Live feed15:26:29·151dINSIDERFilingvia QuantisnowCHAIRMAN AND CEO Dietrich Douglas T converted options into 10,033 shares and covered exercise/tax liability with 5,630 shares, increasing direct ownership by 3% to 166,078 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MTX· Minerals Technologies Inc.Basic MaterialsOriginal source