Zura Bio (NASDAQ: ZURA) discloses resignation of director Arnout Ploos

Rhea-AI Filing Summary

Zura Bio Limited reported that Arnout Ploos van Amstel resigned from its Board of Directors and from the Board’s Nominating and Governance Committee effective December 11, 2025. The company states that his decision is not due to any disagreement with its operations, policies or practices.

The disclosure centers on this board-level governance change. Zura Bio is organized in the Cayman Islands, is an emerging growth company, and its Class A ordinary shares trade on the Nasdaq Stock Market under the symbol ZURA.

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Warrants [Member]

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

December 11, 2025

Date of Report (Date of earliest event reported)

Zura Bio Limited

(Exact name of registrant as specified in its charter)

Cayman Islands		001-40598		98-1725736
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

1489 W. Warm Springs Rd. #110

Henderson, NV 89014

 (Address of principal executive offices,
including zip code)

(702) 825-9872

 (Registrant’s telephone number, including area code)

(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 communication 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
Class A Ordinary Shares, par value $0.0001 per share		ZURA		The Nasdaq Stock 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 x

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.

Director Resignation

On December 11, 2025, Arnout Ploos van Amstel notified Zura Bio Limited (the “Company”) of his decision to resign from the Board of Directors of the Company (the “Board”) and as a member of the Nominating and Governance Committee of the Board effective immediately. Mr. Ploos van Amstel’s resignation is not due to any disagreement with the Company on any matter relating to the Company’s operations, policies or practices.

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

	ZURA BIO LIMITED
Date: December 17, 2025	By:	/s/ Kim Davis
		Kim Davis
		Interim Chief Executive Officer, Chief Operating Officer, Chief Legal Officer and Corporate Secretary

FAQ

What board change did Zura Bio (ZURA) disclose on December 11, 2025?

Zura Bio disclosed that Arnout Ploos van Amstel resigned from its Board of Directors and from the Board’s Nominating and Governance Committee effective December 11, 2025.

Did Arnout Ploos van Amstel resign from Zura Bio due to a disagreement?

No. Zura Bio states that Mr. Ploos van Amstel’s resignation is not due to any disagreement with the company on matters related to its operations, policies or practices.

What is Zura Bios stock exchange listing and trading symbol?

Zura Bios Class A ordinary shares, par value $0.0001 per share, are listed on The Nasdaq Stock Market under the trading symbol ZURA.

Where is Zura Bio Limited incorporated and where is its principal office located?

Zura Bio Limited is incorporated in the Cayman Islands, and its principal executive offices are located at 1489 W. Warm Springs Rd. #110, Henderson, NV 89014.

Who signed the report for Zura Bio and in what capacities?

The report was signed by Kim Davis, who serves as Interim Chief Executive Officer, Chief Operating Officer, Chief Legal Officer and Corporate Secretary of Zura Bio.

Is Zura Bio (ZURA) identified as an emerging growth company?

Yes. Zura Bio indicates that it is an emerging growth company as defined under U.S. securities laws.