runs 2.8 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.
ACCO vs SPY: side by side
| ACCO (Acco Brands Corporation) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | +17.8% | +20.6% |
| 5-year return | -36.8% | +82.4% |
| Volatility (ann.) | 40.3% | 14.5% |
| Beta vs S&P 500 | 1.19 | 1.00 |
| Max drawdown (3Y) | -50.0% | -18.8% |
| Market cap | $0.4B | – |
| P/E (trailing) | 6.8 | – |
| Dividend yield | 7.16% | 1.01% |
| Expense ratio | – | 0.09% |
| Assets under management | – | $795.3B |
| Sector / category | US Listed | ETF · US Large Cap |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | ACCO | SPY |
|---|---|---|
| 2022 | -29.2% | -18.2% |
| 2023 | +15.3% | +26.2% |
| 2024 | -8.7% | +24.9% |
| 2025 | -23.1% | +17.7% |
| 2026 | +22.5% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ACCO and SPY good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.43 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between ACCO and SPY?
The ACCO/SPY correlation stands at 0.43 on a 3-year window (1 year: 0.40, 5 years: 0.45), computed from weekly returns as of 2026-08-27.
Is SPY a good diversifier for ACCO?
Yes, to a useful degree: a correlation of 0.43 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.43 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.
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Related comparisons
Hubs: ACCO correlations · SPY correlations
