Joel Greenblatt acquired 18 Thousand Pinnacle West Capital shares worth $1.38 Million. That's 0.02% of their equity portfolio (730th largest holding). The first Pinnacle West Capital trade was made in Q4 2014. Since then Joel Greenblatt bought shares thirteen more times and sold shares on seven occasions. The stake costed the investor $1.37 Million, netting the investor a gain of 1.1% so far.