Anteris Technologies Global Corp. (NASDAQ: AVR) announces director change

Rhea-AI Filing Summary

Anteris Technologies Global Corp. disclosed that Stephen Denaro resigned from its Board of Directors and as a Class II director, effective December 13, 2025. The company states that his resignation is not due to any disagreement with management or with its operations, policies, or practices, suggesting no underlying dispute at the board level.

Denaro will remain closely involved with the organization as corporate secretary of Anteris Technologies Pty Ltd and as a member of the boards of that company and other Australian subsidiaries. This shifts the composition of the U.S. parent’s board while maintaining leadership continuity within Anteris’s Australian entities.

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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): December 15, 2025

Anteris Technologies Global Corp.

(Exact name of registrant as specified in its charter)

Delaware	001-42437	99-1407174
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

Toowong Tower, Level 3, Suite 302 9 Sherwood Road Toowong, QLD Australia		4066
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: +61 7 3152 3200

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		AVR		The Nasdaq Global Market

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 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On December 13, 2025 (December 14, 2025 in Australia), Mr. Stephen Denaro resigned from the Board of Directors (the “Board”) of Anteris Technologies Global Corp. (the “Company”) and as a Class II director with immediate effect. The resignation from the Board was not due to any disagreement with the Company or its management with respect to any matter relating to the Company’s operations, policies or practices.

Mr. Denaro will continue to serve as the corporate secretary of Anteris Technologies Pty Ltd (“ATPL”) and as a member of the Board of Directors of ATPL and the Company’s other Australian subsidiaries.

The Board thanks Steve for his service.

SIGNATURES

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

		Anteris Technologies Global Corp.
Date: December 15, 2025		By:	/s/ Wayne Paterson
			Name: Wayne Paterson
			Title: Vice Chairman and Chief Executive Officer

FAQ

What did Anteris Technologies Global Corp. (AVR) report in this SEC filing?

Anteris Technologies Global Corp. reported that Stephen Denaro resigned from its Board of Directors and as a Class II director, effective December 13, 2025. The company also explained that he will continue in several key roles within its Australian subsidiaries.

Who is Stephen Denaro and what change was announced at Anteris Technologies (AVR)?

Stephen Denaro was a member of the Board of Directors and a Class II director of Anteris Technologies Global Corp. The company announced that he has resigned from those positions with immediate effect, while remaining corporate secretary and a director within its Australian subsidiary structure.

Did Stephen Denaro resign from Anteris Technologies Global Corp. because of a disagreement?

The company states that Mr. Denaro’s resignation from the Board was not due to any disagreement with Anteris Technologies Global Corp. or its management regarding the company’s operations, policies, or practices.

What roles will Stephen Denaro continue to hold at Anteris after his board resignation?

After resigning from the parent company’s Board, Stephen Denaro will continue to serve as corporate secretary of Anteris Technologies Pty Ltd and as a member of the boards of that company and other Australian subsidiaries of Anteris Technologies Global Corp.

How does this Anteris Technologies (AVR) update affect its Australian subsidiaries?

The update indicates that Mr. Denaro will remain on the boards of Anteris Technologies Pty Ltd and other Australian subsidiaries, which maintains continuity in governance and corporate secretarial functions within the Australian operations.

What type of corporate change does this Anteris Technologies filing describe?

The filing describes a change in board composition at the U.S. parent company, with the resignation of a Class II director, while confirming that the same individual continues to hold governance and corporate secretary roles in the company’s Australian subsidiaries.