United States securities and exchange commission logo August 18, 2020 James V. Caruso President and Chief Executive Officer Cellectar Biosciences, Inc. 100 Campus Drive Florham Park, New Jersey 07932 Re: Cellectar Biosciences, Inc. Registration Statement on Form S-3 Filed August 11, 2020 File No. 333-244362 Dear Mr. Caruso: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Alan Campbell at 202-551-4224 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: Gregory J. Lynch, Esq.