Mr. Copper

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Dictionary Says

Definition of 'Mr. Copper'

Otherwise known as Yasuo Hamanaka, Mr. Copper was a trader in the copper market who lost over $2.5 Billion for his employer, Sumitomo Corp. (in Japan). The losses amassed from unauthorized trading in secret accounts between 1985 and 1996.
Investopedia Says

Investopedia explains 'Mr. Copper'

He was also referred to as "Mr. 5%" because at one point he controlled 5% of the world copper market. Hamanaka's scandalous activities represent the greatest unauthorized trading loss in history.
Search results for

'Mr. Copper'

  • Who is Mr. Copper?

    http://www.investopedia.com/ask/answers/08/mr-copper-sumitomo-hamanaka.asp
    A sense of mystery still surrounds Yasuo Hamanaka, aka Mr. Copper, and the magnitude
    of his losses. From his perch at the head of Sumitomo's metal. ...

  • The Copper King: An Empire Built On Manipulation

    http://www.investopedia.com/articles/financial-theory/08/mr-copper-commodities.asp
    ... The 5% There is still a sense of mystery surrounding Yasuo Hamanaka, aka Mr. Copper,
    and the magnitude of his losses with the Japanese trading company Sumitomo ...

  • Trading's 6 Biggest Losers

    http://www.investopedia.com/articles/trading/08/rogue-traders.asp
    ... Mr. Copper - $2.5 Billion Yasuo Hamanaka, better known as Mr. Copper, was a trader
    for Sumitomo Corporation. Hamanaka specialized in, of course, copper. ...

  • Silver Thursday: How Two Wealthy Traders Cornered The Market

    http://www.investopedia.com/articles/optioninvestor/09/silver-thursday-hunt-brothers.asp
    ... That said, the commodities market has as many spectacular stories to tell as the
    stock market. "Mr. Copper"- Japanese trader Yasuo Hamanaka - caught the ...

  • 10 Biggest Losers In Finance Slideshow | Investopedia

    http://www.investopedia.com/slide-show/biggest-losers-in-finance
    ... Yasuo Hamanaka: Lost $2.6 Billion. Also known as Mr. Copper, Yasuo Hamanaka
    was a trader for Sumitomo Corporation specializing in copper. ...

  • Market Speculators: More Help Than Harm

    http://www.investopedia.com/articles/basics/09/the-function-of-speculators.asp
    ... Both Mr. Copper and Silver Thursday are examples of ongoing manipulations that
    eventually collapsed as more market speculators entered opposing trades. ...

  • Options And Futures Frequently Asked Questions | Investopedia

    http://www.investopedia.com/ask/options-and-futures/
    ... View Answer; How do I "vest" something? View Answer; Who is Mr. Copper? View Answer;
    How are stock warrants different from stock options? View Answer; ...

  • Active Trading Frequently Asked Questions | Investopedia

    http://www.investopedia.com/ask/trading/
    ... View Answer; How do I "vest" something? View Answer; Who is Mr. Copper? View Answer;
    How are stock warrants different from stock options? View Answer; ...

  • Active Trading Frequently Asked Questions | Investopedia

    http://www.investopedia.com/ask/trading
    ... View Answer; How do I "vest" something? View Answer; Who is Mr. Copper? View Answer;
    How are stock warrants different from stock options? View Answer; ...

  • Active Trading Frequently Asked Questions | Investopedia

    http://www.investopedia.com/ask/shortselling.asp
    ... View Answer; How do I "vest" something? View Answer; Who is Mr. Copper? View Answer;
    How are stock warrants different from stock options? View Answer; ...

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