Translational Development Acquisition Corp-A 2025年度报告

(Registrant’s telephone number, including area code) Securities registered pursuant to Section12(b)of the Act: Securities registered pursuant to section 12(g)of the Act: None. Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule405 of the Securities Act. Yes☐No☒ Indicate by check mark if the registrant is not required to file reports pursuant to Section13 or Section15(d)of the Act. Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d)of the Securities Exchange Act of 1934 during thepreceding 12months (or for such shorter period that the registrant was required to file such reports), and (2)has been subject to such filing requirements for thepast 90days. Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule405 of RegulationS-T (§ 232.405 of this chapter) during the preceding 12months (or for such shorter period that the registrant was required to submit such files). Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerginggrowth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule12b-2of the Exchange Act: ☒Smaller reporting company If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new orrevised financial accounting standards provided pursuant to Section13(a)of the Exchange Act.☐ Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control overfinancial reporting under Section404(b)of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its auditreport.☐ If securities are registered pursuant to Section12(b)of the Act, indicate by check mark whether the financial statements of the registrant included in the filingreflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by anyof the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 of the Act). Yes☒No☐ The aggregate market value of the registrant’s outstanding Class A Ordinary Shares, other than shares held by persons who may be deemed affiliates of theregistrant, computed by reference to the closing price for the Class A Ordinary Shares on June 30, 2025, the last business day of the registrant’s most recentlycompleted second fiscal quarter, as reported on the Global Market tier of The Nasdaq Stock Market LLC, was $177,675,000. As of March 30, 2026, 17,250,000 ClassA ordinary shares and 4,657,500 ClassB ordinary shares were issued and outstanding. DOCUMENTS INCORPORATED BY REFERENCE TRANSLATIONAL DEVELOPMENT ACQUISITION CORP. FORM 10-K FOR THE FISCAL YEAR ENDED DECEMBER 31, 2025 TABLE OF CONTENTS PART I4Item 1.Business4Item 1A. Risk Factors10Item 1B. Unresolved Staff Comments10Item 1CCybersecurity11Item 2.Properties11Item 3.Legal Proceedings11Item 4.Mine Safety Disclosures11PART II12Item 5.Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of EquitySecurities12Item 6.[Reserved]13Item 7.Management’s Discussion and Analysis of Financial Condition and Results of Operations13Item 7A.Quantitative and Qualitative Disclosures About Market Risk16Item 8.Financial Statements and Supplementary Data16Item 9.Changes in and Disagreements with Accountants on Accounting and Financial Disclosure16Item 9A. Controls and Procedures16Item 9B.Other Information17Item 9C.Disclosure Regarding Foreign Jurisdictions that Prevent Inspections17PART III18Item 10.Directors, Executive Officers and Corporate Governance18Item 11.Executive Compensation26Item 12.Security Ownership of Certain Beneficial Owners and Management and Related Shareholder Matters26Item 13.Certain Relationships and Related Transactions, and Director Independence28Item 14.Principal Accounting Fees and Services31PART IV32Item 15.Exhibits and Financial Statement Schedules32Item 16.Form 10-K Summary34SIGNATURES35 Cautionary NoteRegarding Forward Looking Statements This Annual Report on Form10-K (this “Annual Report”) contains forward-looking statements within themeaning of Section27A of theSecurities Act of 1933, as amended (the “Securities Act”), and Section21E oftheSecurities Exchange Act of 1934, as amended (the “Exchange Act”), that are not historical facts, and involve risksand uncertainties that could cause actual result