MITT · CIK 0001514281
What TPG Mortgage Investment Trust, Inc. told the SEC could break it.
TPG Mortgage Investment Trust's disclosures cluster on the structural dependencies of an externally managed mortgage REIT. Its residential loan collateral is geographically concentrated in disaster-prone states — 30% of the portfolio by fair value is secured by California properties and 10% by Florida — concentrating credit and natural-catastrophe risk. It has no employees of its own, leaving substantially all investment, financing and risk decisions to its TPG-affiliated manager, and its Agency RMBS returns hinge on payments guaranteed by Fannie Mae and Freddie Mac, which remain under FHFA conservatorship and whose policy changes or contract repudiation could hurt the business.
3 self-disclosed vulnerabilities, pulled from its own filings, each in the company’s words, with the source. This is the risk register almost nobody reads.
In its own words
What could break it.
Geographic concentration
- residential mortgage collateral concentrated in California (30%) and Florida (10%)medium
30% of MITT's residential mortgage loan portfolio (by fair value) is secured by California properties and 10% by Florida properties — both disaster-prone regions — concentrating credit and natural-catastrophe risk.
“As of December 31, 2025, 30% of the total fair value of our residential mortgage loan portfolio was secured by properties located in California, which are particularly susceptible to natural disasters such as fires, earthquakes and mudslides. In addition, as of December 31, 2025, 10% of the total fair value of our residential mortgage loan portfolio was secured by properties located in Florida, which are particularly s”
SEC filing →As of 2026
Key person
- full reliance on external manager (TPG) for all decisions and personnelmedium
As an externally managed REIT, MITT has no employees of its own — substantially all investment, financing and risk decisions are made by its TPG-affiliated Manager, which also controls hiring/firing, creating dependence and conflict-of-interest risk.
“Substantially all of our investment, financing and risk management decisions are made by our Manager and not by us, and our Manager also has significant discretion as to the implementation of our operating policies and strategies.”
SEC filing →As of 2026
Regulatory & policy
- dependence on Fannie Mae / Freddie Mac (GSE conservatorship) for Agency RMBSmedium
MITT's Agency RMBS returns depend on payments guaranteed by Fannie Mae and Freddie Mac, which remain under FHFA conservatorship; FHFA actions or GSE policy changes could repudiate contracts and adversely affect the business.
“All the Agency RMBS in which we invest depend on a steady stream of payments on the mortgages underlying the securities. As conservator of Fannie Mae and Freddie Mac, the FHFA may disaffirm or repudiate (subject to certain limitations for qualified financial contracts) contracts that Freddie Mac or Fannie Mae entered into prior to the FH”
SEC filing →As of 2026
The hidden graph
Who it depends on, and who depends on it.
Relationships surfaced from filings, including ones disclosed by the other side, which is how the non-obvious ones come to light.
Its suppliers
Arc Home LLC
“The Company entered into forward purchase commitments to acquire certain loans from Arc Home which have not yet settled as of December 31, 2025.”
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