WSO - DON: A Mid-Cap Dividend ETF Heavy In Financials December, 10 2021 04:04 AM Watsco Inc. DON is a dividend-oriented mid-cap ETF. It is overweight in financials, and to a lesser extent in industrials. Valuation is attractive, but quality metrics and performance are below par. For further details see: DON: A Mid-Cap Dividend ETF Heavy In Financials