Warren Buffett: Berkshire's boom days may be over as his company approaches $1 trillion in value

Berkshire Hathaway neared a $1 trillion market valuation Monday after a record-breaking year, but CEO Warren Buffett warned in his annual letter to investors that more skyrocketing performances are likely a thing of the past.

Related Keywords

Japan ,Nebraska ,United States ,Omaha ,American ,Japanese ,Warren Buffett ,Berkshire Hathaway ,Cnn ,Itochu ,Mitsui ,Mitsubishi ,Microsoft ,Market Valuation ,Letter To Shareholders ,