Company: REVB
Filing Date: 2025-05-23
Form Type: S-1/A
Source: 0001213900-25-047104
Chunk: 213

Company: REVELATION BIOSCIENCES, INC.
Filing Date: 2025-05-23
Form: S-1/A
Chunk 213
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, 2024, the Company issued 6,312shares of common stock in connection with a notice of cash exercise for the Class D Common Stock Warrants issued in connection with the February 2024 Public Offering with a total purchase price of $ 241,390. As of December 31, 2024, the Company issued 159,249shares of common stock in connection with notices of cash exercise for the Class D Common Stock Existing Warrants issued in connection with the Class D Warrant Inducement with a total purchase price of $ 3.8million. As part of the Class D Warrant Inducement the Class D Common Stock Warrants the Company issued common stock to a third party consultant on June 11, 2024, as a result the exercise price of the Class D Common Stock Warrants were reset from $ 72.48to $ 38.24. Additionally, on August 22, 2024, the exercise price of the Class D Common Stock Warrants was reset from $ 38.24to $ 16.00. As part of the 2025 Reverse Stock Split on January 28, 2025, the exercise price of the Class D Common Stock Warrants was reset from $ 16.00to $ 3.7596. As of December 31, 2024 there were 80,940Class D Common Stock Warrants outstanding to purchase up to 5,060shares of common stock that were not included in the Class D Warrant Inducement. F-23 REVELATION BIOSCIENCES, INC.
Notes to the Consolidated Financial Statements 10. Warrants(cont.)

The fair value of the Class D
Common Stock Warrants were originally estimated using the Black-Scholes option pricing model with the following assumptions:

| Volatility              |     |  100 | % |
| Expected term (years)   |     |    5 |   |
| Risk-free interest rate |     | 4.20 | % |
| Expected dividend yield |     |  0.0 | % |

Modification of the Class D Common Stock Warrants and Class E Common Stock Warrants

As part of the Class D
Warrant Inducement, the Class D Common Stock Existing Warrants to purchase up to shares of common stock were modified.
Due to the warrant modification the fair value of the Class D Common Stock Existing Warrants were revalued before and after the warrant
modification, and as the warrant modification is