TPG Mortgage Investment Trust, Inc.

Additional Information

This communication relates to the proposed merger (the “Merger”) pursuant to the terms of a definitive agreement and plan of merger (the “Merger Agreement”). In connection with the proposed Merger, MITT expects to file relevant materials with the SEC, including a registration statement on Form S-4 that will include a prospectus of MITT and a joint proxy statement of MITT and CHMI. Promptly after filing the definitive joint proxy statement/prospectus with the SEC, MITT and CHMI will mail the definitive joint proxy statement/prospectus and a proxy card to each stockholder of MITT and CHMI, respectively, entitled to vote at the special meeting of MITT and CHMI, respectively, relating to the proposed transaction. This communication is not a substitute for any proxy statement, registration statement, tender or exchange offer statement, prospectus or other document MITT or CHMI may file with the SEC in connection with the proposed Merger and related matters. The materials to be filed by MITT and CHMI will be made available to MITT and CHMI’s investors and stockholders at no expense to them. Copies of the documents filed by MITT with the SEC are also available free of charge on MITT’s website at www.mitt.tpg.com. Copies of the documents filed by CHMI with the SEC are also available free of charge on CHMI’s website at www.chmireit.com. In addition, all of those materials will be available at no charge on the SEC’s website at www.sec.gov. INVESTORS AND STOCKHOLDERS ARE URGED TO READ THE FORM S-4, THE JOINT PROXY STATEMENT/PROSPECTUS, AND THE OTHER RELEVANT MATERIALS WHEN THEY BECOME AVAILABLE BEFORE MAKING ANY VOTING OR INVESTMENT DECISION WITH RESPECT TO THE PROPOSED TRANSACTION BECAUSE THEY CONTAIN IMPORTANT INFORMATION ABOUT MITT, CHMI AND THE PROPOSED MERGER.