Notice to Members 99-80

Maximum SOES Order Sizes Set To Change October 1, 1999

Effective October 1, 1999, the maximum Small Order Execution SystemSM (SOESSM) order sizes for 420 Nasdaq National Market® (NNM) securities will be revised in accordance with National Association of Securities Dealers, Inc. (NASD®) Rule 4710(g).

For more information, please contact Nasdaq® Market Operations at (203) 378-0284.