Saudi Arabia buys stakes in four big European oil firms -source

LONDON (Reuters) - Saudi Arabia's sovereign wealth fund, the Public Investment Fund (PIF), has accumulated stakes in four major European oil companies, a source familiar with the transaction said.The four are Royal Dutch Shell , France's Total , Norway's Equinor and Italy's Eni , the source said, confirming a Wall Street Journal report.The source did not confirm the combined value of the stakes, which the WSJ reported were worth $1 billion."The Saudis have been buying every day almost for the..