Date Form Description Filing Group PDF XBRL Pages
06/02/20 8-K Current report filing Current Report 15
06/01/20 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material Proxy Filing 5
06/01/20 DEF 14A Definitive proxy statements Proxy Filing 111
06/01/20 SD Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1) Other 18
05/22/20 4 Statement of changes in beneficial ownership of securities 3, 4, 5 1
05/06/20 4 Statement of changes in beneficial ownership of securities 3, 4, 5 1
05/06/20 4 Statement of changes in beneficial ownership of securities 3, 4, 5 1
05/01/20 4 Statement of changes in beneficial ownership of securities 3, 4, 5 1
05/01/20 4 Statement of changes in beneficial ownership of securities 3, 4, 5 1
05/01/20 4 Statement of changes in beneficial ownership of securities 3, 4, 5 1