Kohlberg Kravis Roberts has filed to sell 8 million shares of common stock of Rockwood Holdings (NYSE: ROC), a specialty chemicals and advanced materials company. Goldman Sachs is acting as the book running manager for the offering. Rockwood, which went public in 2005, has been backed by KKR since 2000. The company's shares are currently trading at $53.50 a share, well above their IPO price of $20 a share.
