Ken Griffin's position in Fastenal is currently worth $5.48 Million. That's 0.01% of their equity portfolio (1501st largest holding). The first Fastenal trade was made in Q2 2013. Since then Ken Griffin bought shares 46 more times and sold shares on 47 occasions. The stake costed the investor $5.12 Million, netting the investor a gain of 6.9% so far.