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TPG Mortgage Investment Trust, Inc.
TPG Mortgage Investment Trust, Inc. (MITT) is a residential mortgage REIT focused on investing in a diversified portfolio of residential mortgage-related assets in the U.S. non-agency housing market. The company primarily acquires and securitizes newly originated residential mortgage loans, financing them through short-term credit facilities and long-term securitizations via TPG Inc.'s proprietary platform. MITT sources loans through Arc Home, LLC — a multi-channel mortgage originator and servicer in which it holds an approximately 66% ownership stake — as well as through third-party origination partners. Formerly known as AG Mortgage Investment Trust, Inc., the company rebranded under the TPG name in December 2025.