SCHEDULE 13G 0002024579 XXXXXXXX LIVE Class A ordinary shares, par value $0.0001 per share 09/30/2025 0002054272 1RT Acquisition Corp. G6757R105 PO BOX 309, UGLAND HOUSE GRAND CAYMAN E9 KY1-1104 Rule 13d-1(b) Jain Global LLC DE 0.00 894303.00 0.00 894303.00 894303.00 N 5.2 IA OO The holdings figures reported throughout this Schedule 13G consist of 894,303 Shares (as defined in Item 2(a)) held in the form of Units. Jain Holdings LLC DE 0.00 894303.00 0.00 894303.00 894303.00 N 5.2 HC OO The holdings figures reported throughout this Schedule 13G consist of 894,303 Shares held in the form of Units. Robert Jain X1 0.00 894303.00 0.00 894303.00 894303.00 N 5.2 HC IN The holdings figures reported throughout this Schedule 13G consist of 894,303 Shares held in the form of Units. 1RT Acquisition Corp. 205 West 28th Street, 2nd Floor Suite C, New York, New York 10001 This Schedule 13G is being jointly filed by Jain Global LLC ("Jain Global"), a registered investment adviser, Jain Holdings LLC ("Jain Holdings"), and Mr. Robert Jain (collectively with Jain Global and Jain Holdings, the "Reporting Persons") with respect to the class A ordinary shares, par value $0.0001 per share (the "Shares"), of 1RT Acquisition Corp. (the "Company") owned by Jain Global Master Fund Ltd (the "Fund"). Jain Global is the investment manager for the Fund. Jain Holdings is the sole member of Jain Global. Mr. Jain is the Chief Executive Officer and Chief Investment Officer of Jain Global, and owns a controlling interest in Jain Holdings. This Schedule 13G shall not be construed as an admission by the Reporting Persons that they are the beneficial owners of any of the Shares covered by this Schedule 13G. The address of each of the Reporting Persons is 9 West 57th Street, 39th Floor, New York, New York, 10019. Each of Jain Global and Jain Holdings is organized as a limited liability company under the laws of the State of Delaware. Mr. Jain is a U.S. citizen. N IA HC The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 17,250,000 Shares outstanding as of August 12, 2025, as reported in the Company's Quarterly Report on Form 10-Q for the quarterly period ended June 30, 2025, filed with the Securities and Exchange Commission on August 13, 2025. 5.2% The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Y N See Item 2(a). The Fund has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, more than 5 percent of the outstanding Shares. Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Exhibit 99.1: Power of Attorney for Noah Goldberg Exhibit 99.2: Joint Filing Agreement Jain Global LLC /s/ NOAH GOLDBERG 11/14/2025 Jain Holdings LLC /s/ NOAH GOLDBERG 11/14/2025 Robert Jain /s/ NOAH GOLDBERG 11/14/2025 * Noah Goldberg is signing on behalf of Robert Jain as attorney-in-fact pursuant to a power of attorney filed with the Securities and Exchange Commission attached hereto as Exhibit 99.1