Ken Griffin acquired 22.5 Thousand Atmos Energy shares worth $2.69 Million. That's 0.00% of their equity portfolio (2015th largest holding). The first Atmos Energy trade was made in Q2 2013. Since then Ken Griffin bought shares 48 more times and sold shares on 43 occasions. The stake costed the investor $2.31 Million, netting the investor a gain of 16% so far.