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) -- Tenet Healthcare (NYSE: THC) hit a new 52-week high Thursday as it is currently trading at $44.64, above its previous 52-week high of $44.33 with 347,623 shares traded as of 11:31 a.m. ET. Average volume has been two million shares over the past 30 days. Tenet Healthcare has a market cap of $4.55 billion and is part of the health care sector and health services industry. Shares are up 36% year to date as of the close of trading on Wednesday. Tenet Healthcare Corporation, an investor-owned health care services company, owns and operates acute care hospitals, ambulatory surgery centers, diagnostic imaging centers, urgent care centers, and related health care facilities in the United States. The company has a P/E ratio of 25.7, above the S&P 500 P/E ratio of 17.7.