PHILADELPHIA, May 15, 2009 (GLOBE NEWSWIRE) -- Hemispherx Biopharma, Inc. (NYSE Amex:HEB) stated that in view of the unusual market activity in the Company's stock, the NYSE Amex has contacted the Company and requested that the Company issue a public statement indicating as to whether there are any corporate developments which may explain the unusual activity. The Company stated that there have been no material events other than as disclosed in its recent press releases and its filings with the Securities and Exchange Commission that would explain the high volume market activity.
Market Data 
Markets 
AI
