Bill Gates, Carlos Slim Helu and Warren Buffett are the three richest men in the world.

From 1995 to 2007,


has ranked

Bill Gates

, the founder of


(MSFT) - Get Report

, as the richest.

Recently, however, depending on the month and the source, Mexican businessman

Carlos Slim Helu

is No. 1. They both have estimated net worths of about $56 billion.

Warren Buffett

runs a close third place with an approximate net worth of $52 billion.

Stockpickr, which tracks the portfolios of these three wealthy individuals, has researched their stocks to determine if they have any holdings in common. Surprisingly, there were very few.

Both Carlos Slim and Warren Buffett own

Kraft Foods

( KFT), the worldwide food conglomerate that sells everything from cookies and coffee to frozen pizzas and cheese. The stock has a price-to-earnings (P/E) ratio of 20, a P/E-to-growth (PEG) ratio of 2.4, and pays a yield of 3.3%.

Kraft is also owned by another top trader,

Nelson Peltz

. This corporate raider/turnaround artist and activist shareholder's hedge fund, Triarc, was up 37% in 2006. Peltz also likes

Cadbury Schweppes


, in which he recently increased his stake from 3.47% to 4.5% of the company. Cadbury has a P/E ratio of 25, a PEG of 2.9, and yields 2.3%.

Peltz also likes

HJ Heinz


, which has a PEG of 2.3 and a yield of 3.3%, as well as

Tiffany & Co.

(TIF) - Get Report

, which sports a PEG of 1.5 and a 1.3% yield.

The only stock that Buffett and Gates (through his Cascade Investments vehicle) have in common is

Berkshire Hathaway

(BRK.A) - Get Report

, Buffett's holding company, which is primarily in the insurance business but has numerous other divisions -- everything from uniform manufacturing, construction materials, carpeting, manufactured homes and furniture.

Buffett has just set up a bond insurance division for Berkshire, which will compete with


(MBI) - Get Report


Ambac Financial Group

( ABK). The stock, which in the past year has traded between $103,800 and $151,650, has a P/E ratio of 16.

Berkshire Hathaway is favored by another top trader,

Mohnish Pabrai

, who recently increased his position in the stock. His $300 million Pabrai Fund, which specializes in deep value investing, has generated an average annual return of 26% since 1999. Pabrai also owns

Harvest Natural Resources


, which has negative earnings but a forward P/E of 14,

Ternium SA

(TX) - Get Report

, which has a PEG of 1.9 and a yield of 1.3%, and

MDC Holdings

(MDC) - Get Report

, which has a yield of 2.6% but negative earnings.

To see all the stockholdings of

Bill Gates


Carlos Slim Helu


Warren Buffett

, go to

At the time of publication, Altucher and/or his fund had no positions in stocks mentioned, although positions may change at any time.

James Altucher is president of Stockpickr LLC, a wholly owned subsidiary of and part of its network of Web properties, and a managing partner at Formula Capital, an alternative asset management firm that runs a fund of hedge funds. He is also a weekly columnist for

The Financial Times

and the author of

Trade Like a Hedge Fund


Trade Like Warren Buffett



. Under no circumstances does the information in this column represent a recommendation to buy or sell stocks. Altucher appreciates your feedback;

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