Key TakeawaysShell is expanding its liquefied natural gas (LNG) portfolio by purchasing Singapore-based Pavilion Energy Pte.Pavilion will give Shell a greater reach in the LNG markets of Asia and Europe.Financial details of the transaction were not given. American depositary receipts (ADRs) of Shell Plc (SHEL) advanced Tuesday after the energy giant announced it had purchased Singapore-based liquefied natural gas (LNG) trader Pavilion Energy Pte. for an undisclosed amount. Shell said it was buying all of th ...