Prem Watsa's position in Berkshire Hathaway is currently worth $600 Thousand. That's 0.04% of their equity portfolio (54th largest holding). Prem Watsa started to build up the position in Berkshire Hathaway in Q2 2007 and continued to invest until Q2 2017. Since then they sold 6 shares. The stake costed the investor $131 Thousand, netting the investor a gain of 360% so far.