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T. Rowe Price Small-Mid Cap ETF vs State Street SPDR S&P 500 ETF Trust

Over the past year TMSL returned +20.3% and SPY returned +10.0%; their daily moves had a correlation of 0.83.

TMSL +20.3% SPY +10.0%Growth of $1, one year, split-adjusted
MetricTMSLSPY
Price$42.37$749.92
Market cap$3.23B$795.61B
Today−0.14%−0.37%
1 month+3.4%−3.6%
6 months+3.7%+1.6%
Year to date+18.0%+10.0%
1 year+21.5%+11.8%
Revenue growth (YoY)——
Gross margin——
Net margin——
P/E (TTM)——
Price / sales——
Net cash——
Dividend yield0.48%1.01%
Volatility (60d)16.5%14.7%
Short % of float——
Next earnings——

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