MLKN vs SPY: Correlation
How closely do MillerKnoll, Inc. (MLKN) and SPDR S&P 500 ETF Trust (SPY) trade together? Their weekly returns over three years give a correlation of 0.36, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MLKN and SPY?
Over the past 3 years, MLKN and SPY moved with a correlation of 0.36, which is moderate. The relationship has been stable: the 1-year correlation (0.30) sits close to the 3-year figure. Over 5 years the correlation is 0.48, and the annualized covariance of weekly returns is 231.8 %².
Out of 10 assets tracked against MLKN, SPY lands near the bottom at #6. The trailing year gives SPY the advantage: +13.8% versus +20.6%, a 6.8-point spread. Note the risk asymmetry: MLKN runs 3.1 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.
MLKN vs SPY: side by side
| MLKN (MillerKnoll, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | +13.8% | +20.6% |
| 5-year return | -35.2% | +82.4% |
| Volatility (ann.) | 45.1% | 14.5% |
| Beta vs S&P 500 | 1.11 | 1.00 |
| Max drawdown (3Y) | -53.3% | -18.8% |
| Market cap | $1.6B | – |
| P/E (trailing) | 17.7 | – |
| Dividend yield | 3.21% | 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 | MLKN | SPY |
|---|---|---|
| 2022 | -44.9% | -18.2% |
| 2023 | +32.0% | +26.2% |
| 2024 | -13.0% | +24.9% |
| 2025 | -15.7% | +17.7% |
| 2026 | +31.2% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MLKN and SPY good diversifiers for each other?
Reasonably. At 0.36, MLKN and SPY keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between MLKN and SPY?
As of 2026-08-27, the correlation of weekly returns between MLKN and SPY is 0.36 over 3 years, 0.30 over 1 year and 0.48 over 5 years.
Is SPY a good diversifier for MLKN?
Reasonably. At 0.36, MLKN and SPY keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.36 mean?
On the −1 to +1 scale, 0.36 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
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Related comparisons
Hubs: MLKN correlations · SPY correlations
