SEC Documents Group 3,4,5Annual FilingsCurrent ReportsMergers & AcquisitionsOtherProxy FilingsQuarterly FilingsRegistration Statements Filing year - Any -20242023202220212020201920182017201620152014201320122011 Filing date Form Filer View Feb 23, 2021 8-K View HTML 0001527166-21-000014.pdf 0001527166-21-000014.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Aug 7, 2013 8-K View HTML 0001193125-13-322855.pdf 0001193125-13-322855.xls Jun 8, 2021 8-K View HTML 0001193125-21-185461.pdf 0001193125-21-185461.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA Sep 7, 2018 8-K View HTML 0001193125-18-269280.pdf 0001193125-18-269280.xls Jan 18, 2013 8-K View HTML 0001193125-13-017483.pdf 0001193125-13-017483.xls Aug 8, 2012 8-K View HTML 0001193125-12-342382.pdf 0001193125-12-342382.xls Jul 30, 2020 8-K View HTML 0001527166-20-000022.pdf 0001527166-20-000022.xls EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA May 12, 2014 8-K View HTML 0001193125-14-193490.pdf 0001193125-14-193490.xls Nov 26, 2013 8-K View HTML 0001193125-13-453715.pdf 0001193125-13-453715.xls Feb 6, 2019 8-K View HTML 0001527166-19-000003.pdf 0001527166-19-000003.xls Pagination First page « First Previous page ‹ Previous … Page 68 Page 69 Page 70 Page 71 Current page 72 Page 73 Page 74 Page 75 Page 76 … Next page Next › Last page Last » Data provided by Kaleidoscope.