Company: PFSA
Filing Date: 2025-10-29
Form Type: 424B3
Source: 0001213900-25-103174
Chunk: 279

Company: Profusa, Inc.
Filing Date: 2025-10-29
Form: 424B3
Chunk 279
---
 the next $0.3 million on July 20, 2023, the time to event was 0.22 years and the
discount rate applied was 13.82%. At issuance of the additional $0.3 million on August 15, 2023, the time to event was 0.15 years
and the discount rate applied was 13.70%. The final amount which was less than $0.02 million was issued on February 6, 2024; the time
to event was 0.66 years and the discount rate applied was 13.69%.

On December 31, 2024
the time event was 0.41 years and the discount rate applied was 11.78%. The fair value of the convertible debt as of December 31,
2023 was $1.71 million and the fair value as of December 31, 2024 was $2.2 million.

Note 4 — Balance Sheet Components

Prepaid expenses and other current assets (in thousands)

|                   |     |   |        As of 
 December 31, 
         2024 |     |   |        As of 
 December 31, 
         2023 |
|:------------------|:----|:--|-------------:|:----|:--|-------------:|
| Employee advances |     |   |            — |     |   |           96 |
| Prepaid legal     |     |   |           25 |     |   |            — |
| Prepaid insurance |     |   |           37 |     |   |            — |
| Prepaid other     |     |   |            7 |     |   |           50 |
|                   |     | $ |           69 |     | $ |          146 |

<div align='center'>F-14

PROFUSA, INC. AND SUBSIDIARY
NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS</div>

Note 4 — Balance Sheet Components
(cont.)

Accrued Liabilities (in thousands)

|                           |     | As of        
 December 31, 
 2024         |        |   |     | As of        
 December 31, 
 2023         |        |   |
|:--------------------------|:----|:-------------|:-------|:--|:----|:-------------|:-------|:--|
| Accrued compensation      |     | $