r66 schreef op 14 maart 2019 14:17:
"The Company’s working capital increased significantly during
the year driven by higher raw material pricing and increased
revenues. Specifically, higher raw material prices, especially
for vanadium, resulted in an inventory increase of 95% from
$162.5 million as of December 31, 2017 to $316.7 million as of
December 31, 2018."