PHILADELPHIA--(BUSINESS WIRE)--July 25, 2006--PolyMedix, Inc. announced today that its Common Stock has begun trading on the Over-The-Counter Bulletin Board under the symbol PYMX. The company completed all necessary filings and received clearance from both the Securities Exchange Commission (SEC) and National Association of Securities Dealers (NASD). "This is a significant and exciting accomplishment for PolyMedix," stated President and CEO, Nicholas Landekic. "From the beginning we have set goals to be a publicly traded company. We are pleased to have received approval to be traded on this exchange."