Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk (volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model. NEW YORK ( TheStreet) -- SLM (Nasdaq: SLM) hit a new 52-week high Tuesday as it is currently trading at $21.45, above its previous 52-week high of $21.43 with 700,749 shares traded as of 12:10 p.m. ET. Average volume has been 3.4 million shares over the past 30 days. SLM has a market cap of $9.4 billion and is part of the financial sector and financial services industry. Shares are up 23.5% year to date as of the close of trading on Monday. SLM Corporation, through its subsidiaries, originates, acquires, finances, and services private education loans in the United States. The company operates through three segments: Consumer Lending, Business Services, and FFELP Loans. The company has a P/E ratio of 8.7, below the S&P 500 P/E ratio of 17.7.