(Reuters) - Citigroup Inc <C.N> said on Monday that it would increase its common stock repurchase program by up to $1.75 billion.

The amount is in addition to the $10.4 billion in planned capital actions announced earlier this year, Citigroup said in a statement.

Citigroup sad it had reduced the number of its outstanding common shares by 180 million, or 6 percent, in the past two years.

The company's shares were up 0.7 percent in premarket trading.

(Reporting by Richa Naidu in Bengaluru; Editing by Savio D'Souza)