Live feed19:19:39·187dINSIDERFilingvia QuantisnowChairman Emeritus Stiritz William P converted options into 180,704 shares and returned $18,390,840 worth of shares to the company (180,704 units at $101.77) (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.POST· Post Holdings Inc.Consumer StaplesOriginal source