Joel Greenblatt's position in BlackRock Institutional Trust Company N.A. - iShares Core S&P 500 ETF is currently worth $131 Million. That's 1.33% of their equity portfolio (4th largest holding). The investor owns 5.67% of the outstanding BlackRock Institutional Trust Company N.A. - iShares Core S&P 500 ETF stock. The first BlackRock Institutional Trust Company N.A. - iShares Core S&P 500 ETF trade was made in Q2 2022. Since then Joel Greenblatt bought shares seven more times and sold shares on two occasions. The stake costed the investor $98.8 Million, netting the investor a gain of 33% so far.