Ken Griffin's position in BlackRock Institutional Trust Company N.A. - iShares Russell 2000 ETF is currently worth $350 Million. That's 0.35% of their equity portfolio (37th largest holding). The investor owns 13562.20% of the outstanding BlackRock Institutional Trust Company N.A. - iShares Russell 2000 ETF stock. The first BlackRock Institutional Trust Company N.A. - iShares Russell 2000 ETF trade was made in Q3 2014. Since then Ken Griffin bought shares 53 more times and sold shares on 41 occasions. The stake costed the investor $339 Million, netting the investor a gain of 3.1% so far.