Company: SHPH
Filing Date: 2025-11-18
Form Type: S-1
Source: 0001493152-25-024089
Chunk: 17

Company: Shuttle Pharmaceuticals Holdings, Inc.
Filing Date: 2025-11-18
Form: S-1
Chunk 17
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| 10.13 |     | Sublicense Agreement, dated February 15, 2019, between Shuttle Pharmaceuticals Inc. and Propagenix, Inc. (incorporated by reference to Exhibit 10.16 to the Registration Statement on Form S-1 (File No. 333-265429) filed on June 3, 2022).                                                                                |
| 10.14 |     | SBIR Contract #HHSN261201800016C/75N91018C00016 Agreement between Shuttle Pharmaceuticals, LLC and National Institute of Health National Cancer Institute (incorporated by reference to Exhibit 10.17 to the Registration Statement on Form S-1 (File No. 333-265429) filed on June 3, 2022).                               |
| 10.15 |     | Promissory Note, dated as of August 24, 2019, between Shuttle Pharmaceuticals Holdings, Inc. and Anatoly Dritschilo (incorporated by reference to Exhibit 10.18 to the Registration Statement on Form S-1 (File No. 333-265429) filed on June 3, 2022).                                                                     |
| 10.16 |     | SBIR Phase II Contract #75N9101C00031, dated September 6, 2019, between Shuttle Pharmaceuticals, Inc. and National Institute of Health National Cancer Institute (incorporated by reference to Exhibit 10.19 to the Registration Statement on Form S-1 (File No. 333-265429) filed on June 3, 2022).                        |
| 10.17 |     | Director Offer Letter, dated December 2, 2020, between Chris H. Senanayake and Shuttle Pharmaceuticals Holdings, Inc. (incorporated by reference to Exhibit 10.20 to the Registration Statement on Form S-1 (File No. 333-265429) filed on June 3, 2022).                                                                   |
| 10.18 |     | Promissory Note, dated December 1, 2020, between Shuttle Pharmaceuticals Holdings, Inc. and Joy Dritschilo (incorporated by reference to Exhibit 10.21 to the Registration Statement on Form S-1 (File No. 333-265429) filed on June 3, 2022).                                                                              |
| 10.19 |     | Promissory Note, dated December 1, 2020