Director Mark Eisner files initial Form 3 for Zura Bio Ltd (ZURA)

Rhea-AI Filing Summary

Zura Bio Ltd director Mark Eisner filed an initial Form 3 ownership report. This filing identifies him as a director of Zura Bio Ltd but does not list any stock transactions or share amounts. It serves as a baseline disclosure of his status as an insider for future reporting.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Eisner Mark

(Last) (First) (Middle)

C/O ZURA BIO LIMITED

1489 W. WARM SPRINGS RD. #110

(Street)

HENDERSON NV 89014

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
02/21/2026

3. Issuer Name and Ticker or Trading Symbol
Zura Bio Ltd [ ZURA ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Kim Davis, Attorney-in-Fact	02/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does Mark Eisner's Form 3 filing for Zura Bio Ltd (ZURA) show?

The Form 3 filing shows that Mark Eisner is a director of Zura Bio Ltd. It is an initial ownership report and, in this case, does not list any specific share holdings or transactions.

Does Mark Eisner’s Form 3 for Zura Bio Ltd include any stock transactions?

No, this Form 3 does not list any stock transactions. The transactions section is empty, indicating there were no reported buys, sells, acquisitions, or dispositions in this initial ownership filing.

What insider role does Mark Eisner have at Zura Bio Ltd (ZURA)?

Mark Eisner is identified as a director of Zura Bio Ltd in the Form 3. He is not reported as an officer or a ten percent owner in this filing’s role classifications.

Why is a Form 3 filing important for Zura Bio Ltd (ZURA) investors?

Form 3 establishes a baseline insider ownership record when someone becomes a reporting insider. It helps investors track future Form 4 or Form 5 filings that will disclose any subsequent trades or changes in ownership.

Does the Form 3 indicate Mark Eisner is a 10% owner of Zura Bio Ltd?

No, the filing indicates he is not a ten percent owner. His status is reported solely as a director, with the ten percent owner field marked as not applicable in this data.