SLM Corporation (SLM) Stock Analysis & Winston Score
SLM Corporation, commonly known as Sallie Mae, is one of the largest private student loan companies in the United States. It lends money to college students and their families to help pay for tuition, housing, and other education costs. Sallie Mae focuses entirely on private student loans, meaning it operates separately from the federal government's student loan programs. The company makes money by charging interest on the loans it issues, keeping the difference between what it earns on loans and what it pays to borrow that money. Sallie Mae operates almost entirely within the United States and had roughly $21 billion in private education loans in its portfolio. Its brand recognition and long history in student lending give it a competitive edge, but the business faces real risk from rising loan defaults if graduates struggle to find jobs, as well as potential regulatory changes that could affect how private student lenders operate.
Winston Score: 56/100 — Good
A decent business — some strong pillars, some weaker.
- Quality: Strong (25/30)
- Growth: Good (10/20)
- Cash Flow: Strong (8/10)
- Stability: Weak (2/10)
- Valuation: Good (6/10)
- Ownership: Mixed (4/15)


