Form SC 13G/A W R GRACE & CO Filed by: IRIDIAN ASSET MANAGEMENT LLC/CT Feb 6, 2018 09:19AM
Form SC 13G/A W R GRACE & CO Filed by: IRIDIAN ASSET MANAGEMENT LLC/CT Feb 2, 2017 08:54AM
Form SC 13G/A W R GRACE & CO Filed by: IRIDIAN ASSET MANAGEMENT LLC/CT Jan 26, 2016 11:26AM
Form SC 13G/A W R GRACE & CO Filed by: IRIDIAN ASSET MANAGEMENT LLC/CT May 6, 2015 10:18AM
Form SC 13G/A W R GRACE & CO Filed by: IRIDIAN ASSET MANAGEMENT LLC/CT Jan 29, 2015 09:05AM