Company: PFSA
Filing Date: 2025-08-25
Form Type: 424B3
Source: 0001213900-25-080387
Chunk: 146

Company: Profusa, Inc.
Filing Date: 2025-08-25
Form: 424B3
Chunk 146
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ucement Shares related to Milestone I Event and Milestone II Event for each simulated stock price path, and the vesting and payoff of the Milestone Earnout Shares related to Milestone III Event and Milestone IV Event for each simulated revenue path and the correlated stock price path. The fair value is then determined by averaging the payoff across all simulated paths and discounting it to the valuation date. HH. Reflects transaction costs incurred in excess of proceeds. II.To account for the PIPE Investors interest at 10% related to the first tranche of the PIPE Convertible Note. JJ.To account for the warrant expense associated to the 450,000 minimum number of warrants issuable to Ascent associated with the ELOC Registration Rights Agreement, calculated based on the warrant fair value on the warrant agreement date. KK. Represents elimination of the changes in the fair value of Northview’s Securities Purchase Agreement upon the closing of the Business Combination. 92

4. Net Loss per Share Represents the net loss per share calculated using the historical weighted average shares outstanding, and the issuance of additional shares in connection with the Business Combination, assuming the shares were outstanding since January 1, 2024. As the Business Combination and related transactions are being reflected as if they had occurred at the beginning of January 1, 2024, the calculation of weighted average shares outstanding for basic and diluted net loss per share assumes that the shares issuable relating to the Business Combination have been outstanding for the entire periods presented. The unaudited pro forma condensed combined financial information has been prepared with the actual redemptions of Public Shares by NorthView Public Stockholders for the six months ended June30, 2025 and for the year ended December 31, 2024:

|                                                                                         |     | Year Ended   
 December 31, 
 2024         |            |   |     | Six Months     
 Ended June 30, 
 2025           |            |   |
|:----------------------------------------------------------------------------------------|:----|:-------------|-----------:|:--|:----|:---------------|-----------:|:--|
| Pro forma net loss                                                                      |     | $            |    (14,765 | ) |     | $              |    (17,284 | ) |
| Deemed dividend                                                                         |     | $            |     (9,684 | ) |     |                |     (9,684 | ) |
| Pro forma net loss used in calculation of weighted-average pro forma net loss per share |     | $            |