I use historical volume here at IHUB: <a href="http://investorshub.advfn.com/boards/quotes.asp?ticker=copi&qm_page=90297&qm_symbol=COPI" target="_blank">http://investorshub.advfn.com/boards/quotes.asp?ticker=copi&qm_page=90297&qm_symbol=COPI</a>