Research Alliance Corp III 10-Q

Item 5. Other Information None . Item 6. Exhibits Exhibit Number Incorporation by Reference Description Schedule / Form File Number Exhibit Filing Date   1.1 Underwriting Agreement, dated May 19, 2026, between the Company and Leerink Partners LLC. 8-K 001-43302 1.1 May 21, 2026   2.1 Business Combination Agreement, dated as of July 26, 2026, by and among Research Alliance Corporation III, OHB Pediatrics Ltd. and the Shareholders named therein. 8-K 001-43302 2.1 July 27, 2026   3.1 Amended and Restated Memorandum and Articles of Association. 8-K 001-43302 3.1 May 21, 2026  10.1 Investment Management Trust Agreement, dated May 19, 2026, between Continental Stock Transfer & Trust Company and the Company. 8-K 001-43302 10.1 May 21, 2026  10.2 Registration and Shareholder Rights Agreement, dated May 19, 2026, by and among the Company, the Sponsor and the other parties thereto. 8-K 001-43302 10.2 May 21, 2026  10.3 Private Placement Shares Purchase Agreement, dated May 19, 2026, between the Company and the Sponsor. 8-K 001-43302 10.3 May 21, 2026  10.4 Form of Indemnity Agreement between the Company and each of the officers and directors of the Company. 8-K 001-43302 10.4 May 21, 2026  10.5 Indemnification Agreement, dated May 19, 2026, between the Company and the Sponsor. 8-K 001-43302 10.5 May 21, 2026  10.6 Letter Agreement, dated May 19, 2026, by and among the Company, the Sponsor, and each director and executive officer of the Company. 8-K 001-43302 10.6 May 21, 2026  10.7 Sponsor Letter Agreement, dated as of July 26, 2026, by and among Research Alliance Holdings III LLC, Research Alliance Corporation III, certain other holders of Research Alliance Corporation III Class B ordinary shares set forth on Schedule I thereto, and OHB Pediatrics Ltd. 8-K 001-43302 10.1 July 27, 2026  10.8 Form of OHB Pediatrics Ltd. SAFE 8-K 001-43302 10.2 July 27, 2026  10.9 Backstop Agreement, dated as of July 26, 2026, between Research Alliance Corporation III and RA Capital Healthcare Fund, L.P. 8-K 001-43302 10.3 July 27, 2026  10.10 Form of Subscription Agreement. 8-K 001-43302 10.4 July 27, 2026  10.11 Form of Investor Rights Agreement. 8-K 001-43302 10.5 July 27, 2026  10.12 Form of Lock-Up Agreement. 8-K 001-43302 10.6 July 27, 2026  31.1* Certification of Principal Executive Officer Pursuant to Securities Exchange Act Rules 13a-14(a), as adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002  31.2* Certification of Principal Financial Officer Pursuant to Securities Exchange Act Rules 13a-14(a), as adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002  32.1** Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002  32.2** Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 101.INS** XBRL Instance Document 101.SCH** XBRL Taxonomy Extension Schema Document 101.CAL** XBRL Taxonomy Extension Calculation Linkbase Document 101.DEF** XBRL Taxonomy Extension Definition Linkbase Document 101.LAB** XBRL Taxonomy Extension Labels Linkbase Document 101.PRE** XBRL Taxonomy Extension Presentation Linkbase Document 104** Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). * Filed herewith. ** Furnished herewith and not deemed to be “filed” under the Securities Exchange Act of 1934, as amended. †Certain of the exhibits and schedules to this Exhibit have been omitted in accordance with Regulation S-K Item 601(a)(5). The Registrant agrees to furnish a copy of all omitted exhibits and schedules to the SEC upon its request. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: August 12, 2026 RESEARCH ALLIANCE CORPORATION III By: /s/ Fran Adams Name: Fran Adams Title: Chief Financial Officer ( Principal Financial and Accounting Officer )