** Shares of fuel retailer Viva Energy VEA.AX set to
plunge ~7.3% this week
** Stock on track for its worst week since June 12, 2020
** On Tuesday, Dutch commodities trading firm Vitol sold
A$714 mln ($461.53 mln) worth of shares in Viva Energy in a
block trade
** The sale represents about 16.1% of Viva Energy's total
shares
** Vitol will remain Viva Energy's largest shareholder with
about a 30% stake following the deal
** As of last close, shares up 4% this year
($1 = 1.5470 Australian dollars)
(Reporting by Upasana Singh in Bengaluru)
((Upasana.Singh@thomsonreuters.com))