Ken Griffin's position in GrafTech International Ltd. is currently worth $3.05 Million. That's 0.00% of their equity portfolio (1880th largest holding). The first GrafTech International Ltd. trade was made in Q2 2018. Since then Ken Griffin bought shares 34 more times and sold shares on 29 occasions. The investor's estimated purchase price is $17.3 Million, resulting in a loss of 82%.