BRKR vs SPY: Correlation
How closely do Bruker Corporation (BRKR) and SPDR S&P 500 ETF Trust (SPY) trade together? Their weekly returns over three years give a correlation of 0.34, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BRKR and SPY?
On 3 years of weekly data the BRKR/SPY correlation comes out at 0.34, moderate. Recent behaviour matches the longer record: 0.28 over 1 year against 0.34 over 3. The 5-year figure is 0.41, and annualized covariance runs at 245.2 %².
Among the 13 assets we track against BRKR, SPY sits near the bottom by co-movement, at rank #9. Correlation aside, the last 12 months split them widely, with BRKR ahead by 56.7 points (+77.3% versus +20.6%). One caveat on sizing: BRKR is 3.4 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
BRKR vs SPY: side by side
| BRKR (Bruker Corporation) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | +77.3% | +20.6% |
| 5-year return | -32.8% | +82.4% |
| Volatility (ann.) | 49.5% | 14.5% |
| Beta vs S&P 500 | 1.17 | 1.00 |
| Max drawdown (3Y) | -68.7% | -18.8% |
| Market cap | $9.0B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.35% | 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 | BRKR | SPY |
|---|---|---|
| 2022 | -18.3% | -18.2% |
| 2023 | +7.8% | +26.2% |
| 2024 | -20.0% | +24.9% |
| 2025 | -19.2% | +17.7% |
| 2026 | +26.1% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BRKR and SPY good diversifiers for each other?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between BRKR and SPY?
Using weekly returns as of 2026-08-27: 0.34 over 3 years, with 0.28 over the last year and 0.41 over 5 years.
Is SPY a good diversifier for BRKR?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.34 mean?
A reading of 0.34 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
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Related comparisons
Hubs: BRKR correlations · SPY correlations
