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iShares MSCI World ETF vs State Street SPDR S&P 500 ETF Trust

Over the past year URTH returned +10.1% and SPY returned +10.8%; their daily moves had a correlation of 0.98.

URTH +10.1% SPY +10.8%Growth of $1, one year, split-adjusted
MetricURTHSPY
Price$205.11$757.12
Market cap$9.72B$803.25B
Today−0.42%−0.35%
1 month−1.0%−1.6%
6 months+1.2%+1.2%
Year to date+10.4%+11.0%
1 year+10.4%+10.9%
Revenue growth (YoY)——
Gross margin——
Net margin——
P/E (TTM)——
Price / sales——
Net cash——
Dividend yield1.31%1.00%
Volatility (60d)14.3%14.9%
Short % of float——
Next earnings——

Shading marks the stronger figure where one clearly exists (lower is better for valuation and volatility).