Live feed17:03:34·885dINSIDERFilingvia QuantisnowShepard William R bought $281,368 worth of Common Stock Class A (1,390 units at $202.44), increasing direct ownership by 3% to 2,322 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.CME· CME Group Inc.FinanceOriginal source