Andreas Halvorsen's position in Workday is currently worth $1.03 Billion. That's 3.63% of their equity portfolio (6th largest holding). The investor owns 1.94% of the outstanding Workday stock. The first Workday trade was made in Q3 2013. Since then Andreas Halvorsen bought shares seven more times and sold shares on ten occasions. The stake costed the investor $868 Million, netting the investor a gain of 18% so far.