Davenport Upgrades AMCOL International (ACO) to Buy; 2010 Poised For Growth Jan 25, 2010 10:39AM
Davenport Downgrades AMCOL International (ACO) to Neutral; Valuation Call Oct 27, 2009 11:02AM
Davenport Upgrades AMCOL International (ACO) to Buy Oct 20, 2008 01:14PM