Cellectar Biosciences, Inc. 10-Q

Item 5. Other Information N o n e . ​ 35 Table of Contents Item 6. Exhibits ​ Incorporation by Reference Exhibit No. ​ ​ ​ Description ​ ​ ​ Filed with this Form 10-Q ​ ​ ​ Form ​ ​ ​ Filing Date ​ ​ ​ Exhibit No. ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 3.1 ​ Amended and Restated By-Laws of Cellectar Biosciences, Inc., effective as of March 11, 2025 ​ ​ ​ 8-K ​ March 17, 2025 ​ 3.1 ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 31.1 Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 X 31.2 Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 X 32.1 Certification of Chief Executive Officer and Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 X 101 Interactive Data Files X 104 ​ Cover Page Interactive Data File (Embedded within the Inline XBRL document and included in Exhibit). ​ X ​ ​ ​ ​ ​ ​ ​ ​ 36 Table of Contents 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 thereunto duly authorized. ​ CELLECTAR BIOSCIENCES, INC. Date: May 14, 2026 By: /s/ James V. Caruso James V. Caruso President and Chief Executive Officer ​ ​ (Principal Executive Officer) ​ ​ ​ Date: May 14, 2026 By: /s/ Chad J. Kolean ​ ​ Chad J. Kolean ​ ​ Chief Financial Officer ​ ​ (Principal Financial and Accounting Officer) ​ ​ 37