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State Street SPDR S&P MIDCAP 400 ETF Trust vs State Street SPDR S&P 500 ETF Trust

Over the past year MDY returned +10.3% and SPY returned +7.9%; their daily moves had a correlation of 0.82.

MDY +10.3% SPY +7.9%Growth of $1, one year, split-adjusted
MetricMDYSPY
Price$657.82$735.29
Market cap$25.77B$780.09B
Today+0.63%+0.31%
1 month−1.3%−5.0%
6 months−2.6%−0.3%
Year to date+9.0%+7.8%
1 year+11.2%+8.5%
Revenue growth (YoY)——
Gross margin——
Net margin——
P/E (TTM)——
Price / sales——
Net cash——
Dividend yield0.98%1.03%
Volatility (60d)13.9%13.8%
Short % of float——
Next earnings——

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