Business and Organization	12 Months Ended
Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Business and Organization	Business and Organization Rithm Property Trust Inc., a Maryland corporation (“Rithm Property Trust” or the “Company”), is an externally managed real estate investment trust (“REIT”) formed on January 30, 2014, and capitalized on March 28, 2014, by its then sole stockholder, Aspen Yo LLC, an affiliate of the Aspen Capital group of companies. The Company focuses on investments in the commercial real estate (“CRE”) sector. As of December 31, 2025, the Company has two reportable operating segments: Residential and Commercial. The Company’s CRE business focuses on investments in the CRE sector, including originating, acquiring and managing portfolios of CMBS, commercial real property, commercial mortgage loans and other CRE investments. The Company’s Residential segment is focused on managing its historical portfolio, which includes residential mortgage assets, including whole mortgage loans, RMBS and beneficial interests. Prior to the Strategic Transaction (as defined below), the Company had primarily targeted acquisitions of (i) re-performing loans (“RPLs”), which are residential mortgage loans on which at least five of the seven most recent payments have been made, or the most recent payment has been made and accepted pursuant to an agreement, or the full dollar amount, to cover at least five payments has been paid in the last seven months and (ii) non-performing loans (“NPLs”), which are residential mortgage loans on which the most recent three payments have not been made. On June 11, 2024, the Company completed its previously announced strategic transaction with Rithm Capital Corp. (together with its subsidiaries, “Rithm” and such transactions together, the “Strategic Transaction”). In connection with the Strategic Transaction, the Company entered into a Securities Purchase Agreement (the “SPA”), pursuant to which, following stockholder approval on May 20, 2024, it issued $14.0 million of the Company’s common stock, par value $0.01 (“Common Stock”), at a price of $29.22 per share (which represents the trailing five-day average closing price of the Company’s Common Stock on the New York Stock Exchange as of the date of the SPA to Rithm. The Company also entered into a management agreement, dated as of June 11, 2024 (as amended by that First Amendment to the Management Agreement, dated as of October 18, 2024, and as further amended by that Second Amendment to the Management Agreement, dated as of February 12, 2026, and as may be further amended, modified or supplemented from time to time, the “Management Agreement”), with RCM GA Manager LLC, an affiliate of Rithm (“RCM GA” or the “Manager”), which became the Company’s external manager; terminated its prior management agreement; entered into a term loan with a subsidiary of Rithm; and issued warrants to Rithm to purchase shares of the Company’s Common Stock. The Company changed its principal place of business and corporate headquarters to 799 Broadway, 8th Floor, New York, NY 10003. On December 2, 2024, the Company rebranded and changed its name to Rithm Property Trust Inc. from Great Ajax Corp. In connection with the Strategic Transaction, on June 11, 2024, the Company terminated its existing management contract with the Former Manager in exchange for approximately 0.5 million shares of Common Stock and $0.6 million in cash. On October 18, 2024, the Company’s board of directors (“Board of Directors”) approved, and