AeroCentury Corp. leads Friday small-cap percentage losers
AeroCentury Corp. (AMEX: ACY) shares are down after two of the company’s directors reported in SEC filings today and Wednesday that they disposed of 770 shares.
Arrowhead Research Corp. (Nasdaq: ARWR) shares are down more than 5% after the biotech company announced Friday morning that interim Phase I data had been published on its anti-cancer drug IT-101. The data was published in the 2007 American Society for Clinical Oncology Proceedings. In the article, the authors wrote that “the stable disease rate, although not yet conclusive, is consistent with promising efficacy.”
These are the biggest percentage losers in Friday's trading among companies with market capitalizations under $500 million:
| Price at | % | ||||||
| 12:58 et | Change | Change | Volume | Year High | Year Low |


















