Pentti O Karkkainen, Director at NuVista Energy, holds 17.00K shares in AltaGas (Ticker: ATGFF), holds 150.00K shares in NuVista Energy (Ticker: NUVSF). Most recently, Pentti O Karkkainen Bought ― shares of AltaGas on Mar 19, 2020 for an estimated value of 24.20K.