OAO Gazprom extended declines after Prime Minister Vladimir Putin said the tax burden on Russia’s natural gas producers is too low, making it “economically unjustified.”

The shares of the country’s gas export monopoly slid as much as 1.7 percent to 171.50 rubles after the comments by Putin at a government meeting in Moscow.

To contact the reporter on this story: Alex Nicholson in Moscow at anicholson6@bloomberg.net

To contact the editor responsible for this story: Gavin Serkin at gserkin@bloomberg.net