An internal review at Charles Schwab found late trading and market timing, the company admitted in its third-quarter filing, The Wall Street Journal reports.

Schwab began its review when it learned New York Attorney General Eliot Spitzer was examining its practices as part of his probe of the fund industry. The company said the number of occurrences was small, but since an analysis of the trades has not been completed, an exact number has not yet been discovered.

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