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Schwab Municipal Bond ETF vs State Street SPDR S&P 500 ETF Trust

Over the past year SCMB returned −3.8% and SPY returned +10.8%; their daily moves had a correlation of 0.20.

SCMB −3.8% SPY +10.8%Growth of $1, one year, split-adjusted
MetricSCMBSPY
Price$24.86$757.12
Market cap$4.05B$803.25B
Today−0.96%−0.35%
1 month+2.3%−1.6%
6 months−2.8%+1.2%
Year to date−3.5%+11.0%
1 year−3.9%+10.9%
Revenue growth (YoY)——
Gross margin——
Net margin——
P/E (TTM)——
Price / sales——
Net cash——
Dividend yield3.16%1.00%
Volatility (60d)6.2%14.9%
Short % of float——
Next earnings——

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