A Once-in-a-Decade Opportunity: 2 Magnificent S&P 500 Stocks Down 37% and 28% to Buy Before 2025

One of my favorite ways to add money to my portfolio is to invest in proven compounders with track records of delivering market-beating results after short-term pullbacks. This idea is especially true when the stocks in question are trading at what could prove to be once-in-a-decade opportunities.Two companies that fit this description now are animal healthcare specialists Idexx Laboratories (IDXX 0.02%) and Zoetis (ZTS 0.94%). While Idexx is already one of my daughter's core holdings and Zoetis is one of ...