The unit's clients were not affected and the error has been corrected, WSJ said, citing unnamed sources familiar with the matter.
Bank of America Merrill Lynch is a division of Bank of America Corp (BAC.N).
Dividend trades involve placing trades a day before shares of a company or exchange traded fund issuer go "ex-dividend," seeking to capitalize on a typical drop in share prices after that date.
Trading data released early Friday showed that nearly a quarter of call options on the SPDR exchange-traded fund were not exercised, suggesting a likely error in processing dividend trades in the contracts, the newspaper said.
(Reporting by Karl Plume; Editing by Jackie Frank)
Copyright 2013 mojeNovosti.com
web developer: BTGcms