Joel Greenblatt acquired 56.6 Thousand Alliant Energy shares worth $2.94 Million. That's 0.05% of their equity portfolio (518th largest holding). The first Alliant Energy trade was made in Q1 2016. Since then Joel Greenblatt bought shares nine more times and sold shares on six occasions. The investor's estimated purchase price is $3.05 Million, resulting in a loss of 3.6%.