Financial Performance - For the three months ended September 30, 2025, the company reported a net income of $2,764,627, primarily from interest earned on investments held in the Trust Account of $2,901,973, after deducting general and administrative costs of $137,346[117]. - For the nine months ended September 30, 2025, the company achieved a net income of $4,063,344, with interest income from the Trust Account totaling $4,669,717, offset by general and administrative costs of $606,373[117]. Trust Account and Securities - As of September 30, 2025, the company held marketable securities in the Trust Account amounting to $280,669,717, which includes approximately $4,669,717 of interest income[122]. Initial Public Offering - The company completed its Initial Public Offering on May 5, 2025, raising gross proceeds of $276,000,000 from the sale of 27,600,000 units at $10.00 per unit, including the full exercise of the underwriters' over-allotment option[119]. - Transaction costs incurred during the Initial Public Offering totaled $18,821,468, which included $4,800,000 in cash underwriting commissions and $13,140,000 in deferred underwriting commissions[120]. Operational Cash and Expenditures - As of September 30, 2025, the company had cash of $660,638 available for operational activities and due diligence on prospective target businesses[123]. - The company anticipates needing to raise additional funds to meet operational expenditures prior to the initial Business Combination and may incur debt or issue additional securities for this purpose[126]. - The company incurred $468,024 in cash used for operating activities for the nine months ended September 30, 2025[121]. Debt and Obligations - The company has no long-term debt obligations or off-balance sheet arrangements as of September 30, 2025[127][128]. Registration Rights - The company has granted registration rights to holders of founder shares and Private Placement Warrants, allowing them to demand registration of their securities[131].

Financial Performance - For the three months ended June 30, 2025, the company reported a net income of $1,319,166, driven by interest earned on investments held in the Trust Account of $1,767,744, offset by general and administrative costs of $448,578 [122]. - Cash used in operating activities for the six months ended June 30, 2025, was $301,421, with net income of $1,298,717 impacted by interest earned on investments [126]. Trust Account and Securities - As of June 30, 2025, the company had marketable securities held in the Trust Account totaling $277,767,744, which includes approximately $1,767,744 of interest income [127]. - The company intends to use substantially all funds held in the Trust Account to complete its initial Business Combination, with remaining proceeds allocated for working capital to finance operations of the target business [127]. - As of June 30, 2025, the company had cash of $827,241 available for identifying and evaluating target businesses and related due diligence activities [128]. - The underwriters of the Initial Public Offering are entitled to a deferred underwriting discount of 4.50% of the gross proceeds held in the Trust Account, amounting to $13,140,000 in total [136]. Initial Public Offering - The company completed its Initial Public Offering on May 5, 2025, raising gross proceeds of $276,000,000 from the sale of 27,600,000 units at $10.00 per unit [124]. - Transaction costs incurred during the Initial Public Offering amounted to $18,821,468, which included $4,800,000 in cash underwriting commissions and $13,140,000 in deferred underwriting commissions [125]. Financing and Debt - The company may require additional financing to meet expenditures prior to the initial Business Combination and may issue additional securities or incur debt if necessary [130]. - The company has no long-term debt obligations or off-balance sheet arrangements as of June 30, 2025 [133][134].

Financial Performance - The company reported a net loss of $20,449 for the three months ended March 31, 2025, primarily due to general and administrative costs [102]. - The company has not generated any revenues to date and does not expect to do so until after the completion of its initial Business Combination [101]. Initial Public Offering - As of May 5, 2025, the company completed its Initial Public Offering of 27,600,000 units at $10.00 per unit, raising a total of $276,000,000 placed in the Trust Account [105][106]. - The company incurred transaction costs of $18,821,468 related to the Initial Public Offering, including $4,800,000 in cash underwriting commissions and $13,140,000 in deferred underwriting commissions [106][114]. Use of Funds - The company intends to use substantially all funds in the Trust Account to complete its initial Business Combination, with remaining proceeds allocated for working capital [107]. - The company plans to utilize funds held outside the Trust Account for identifying and evaluating target businesses and conducting due diligence [108]. Financial Obligations - The company has no long-term debt obligations or off-balance sheet arrangements as of March 31, 2025 [111]. - The company has a contractual obligation to pay the Sponsor $10,000 per month for office space and administrative support, starting May 1, 2025 [112]. - The company may require additional financing to complete its initial Business Combination or to cover redemptions of public shares [110]. Securities and Registration - The company has granted registration rights to holders of founder shares and Private Placement Warrants, allowing them to demand registration of their securities [115].

As filed with the Securities and Exchange Commission on April 14, 2025. Registration No. 333-284565 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 5 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CARTESIAN GROWTH CORPORATION III (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Cayman Islands 6770 N/A (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identif ...

As filed with the Securities and Exchange Commission on April 10, 2025. Registration No. 333-284565 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 4 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CARTESIAN GROWTH CORPORATION III (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) If any of the securities ...

As filed with the Securities and Exchange Commission on April 2, 2025. Registration No. 333-284565 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CARTESIAN GROWTH CORPORATION III (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organization) 505 Fifth Avenue, 15th Floor New York, New York 10017 Tel: (212) 461-6363 (Address, including zip code, and telephone number, including area code, of registrant's pri ...

As filed with the Securities and Exchange Commission on March 21, 2025. Registration No. 333-284565 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CARTESIAN GROWTH CORPORATION III (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identif ...

As filed with the Securities and Exchange Commission on March 5, 2025. (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Registration No. 333-284565 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CARTESIAN GROWTH CORPORATION III (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (I.R.S. Employer Identifi ...

As filed with the Securities and Exchange Commission on January 28, 2025. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 CARTESIAN GROWTH CORPORATION III (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Number) 505 Fif ...