the Company and the Manager entered into the Amendment, to provide that the base management fee and the incentive fee shall be payable in cash or, at the election of the Manager, in shares of Common Stock of the Company, subject to the terms and conditions of the Amendment. The Company conducts substantially all of its business through its operating partnership, Great Ajax Operating Partnership L.P., a Delaware limited partnership (the “Operating Partnership”), and its subsidiaries. The Company, through a wholly-owned subsidiary, Great Ajax Operating LLC, is the sole general partner of the Operating Partnership. The Company has certain wholly-owned subsidiaries that it has elected to treat as taxable REIT subsidiaries (“TRSs”) under Internal Revenue Code of 1986, as amended (the “Internal Revenue Code”). These entities own an equity interest in the Former Manager and previously owned an equity interest in the Former Servicer, and were also formed to own, maintain, improve and sell real estate owned (“REO”) properties acquired by the Company. Great Ajax Funding LLC is a wholly-owned subsidiary of the Operating Partnership formed to act as the depositor of mortgage loans into securitization trusts and to hold the subordinated securities issued by such trusts. AJX Mortgage Trust I is a wholly-owned subsidiary of the Operating Partnership formed to hold mortgage loans used as collateral for financings under the Company’s repurchase agreements. The Operating Partnership, through interests in certain entities, as of December 31, 2025 and 2024, held 99.7% and 99.9% of Rithm Property Trust II REIT Inc. (“Rithm Property Trust II REIT”), respectively, which owns Great Ajax II Depositor LLC (“Great Ajax II Depositor”), which was formed to act as the depositor of mortgage loans into securitization trusts and to hold the subordinated securities issued by such trusts. Similarly, as of December 31, 2025 and 2024, the Operating Partnership wholly-owned Great Ajax III Depositor LLC, which was formed to act as the depositor for a single securitization transaction. In December 2025, as part of the execution of its CRE investment strategy, the Company acquired an indirect minority interest in Paramount Group Operating Partnership LP (“PGOP”), which through its affiliates and joint ventures owns a portfolio (the “PGRE Portfolio”) of CRE properties, through an investment (the “PGRE Investment”) in affiliated aggregator vehicles formed in connection with Rithm’s acquisition of Paramount Group, Inc. (“Paramount”). The PGRE Portfolio consists of ten properties: 1633 Broadway, 1301 Avenue of the Americas, 1325 Avenue of the Americas, 31 W 52nd Street, 712 Fifth Avenue, 1600 Broadway and 900 3rd Avenue in New York, New York and One Market Plaza, 300 Mission Street and One Front Street in San Francisco, California. The Company made an initial cash investment of $50.0 million and committed to make up to an additional $7.5 million of capital contributions under certain circumstances. The PGRE Investment was approved by the Company’s independent directors and was funded with cash on hand. On December 19, 2025, the Company’s Board of Directors approved a reverse stock split, which was effected on December 30, 2025, of its Common Stock at a ratio of one share for every six shares issued and outstanding (the “Reverse Stock Split”). Unless otherwise indicated, all share and per-share amounts in the consolidated financial statements have been retroactively adjusted to reflect the Reverse Stock Split.

