These stocks are lagging the S&P 500’s record rally. Is it a red flag for markets? - MarketWatch

1. Small caps and consumer-discretionary stocks lag behind S&P 500's gains. 2. S&P 500 hit a record high, yet these sectors remain below peaks. 3. Historically, such lagging indicators haven't led to major downturns in S&P 500. 4. S&P 500 averages a 2.7% increase post-record highs despite sector lag. 5. Discretionary stocks may show strong returns in subsequent months.