Joel Greenblatt's position in Assured Guaranty Ltd is currently worth $6.72 Million. That's 0.10% of their equity portfolio (259th largest holding). The first Assured Guaranty Ltd trade was made in Q4 2011. Since then Joel Greenblatt bought shares fifteen more times and sold shares on ten occasions. The stake costed the investor $5.32 Million, netting the investor a gain of 26% so far.