Company: REVB
Filing Date: 2025-04-04
Form Type: DRS
Source: 0001213900-25-029022
Chunk: 88

Company: REVELATION BIOSCIENCES, INC.
Filing Date: 2025-04-04
Form: DRS
Chunk 88
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 2024, net cash used in investing activities consisted of a purchase of lab equipment. During the year ended December 31, 2023, there was no cash used in investing activities.

53

Net Cash Provided by Financing Activities During the year ended December 31, 2024, net cash provided by financing activities was $12.8 million, from net proceeds of $5.4 million received in connection with the February 2024 Public Offering (defined below), $0.2 million received from exercises of the Class D Common Stock Warrants (defined below), net proceeds of $3.5 million received in connection with the Class D Warrant Inducement (defined below) and net proceeds of $3.7 million received in connection with the Class E Warrant Inducement (defined below). During the year ended December 31, 2023, net cash provided by financing activities was $14.0 million from the February 2023 Public Offering (defined below). Contractual Obligations and Other Commitments The following table summarizes our contractual obligations as of December 31, 2024 and the effects of such obligations are expected to have on our liquidity and cash flow in future periods:

|                               |     | Less than 
 1 year    |        |     | 1 to 3 
 years  |   |     | 3 to 5 
 years  |   |     | More than 
 5 years   |   |     | Total |        |
|:------------------------------|:----|:----------|-------:|:----|:-------|:--|:----|:-------|:--|:----|:----------|:--|:----|:------|-------:|
| Operating lease obligations   |     | $         | 10,700 |     | $      | — |     | $      | — |     | $         | — |     | $     | 10,700 |
| Total contractual obligations |     | $         | 10,700 |     | $      | — |     | $      | — |     | $         | — |     | $     | 10,700 |

We have entered into an operating lease for laboratory space in San Diego, California. The table above includes future minimum lease payments under the non -cancelablelease arrangement. We enter into contracts in the normal course of business with third party service providers and vendors. These contracts generally provide for termination on notice and, therefore, are cancell