Company: PFSA
Filing Date: 2025-08-29
Form Type: S-1
Source: 0001213900-25-082672
Chunk: 379

Company: Profusa, Inc.
Filing Date: 2025-08-29
Form: S-1
Chunk 379
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 |
| Change in fair value of convertible promissory note |     |                |    225,330 |
| Fair value at March 31, 2025                        |     |                |  9,133,382 |
| Change in fair value of convertible promissory note |     |                |  1,154,729 |
| Fair value at June 30, 2025                         |     | $              | 10,288,111 |

|                                                       |     | Convertible 
 Promissory  
 Note        |           |   |
|:------------------------------------------------------|:----|:------------|----------:|:--|
| Fair value at December 31, 2023                       |     | $           |   944,118 |   |
| Principal proceeds                                    |     |             |   378,185 |   |
| Change in fair value of convertible promissory note   |     |             |   (60,077 | ) |
| Fair value at March 31, 2024                          |     |             | 1,262,226 |   |
| Proceeds received through convertible promissory note |     |             |   330,796 |   |
| Change in fair value of convertible promissory note   |     |             |   (66,021 | ) |
| Fair value at June 30, 2024                           |     | $           | 1,527,001 |   |

The fair value of the Company’s convertible promissory note is valued using a compound option formula on the convertible feature and a present value of the host contract. The valuation technique requires inputs that are both unobservable and significant to the overall fair value measurement. These inputs reflect management’s own assumption about the assumptions a market participant would use in pricing the working capital loan.

The convertible promissory note was classified within Level 3 of the fair value hierarchy due to the use of unobservable inputs. Inherent in pricing models are assumptions related to expected share-price volatility, expected life and risk-free interest rate. The Company estimates the volatility of its common stock based on historical volatility that

F-107

NORTHVIEW ACQUISITION CORPORATION
NOTES TO UNAUDITED CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Note 8 — Fair Value Measurements (cont.)

matches the expected remaining life of the note. The risk-free interest rate is based on the U.S. Treasury zero-coupon yield curve on the grant date for a