Rithm Property Trust Inc., a Maryland corporation (“Rithm Property Trust” or the “Company”), is an externally managed real estate investment trust (“REIT”) formed on January 30, 2014, and capitalized on March 28, 2014, by its then sole stockholder, Aspen Yo LLC, an affiliate of the Aspen Capital group of companies. The Company focuses on investments in the commercial real estate (“CRE”) sector.

As of December 31, 2025, the Company has two reportable operating segments: Residential and Commercial. The Company’s CRE business focuses on investments in the CRE sector, including originating, acquiring and managing portfolios of CMBS, commercial real property, commercial mortgage loans and other CRE investments. The Company’s Residential segment is focused on managing its historical portfolio, which includes residential mortgage assets, including whole mortgage loans, RMBS and beneficial interests. Prior to the Strategic Transaction (as defined below), the Company had primarily targeted acquisitions of (i) re-performing loans (“RPLs”), which are residential mortgage loans on which at least five of the seven most recent payments have been made, or the most recent payment has been made and accepted pursuant to an agreement, or the full dollar amount, to cover at least five payments has been paid in the last seven months and (ii) non-performing loans (“NPLs”), which are residential mortgage loans on which the most recent three payments have not been made.

On June 11, 2024, the Company completed its previously announced strategic transaction with Rithm Capital Corp. (together with its subsidiaries, “Rithm” and such transactions together, the “Strategic Transaction”). In connection with the Strategic Transaction, the Company entered into a Securities Purchase Agreement (the “SPA”), pursuant to which, following stockholder approval on May 20, 2024, it issued $14.0 million of the Company’s common stock, par value $0.01 (“Common Stock”), at a price of $29.22 per share (which represents the trailing five-day average closing price of the Company’s Common Stock on the New York Stock Exchange as of the date of the SPA to Rithm. The Company also entered into a management agreement, dated as of June 11, 2024 (as amended by that First Amendment to the Management Agreement, dated as of October 18, 2024, and as further amended by that Second Amendment to the Management Agreement, dated as of February 12, 2026, and as may be further amended, modified or supplemented from time to time, the “Management Agreement”), with RCM GA Manager LLC, an affiliate of Rithm (“RCM GA” or the “Manager”), which became the Company’s external manager; terminated its prior management agreement; entered into a term loan with a subsidiary of Rithm; and issued warrants to Rithm to purchase shares of the Company’s Common Stock. The Company changed its principal place of business and corporate headquarters to 799 Broadway, 8th Floor, New York, NY 10003. On December 2, 2024, the Company rebranded and changed its name to Rithm Property Trust Inc. from Great Ajax Corp.

On October 18, 2024, the Company’s board of directors (“Board of Directors”) approved, and the Company and the Manager entered into the Amendment, to provide that the base management fee and the incentive fee shall be payable in cash or, at the election of the Manager, in shares of Common Stock of the Company, subject to the terms and conditions of the Amendment.

The Company conducts substantially all of its business through its operating partnership, Great Ajax Operating Partnership L.P., a Delaware limited partnership (the “Operating Partnership”), and its subsidiaries. The Company, through a wholly-owned subsidiary, Great Ajax Operating LLC, is the sole general partner of the Operating Partnership. The Company has certain wholly-owned subsidiaries that it has elected to treat as taxable REIT subsidiaries (“TRSs”) under Internal Revenue Code of 1986, as amended (the “Internal Revenue Code”). These entities own an equity interest in the Former Manager and previously owned an equity interest in the Former Servicer, and were also formed to own, maintain, improve and sell real estate owned (“REO”) properties acquired by the Company. Great Ajax Funding LLC is a wholly-owned subsidiary of the Operating Partnership formed to act as the depositor of mortgage loans into securitization trusts and to hold the subordinated securities issued by such trusts. AJX Mortgage Trust I is a wholly-owned subsidiary of the Operating Partnership formed to hold mortgage loans used as collateral for financings under the Company’s repurchase agreements.

The Operating Partnership, through interests in certain entities, as of December 31, 2025 and 2024, held 99.7% and 99.9% of Rithm Property Trust II REIT Inc. (“Rithm Property Trust II REIT”), respectively, which owns Great Ajax II Depositor LLC (“Great Ajax II Depositor”), which was formed to act as the depositor of mortgage loans into securitization trusts and to hold the subordinated securities issued by such trusts. Similarly, as of December 31, 2025 and 2024, the Operating Partnership wholly-owned Great Ajax III Depositor LLC, which was formed to act as the depositor for a single securitization transaction.

In December 2025, as part of the execution of its CRE investment strategy, the Company acquired an indirect minority interest in Paramount Group Operating Partnership LP (“PGOP”), which through its affiliates and joint ventures owns a portfolio (the “PGRE Portfolio”) of CRE properties, through an investment (the “PGRE Investment”) in affiliated aggregator vehicles formed in connection with Rithm’s acquisition of Paramount Group, Inc. (“Paramount”). The PGRE Portfolio consists of ten properties: 1633 Broadway, 1301 Avenue of the Americas, 1325 Avenue of the Americas, 31 W 52nd Street, 712 Fifth Avenue, 1600 Broadway and 900 3rd Avenue in New York, New York and One Market Plaza, 300 Mission Street and One Front Street in San Francisco, California. The Company made an initial cash investment of $50.0 million and committed to make up to an additional $7.5 million of capital contributions under certain circumstances. The PGRE Investment was approved by the Company’s independent directors and was funded with cash on hand.

On December 19, 2025, the Company’s Board of Directors approved a reverse stock split, which was effected on December 30, 2025, of its Common Stock at a ratio of one share for every six shares issued and outstanding (the “Reverse Stock Split”). Unless otherwise indicated, all share and per-share amounts in the consolidated financial statements have been retroactively adjusted to reflect the Reverse Stock Split.