Ray Dalio's position in Marathon Oil is currently worth $26.9 Million. That's 0.14% of their equity portfolio (112th largest holding). The first Marathon Oil trade was made in Q4 2005. Since then Ray Dalio bought shares 27 more times and sold shares on 29 occasions. The stake costed the investor $25.5 Million, netting the investor a gain of 5.3% so far.