Ten years ago
Sumitomo's "Mr Copper" fails to corner market
As the dust settled on Sumitono Corporation's astonishing admission that it had lost about $1.8bn in the copper market, details were beginning to emerge about how rogue trader Yasuo Hamanaka had managed to lose such an immense amount of money.
Hedge funds deny insider tradingOfficials at Sumitomo Corporation say that Yasuo Hamanaka confessed to his rogue...