Showa Shell Sekiyu controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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1993
Dollar-yen trading loss and treasury-control scandal
Showa Shell Sekiyu suffered a very large loss connected with dollar-yen trading, causing a sharp fall in its Tokyo Stock Exchange value. The trading reportedly exceeded normal currency-risk hedging and became speculative. A treasury manager concealed the financial damage and was dismissed after the loss was disclosed.