Profusa (NASDAQ: PFSA) pushes promissory note maturity to December 2026

Rhea-AI Filing Summary

Profusa, Inc. entered into an amendment to its existing Amended and Restated Promissory Note originally issued on May 31, 2024 to NorthView Sponsor I LLC. The amendment, signed on March 20, 2026, extends the note’s maturity date to December 31, 2026, giving the company more time before this obligation comes due.

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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)

1

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

2

FAQ

What did Profusa (PFSA) change in its promissory note on March 20, 2026?

Profusa amended its Amended and Restated Promissory Note originally issued May 31, 2024. The March 20, 2026 amendment extends the maturity date to December 31, 2026, delaying when the company must repay this obligation.

Who holds the amended Profusa (PFSA) promissory note?

The promissory note was issued by Profusa to NorthView Sponsor I LLC. The March 20, 2026 amendment keeps this relationship in place while extending the maturity date, but does not describe changes to the lender or other parties.

What is the new maturity date of Profusa’s amended promissory note?

The amendment sets December 31, 2026 as the new maturity date. This replaces the prior maturity date under the May 31, 2024 Amended and Restated Promissory Note issued to NorthView Sponsor I LLC, providing a longer repayment timeframe.

Does the Profusa (PFSA) 8-K describe other changes to the promissory note terms?

The disclosure focuses on extending the maturity date to December 31, 2026. It notes the description is only a summary and refers investors to the full amendment text filed as Exhibit 10.1 for complete details on any additional terms.

Where can investors find the full amendment to Profusa’s promissory note?

The complete amendment, dated March 20, 2026, is filed as Exhibit 10.1. It is incorporated by reference and provides the full legal terms beyond the summarized extension of the maturity date to December 31, 2026.

Filing Exhibits & Attachments

4 documents

Agreements & Contracts

• EX-10.1 AMENDMENT, DATED MARCH 20, 2026, TO AMENDED AND RESTATED PROMISSORY NOTE, ISSUED 11.6 KB

Other Documents

• EX-101 XBRL SCHEMA FILE 2.9 KB
• EX-101 XBRL LABEL FILE 33.4 KB
• EX-101 XBRL PRESENTATION FILE 21.8 KB