A Nikko Citigroup Ltd. employee, investing for private purposes, mistakenly placed a buy order on the Tokyo Stock Exchange for 2,000 shares of Nippon Paper Group Inc. instead of two, the investment firm said Thursday.
The transaction, which was handled by the brokerage, was completed Wednesday, with the purchase value estimated at 1 billion yen.
"We are considering selling the purchased shares when market conditions are favorable," a Nikko official said.
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