Ken Griffin's position in RenaissanceRe Holdings Ltd is currently worth $18.4 Million. That's 0.02% of their equity portfolio (825th largest holding). The first RenaissanceRe Holdings Ltd trade was made in Q2 2013. Since then Ken Griffin bought shares 48 more times and sold shares on 41 occasions. The stake costed the investor $16.8 Million, netting the investor a gain of 9.3% so far.