PetroChina Catches Exxon as World’s Most-Valuable Oil Company

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PetroChina Co. passed Exxon Mobil Corp. today as the biggest energy company by market value for the first time since 2010.

As the attached chart shows, Exxon’s capitalization was $352.6 billion through yesterday, compared with PetroChina’s $352.8 billion as of 1:36 p.m. on Thursday in Shanghai. The Chinese company’s A shares surged about 61 percent the past year, versus Exxon’s 14 percent drop. PetroChina was larger by value most recently at the close of trading on June 25, 2010, data compiled by Bloomberg show.