NYSE short interest down 3.1 pct in late September

NEW YORK, Oct 9 (Reuters) - Short interest on the New YorkStock Exchange fell 3.1 percent in the second half of Septembercompared to the first half of the month, the exchange said onTuesday.

As of Sept. 28, short interest fell to about 13.59 billionshares, compared to 14.01 billion shares as of Sept. 14, theexchange said.

Investors who sell securities 'short' borrow shares and thensell them, expecting the stock to fall so they can buy theshares back at the lower price, return them to the lender andpocket the difference.

(Reporting by Edward Krudy)

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