Baillie Gifford acquired 1.23M Martin Marietta Materials shares worth $762M. That's 0.55% of their equity portfolio (33rd largest holding). The investor owns 2.05% of the outstanding Martin Marietta Materials stock. The first Martin Marietta Materials trade was made in Q1 2013. Since then Baillie Gifford bought shares 23 more times and sold shares on 26 occasions. The stake costed the investor $241M, netting the investor a gain of 217% so far.