| Delaware | 26-0389433 | |
| (State or other jurisdiction of incorporation or organization) | (I.R.S. Employer Identification No.) | 
| Large accelerated filer | ☐ | Accelerated filer | ☐ | |
| Non-accelerated filer | ☒ | Smaller reporting company | ☒ | |
| Emerging growth company | ☐ | 
| • | Registration Statement No. 333-207973, registering 1,854,161 shares of common stock of the Company, par value $0.001 per share (“Shares”), issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive
              Compensation Plan., filed with the Securities and Exchange Commission (the “Commission”) on November 13, 2015;  | |
| • | Registration Statement No. 333-216967, registering 150,000 Shares, issuable pursuant to the Company’s Non-Qualified Stock Option Inducement Award, filed with the Commission on March 27, 2017; | |
| • | Registration Statement No. 333-216968, registering 999,482 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the Commission on March 27, 2017;  | |
| • | Registration Statement No. 333-223597, registering 1,355,387 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the Commission on March 12, 2018;  | |
| • | Registration Statement No. 333-230182, registering 1,500,000 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the Commission on March 11, 2019;  | |
| • | Registration Statement No. 333-237051, registering 1,500,000 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the Commission on March 10, 2020;  | |
| • | Registration Statement No. 333-256028, registering 1,500,000 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the Commission on May 12, 2021; | |
| • | Registration Statement No. 333-263128, registering 1,500,000 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the Commission on March 1, 2022;  | |
| • | Registration Statement No. 333-270891, registering 1,500,000 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. Amended and Restated 2014 Omnibus Incentive Compensation Plan, filed with the
              Commission on March 28, 2023; and | |
| • | Registration Statement No. 333-272805, registering 6,900,000 Shares, issuable pursuant to the Zynerba Pharmaceuticals, Inc. 2023 Stock Option and Incentive Plan, filed with the Commission on June 21, 2023. | 
| ZYNERBA PHARMACEUTICALS, INC. | ||
| By: | /s/ Sandip Kapadia | |
| Name: | Sandip Kapadia | |
| Title: | President, Chief Executive Officer and Chief Financial Officer | |