UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): March 20, 2026

PROFUSA, INC.

(Exact name of registrant as specified in its charter)

Delaware		001-41177		86-3437271
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

626 Bancroft Way, Suite A

Berkeley, CA 94710

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code: (925) 997-6925

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.0001 per share		PFSA		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 1.01. Entry into a Material Definitive Agreement.

On March 20, 2026, Profusa, Inc. (the “Company”) entered into an amendment (the “Amendment”) to the Amended and Restated Promissory Note, dated May 31, 2024 (the “Promissory Note”), issued by the Company (formerly known as NorthView Acquisition Corporation) to NorthView Sponsor I LLC. Pursuant to the Amendment, the maturity date of the Promissory Note was extended to December 31, 2026.

The foregoing description of the Amendment is a summary only, does not purport to be complete, and is qualified in its entirety by reference to the full text of the agreement, a copy of which is filed herewith as Exhibit 10.1 and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

EXHIBIT INDEX

Exhibit No.		Description
10.1		Amendment, dated March 20, 2026, to Amended and Restated Promissory Note, issued by the Company on May 31, 2024 to NorthView Sponsor I LLC.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: March 26, 2026	Profusa, Inc.

	By:	/s/ Fred Knechtel
	Name:	Fred Knechtel
	Title:	Chief Financial Officer

Profusa Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Financial Statements and Exhibits