Ken Fisher acquired 14.6M Petroleo Brasileiro S.A. Petrobras shares worth $181M. That's 0.07% of their equity portfolio (136th largest holding). The first Petroleo Brasileiro S.A. Petrobras trade was made in Q1 2013. Since then Ken Fisher bought shares 22 more times and sold shares on 27 occasions. The stake costed the investor $167M, netting the investor a gain of 8.0% so far.