The form 13 F filing for the quarter ended on 31 December 2013 for Chou Associates Management Inc. reveals that the value fund hiked its holding in struggling smartphone maker BlackBerry Ltd (NASDAQ:BBRY) (TSE:BB) from 185,000 shares to 529,040 shares. That brought BlackBerry up to to 1.19% of Chou's portfolio.
The Chou fund brings a value-oriented approach to investing with special emphasis on balance sheet analysis and a long-term view rather than short-term market factors. Funds typically restrict their portfolio to 20 to 35 companies per fund portfolio and their longer-term horizon achieves low portfolio turnover, reduced transaction costs and staggered impact of capital gains.

