Ken Griffin acquired 81.7 Thousand Build A Bear Workshop shares worth $2.3 Million. That's 0.00% of their equity portfolio (2099th largest holding). The first Build A Bear Workshop trade was made in Q2 2013. Since then Ken Griffin bought shares 28 more times and sold shares on 30 occasions. The stake costed the investor $1.68 Million, netting the investor a gain of 37% so far.