Live feed15:37:57·534dINSIDERFilingvia QuantisnowDirector Kessler Marcel converted options into 56,497 shares and covered exercise/tax liability with 16,899 shares, increasing direct ownership by 317% to 52,078 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.EAF· GrafTech International Ltd.EnergyOriginal source