Baillie Gifford's position in Arthur J. Gallagher is currently worth $282M. That's 0.20% of their equity portfolio (79th largest holding). The first Arthur J. Gallagher trade was made in Q4 2017. Since then Baillie Gifford bought shares seven more times and sold shares on 23 occasions. The stake costed the investor $66.8M, netting the investor a gain of 323% so far.