Don't believe every 'Buffett buys...' headline

By Alpha Stratus:For this analysis, we aren't interested in profiling Warren Buffett's public equity holdings because those haven't changed for years.

Warren Buffett, chairman and CEO of Berkshire Hathaway (BRK.A)(BRK.B), and his two new portfolio managers, Todd Combs and Ted Weschler, bought two new stocks in the first quarter: General Motors (GM) and Viacom Inc. Cl B (VIAB). Buffett also added to existing holdings: Bank of New York Mellon (BK), Davita Inc. (DVA), Liberty Media (LMCA), ...

US billionaire Warren Buffett on Tuesday hinted Berkshire Hathaway's newly appointed investment manager Todd Combs could one day head investments for his massive company.Berkshire announced the appointment on Monday, with Buffett, known as the "Oracle of Omaha" for his investment acumen, saying he had "been looking for someone of Todd?s caliber to handle a significant portion of Berkshire?s investment portfolio."Combs, 39, relatively little known in the US business world, has spent the last five years running Castle Point Capital Management.

(Reuters) - Warren Buffett's conglomerate Berkshire Hathaway sold retailers and consumer heavyweight stocks in the third quarter but took new positions in industrial manufacturers like Deere & Co and Precision Castparts, according to a regulatory filing on Wednesday. Many of the investment decision were made not by Buffett himself but by his two investment managers, Ted Weschler and Todd Combs. Buffett has said only the changes in Berkshire's biggest positions, like adding to holdings of Wells Fargo, were made by him. ...

By F.A.S.T. Graphs: A Fundamental Look at Berkshire Hathaway's Latest Moves

Just out: Warren Buffett's annual shareholder letter. We'll be reading through it and bringing you the best of the observations here.

author name submits:While it is rarely advisable to follow the investment decisions of others (because other investors have different opportunity cost calculations than you do, and they may understand a company in a way that you do not), there is understandable interest in the companies that Berkshire Hathaway (BRK.B) adds to its common stock portfolio.

ByIsometsa:This is the sixth article in a series profiling publicly listed companies recently bought by Berkshire Hathaway (BRK.A).