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SPY vs WAL: Correlation

SPDR S&P 500 ETF Trust (SPY) and Western Alliance Bancorporation (WAL) show a moderate relationship: their 3-year correlation of weekly returns is 0.55.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
0.55
moderate
Correlation (1Y)
0.39
last 12 months
Correlation (5Y)
0.48
long-run
Ann. covariance
315.8
%² · weekly, annualized

How correlated are SPY and WAL?

On 3 years of weekly data the SPY/WAL correlation comes out at 0.55, moderate. The past 12 months show a weaker link (0.39) than the 3-year average (0.55). The 5-year figure is 0.48, and annualized covariance runs at 315.8 %².

By 3-year correlation, WAL places #292 of the 4755 assets tracked against SPY. The last year tells two different stories: SPY led by 29.9 percentage points, +20.6% for SPY against -9.3% for WAL. Risk is not evenly split, since WAL carries 2.7 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.

SPY vs WAL: side by side

SPY (SPDR S&P 500 ETF Trust)WAL (Western Alliance Bancorporation)
1-year return+20.6%-9.3%
5-year return+82.4%-9.7%
Volatility (ann.)14.5%39.5%
Beta vs S&P 5001.001.51
Max drawdown (3Y)-18.8%-36.0%
Market cap$8.6B
P/E (trailing)9.0
Dividend yield1.01%2.06%
Expense ratio0.09%
Assets under management$795.3B
Sector / categoryETF · US Large CapUS Listed
Higher yield: WAL 2.06% vs 1.01%Smaller drawdown: SPY -18.8% vs -36.0%Higher 5y return: SPY +82.4% vs -9.7%

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.

-25%0%+21%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. SPY · WAL

Year-by-year returns

YearSPYWAL
2022-18.2%-43.7%
2023+26.2%+14.1%
2024+24.9%+29.7%
2025+17.7%+2.5%
2026+13.7%-4.9%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are SPY and WAL good diversifiers for each other?

Only partially. A correlation of 0.55 means SPY and WAL 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 SPY and WAL?

The SPY/WAL correlation stands at 0.55 on a 3-year window (1 year: 0.39, 5 years: 0.48), computed from weekly returns as of 2026-08-27.

Is WAL a good diversifier for SPY?

Only partially. A correlation of 0.55 means SPY and WAL share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.

What does a correlation of 0.55 mean?

A reading of 0.55 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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SPY vs WAL: 3-year weekly correlation 0.55SPY vs WAL0.55

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Hubs: SPY correlations · WAL correlations