The term "5-star stocks" is widely used by institutional research firms—most notably Morningstar—to designate equities that are currently trading at a significant discount to their estimated intrinsic fair value, backed by strong economic moats and sound financial health. These ratings are derived through rigorous quantitative and qualitative fundamental analysis, evaluating long-term competitive advantages, management execution, and cash flow predictability. Because market prices fluctuate daily, the list of 5-star undervalued opportunities changes continuously.