Phio Pharmaceuticals Corp. 10-Q

ITEM 5. OTHER INFORMATION None. ITEM 6. EXHIBITS EXHIBIT INDEX Incorporated by Reference Herein Exhibit Number Description Form Date 31.1 Sarbanes-Oxley Act Section 302 Certification of Principal Executive Officer and Principal Financial Officer. * 32.1 Sarbanes-Oxley Act Section 906 Certification of Principal Executive Officer and Principal Financial Officer. ** 101.INS Inline XBRL Instance Document.* 101.SCH Inline XBRL Taxonomy Extension Schema Document .* 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase Document. * 101.DEF Inline XBRL Taxonomy Extension Definition Linkbase Document. * 101.LAB Inline XBRL Taxonomy Extension Label Linkbase Document .* 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase Document. * 104 The cover page for this report, formatted in Inline XBRL (included in Exhibit 101).* * Filed herewith. ** Furnished herewith and not deemed “filed” for purposes of Section 18 of the Exchange Act or otherwise subject to the liability of that Section or incorporated by reference into any filing under the Securities Act or the Exchange Act. 24 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. Phio Pharmaceuticals Corp. By: /s/ Gerrit Dispersyn Gerrit Dispersyn, Dr. Med. Sc. President and Chief Executive Officer (as Principal Executive and Financial Officer) Date: August 12, 2021 25