Live feed18:42:09·1819dINSIDERFilingvia QuantisnowSEC Form 4: Davis W Scott bought $115,940 worth of Common Stock (2,000 units at $57.97), increasing direct ownership by 20% to 12,049 unitsByQuantisnow·Wall Street's wire, on your screen.PTSI· P.A.M. Transportation Services Inc.IndustrialsOriginal source