Joel Greenblatt's position in Tenet Healthcare is currently worth $23.9M. That's 0.07% of their equity portfolio (393rd largest holding). The first Tenet Healthcare trade was made in Q1 2013. Since then Joel Greenblatt bought shares eighteen more times and sold shares on 21 occasions. The stake costed the investor $16.5M, netting the investor a gain of 45% so far.