ALPS Sector Dividend Dogs ETF Sees Substantial Growth in Institutional Interest Jones Financial Companies Lllp amplified its holdings in ALPS Sector Dividend Dogs ETF (SDOG) by 548.4% in Q4, acquiring 2,857 additional shares. The ETF, which tracks high-yielding S&P 500 stocks, has a market cap of $1.23 billion and offers a diversified approach to sector-based dividend investing.34