Andreas Halvorsen's position in Workday is currently worth $1.36 Billion. That's 5.15% of their entire equity portfolio (2nd largest holding). The investor owns 2.50% of the outstanding Workday stock. The first Workday trade was made in Q3 2013. Since then Andreas Halvorsen bought shares eight more times and sold shares on ten occasions. The stake costed the investor $1.19 Billion, netting the investor a gain of 15% so far.