SEC Filing Details Document Details Form SC 13G/A Filing Date Jan 19, 2007 Document Date Jan 19, 2007 Form Description An amendment to the SC 13G filing Filing Group Other Company STERIS plc Issuer STERIS CORP Filer BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. Filing Formats View HTML Download PDF Download DOC Shareholder Tools Print Page RSS Feeds Email Alerts IR Contacts