Company: PFSA
Filing Date: 2025-10-29
Form Type: 424B3
Source: 0001213900-25-103174
Chunk: 336

Company: Profusa, Inc.
Filing Date: 2025-10-29
Form: 424B3
Chunk 336
---
 been declared to date.

The Company had reserved shares
of common stock, on an as-converted basis, for future issuance as follows:

|                                            |     |     |   June 30, 
       2025 |     |     | December 31, 
         2024 |
|:-------------------------------------------|:----|:----|-----------:|:----|:----|-------------:|
| Conversion of Series A preferred stock     |     |     |  4,350,314 |     |     |    4,350,314 |
| Conversion of Series B preferred stock     |     |     |  5,293,175 |     |     |    5,293,175 |
| Conversion of Series C/C-1 preferred stock |     |     |  8,220,445 |     |     |    8,220,445 |
| Outstanding options under 2010 Plan        |     |     |  4,520,250 |     |     |    2,972,055 |
| Issuance of options under the 2010 Plan    |     |     |     11,896 |     |     |    1,550,091 |
|                                            |     |     | 22,396,080 |     |     |   22,396,080 |

Note 9 — Stock Option Plan

In 2010, the Company adopted
the 2010 Equity Incentive Plan (the “Plan”) under which 2,000,000 shares of the Company’s common stock have been initially
reserved for issuance to employees, directors and consultants. The number of reserved shares has been increased over the years and
currently equals 4,636,454 shares. Options granted under the Plan may be either incentive stock options (“ISO”) or nonqualified
stock options (“NSO”). ISOs may be granted only to Company employees, including officers and directors who are also employees.
NSOs may be granted to Company employees, consultants and advisors.

<div align='center'>F-47

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

Note 9 — Stock Option Plan
(cont.)

A person who owns (or is deemed
to own) stock possessing more than ten percent (10%) of the total combined voting power of all classes of stock of the Company will not