Date Form Description PDF XBRL Pages
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 2
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 1
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 2
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 2
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 2
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 2
04/05/13 4 Statement of changes in beneficial ownership of securities PDF 2
04/05/13 UPLOAD SEC-generated letter PDF 3
03/12/13 S-3ASR Automatic shelf registration statement of securities of well-known seasoned issuers
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PDF 16
02/28/13 5 Annual statement of changes in beneficial ownership of securities PDF 2