OMAHA, Neb. (AP) -- Berkshire Hathaway Inc. the investment firm headed by billionaire Warren Buffett, has acquired the shares of carpet maker Shaws Industries Inc. it had not owned.

Berkshire completed its $2 billion majority purchase of Shaw last January. On Monday, Berkshire said it had acquired the 12.7 percent of remaining common shares in exchange for 4,740 Class A Berkshire shares. The transaction price was not disclosed.

The Shaw shares were owned by a group including chief executive officer Robert Shaw, president Julian D. Saul and members of the Shaw and Saul families, as well as other members of Shaw management.