From: Martin L. Feinberg
Sent: May 15, 2006
Subject: File No. SR-NASD-2003-158

Dear Sir/Madam:

Given the large number of material changes NASD has recently made to the above-referenced filing, I ask that you reject NASD's request for accelerated approval and permit a reasonable period of time for public comment.

Thank you for your consideration.

Very truly yours,

Martin L. Feinberg