Inflation in the United States broadly slowed in October, indicating that the Fed is done hiking interest rates and could potentially start cutting them next year. Consumer Discretionary Select Sector SPDR Fund is the largest and most popular product in this space, with AUM of $16.5 billion and an average daily volume of around 6 million shares. Technology Select Sector SPDR Fund is the most popular and heavily traded ETF, with AUM of $52.5 billion and an average daily volume of 6.5 million shares.