Trading rose to 186.6 million shares, from 180.5 million the day before.

The Amex said that short interest rose by 8.7 percent, to 100.9 million shares.

The previous month, the short position rose by 28 million, or 37.4 percent, to 102.9 million shares.

Short interest in the stock rose to 40.69 million shares, from 36.63 million the previous month.

Short interest rose 3.9 percent, to 107.1 million shares on June 15 from 103.1 million a month earlier.

Big Board volume rose to 157 million shares from 138 million the day before.

Volume rose to 176.8 million shares, from 173.8 million the day before.

Short positions in Nationsbank rose about 53 percent, to 19.8 million shares.

Activity rose to 131.6 million shares, still the fifth-slowest day of the year.

Short interest in Ornda also rose, by 25 percent, to 1.86 million shares.