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JPMorgan trading loss grew to $4.4 billion

Associated Press
FILE- In this Wednesday, June 13, 2012, file photo, JPMorgan Chase CEO Jamie Dimon, head of the largest bank in the United States, testifies before the Senate Banking Committee on Capitol Hill in Washington. All eyes will be on JPMorgan Chase on Friday, when it becomes the first U.S. bank to report financial results for April through June. The $2 billion trading loss by the largest U.S. bank rattled the company's stock price, triggered a U.S. government investigation and hurt both its reputation and that of CEO Jamie Dimon. (AP Photo/J. Scott Applewhite, File)
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FILE- In this Wednesday, June 13, 2012, file photo, JPMorgan Chase CEO Jamie Dimon, head of the largest bank in the United States, testifies before the Senate Banking Committee on Capitol Hill in Washington. All eyes will be on JPMorgan Chase on Friday, when it becomes the first U.S. bank to report financial results for April through June. The $2 billion trading loss by the largest U.S. bank rattled the company's stock price, triggered a U.S. government investigation and hurt both its reputation and that of CEO Jamie Dimon. (AP Photo/J. Scott Applewhite, File)

NEW YORK (AP) — JPMorgan Chase says its surprise trading loss grew to $4.4 billion. The bank's original estimate was $2 billion.

The bank made the announcement Friday as it reported its quarterly earnings.

CEO Jamie Dimon says the bank has "significantly reduced" the risk involved in the trade.

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