Live feed17:12:55·1673dINSIDERFilingvia QuantisnowSEC Form 4: Zartler William A bought $100,650 worth of shares (15,000 units at $6.71), increasing direct ownership by 5% to 333,661 unitsByQuantisnow·Wall Street's wire, on your screen.SOI· Solaris Oilfield Infrastructure Inc.IndustrialsOriginal source