Ken Griffin acquired 137 Thousand Equity Residential Properties Trust shares worth $8 Million. That's 0.01% of their equity portfolio (1220th largest holding). The first Equity Residential Properties Trust trade was made in Q2 2013. Since then Ken Griffin bought shares 54 more times and sold shares on 41 occasions. The investor's estimated purchase price is $9.17 Million, resulting in a loss of 13%.