|AGNC INVESTMENT CORP. filed this Form 10-K on 02/23/2012|
Form S-3 (No. 333-166199), and
Form S-3 (No. 333-170374);
of our reports dated February 23, 2012, with respect to the consolidated financial statements of American Capital Agency Corp., and the effectiveness of internal control over financial reporting of American Capital Agency Corp., included in this Annual Report (Form 10-K) for the year ended December 31, 2011.
/s/ Ernst & Young LLP
February 23, 2012