Glenn Greenberg (Trades, Portfolio) is one of my favorite investors. His style of investing is based around the traditional value style, i.e., buying stocks at a discount to intrinsic value. However, rather than focus on book value, for decades Greenberg has focused on a company's cash flows to calculate intrinsic value.

This style of investing is widely known and understood today. Still, when the value investor set up his first firm in 1984 with John Shapiro, it was still a bit of a niche strategy. So, while many other investors pursue a similar style today, I think

According to GuruFocus’ list of 52-week lows, these Guru stocks have reached their 52-week lows.

HCA Healthcare

The price of HCA Healthcare Inc. (HCA) shares has declined to close to the 52-week low of $104.28, which is 33.5% off the 52-week high of $151.97. The company has a market cap of $35.29 billion.

Its shares traded with a price-earnings ratio of 10.36 and a price-sales ratio of 0.71 as of March 13. The trailing 12-month dividend yield is 1.56%. The forward dividend yield is 1.65%. The company had an annual average earnings growth of 8.70%

While gurus hold positions in these companies, the stock prices and returns continue to fall. These are the worst-performing stocks over the last three months with a long-term presence in at least three gurus’ portfolios.

The International Paper Co. (IP) had a negative performance of 7.9% over the past six months.Â

The company manufactures printing paper, packaging and forest and chemical products. It has a market cap of $21.65 billion. Over the last five years, its revenue has decreased 0.60%. The return on equity of 49.70% and return on assets of 8.82% are underperforming 67% of other companies

Manning & Napier Advisers Inc. gained 47 new holdings during the quarter. Its top four new purchases were Ball Corp. (BLL), Qorvo Inc. (QRVO), Adobe Systems Inc. (ADBE) and CDK Global Inc. (CDK).

The firm is heavily invested in the health care, technology and consumer cyclical sectors. Its current portfolio is composed of 315 stocks and is valued at $11.6 million.

For its largest new purchase of the quarter, the firm established a 2.6 million-share stake in Ball for an average price of $39.41 per share, giving it 0.95% portfolio space.

The canning jar manufacturer has a market cap of

Automatic Data Processing (ADP) traces its roots all the way back to 1949, when it was started by a 21-year old entrepreneur named Henry Taub. The company began with a single client, and in the decades since, has grown to an industry leader in payroll processing services.

Automatic Data Processing currently has more than 600,000 clients spread across the world. The stock has generated strong total returns over the last decade. The image below shows an investment in ADP versus the S&P 500 (SPY) over the last decade.

The company has a long history of paying

John Griffin (Trades, Portfolio) is the president of Blue Ridge Capital, an investment partnership he founded in 1996. Blue Ridge seeks absolute returns by investing in companies that dominate their industries and shorting the companies that have fundamental problems.

He manages a portfolio comprised of 48 stocks with total value of $8.688 billion, and the following are his largest trades during the third quarter.

His largest buy was about Autodesk Inc. (ADSK). He bought 6,920,000 shares and the trade had an impact of 3.52% on the portfolio.

The company designs software, offering customers productive business solutions

In 2004, Eric Mindich (Trades, Portfolio) oversaw the launch of Eton Park Capital Management, one of the largest in history at $3.5 billion. He still does things in a big way. His quarterly pattern has been to buy and sell stakes in roughly equal proportions, but the second quarter of 2015 was a little bit different. He continued, for the third straight quarter, to sell about half again as many stakes as he bought.

Mindich sold 15 stakes in the second quarter, nearly all of which had significant impacts on his portfolio.

Mindich’s most noteworthy second-quarter transaction

Tiger Management Corp., also known as "The Tiger Fund," is the hedge fund founded by Guru Julian Robertson. He is a stockbroker and former United States Navy officer and started Tiger Management in 1980 with $8 million in capital. By 1996, the fund’s assets had increased to $7.2 billion in value. After closing his fund in 2000, Robertson kept his hand in the hedge fund business by supporting and financing upcoming hedge fund managers (38 in total as of September 2009), in return for a

John Griffin (Trades, Portfolio) is the president of Blue Ridge Capital, an investment partnership that he founded in 1996. Griffin was known as legendary investor Julian Robertson (Trades, Portfolio)'s right hand man. He and a few others are named as Tiger Cubs as they worked with Julian Robertson (Trades, Portfolio) at Tiger Funds. Griffin is an adjunct professor of finance at Columbia Business School and a visiting professor at the University of Virginia. He began his career as a financial analyst for

Paul Singer (Trades, Portfolio) is the founder of Elliot Management, a hedge fund composed of 73 stocks with a total value of $9,592 million. Singer is well known for taking an activist investor stance in underperforming companies, and for buying sovereign debt at a discount, including countries such as Peru, Democratic Republic of the Congo and Argentina.

On April 30, he bought 4,197,001 shares of CDK Global Inc (CDK) at an average price of $47.92 and with an impact of 2.11% on his portfolio. With this buy he is now holding 2.62%