STOCK TITAN

Zura Bio (ZURA) CFO receives stock options for 340,900 shares at $6.03

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Zura Bio Ltd Chief Financial Officer Eric J. Hyllengren received an employee stock option grant covering 340,900 Class A Ordinary Shares. The option has an exercise price of $6.03 per share and expires on April 1, 2036. This is a compensation-related award, not an open‑market purchase.

According to the vesting schedule, one fourth of the option vests on April 1, 2027, with the remaining three fourths vesting in equal quarterly installments thereafter, subject to his continuous service. Following this grant, he holds options for 340,900 shares directly.

Positive

  • None.

Negative

  • None.
Insider Hyllengren Eric J
Role Chief Financial Officer
Type Security Shares Price Value
Grant/Award Employee Share Option (Right to Buy) 340,900 $0.00 --
Holdings After Transaction: Employee Share Option (Right to Buy) — 340,900 shares (Direct)
Footnotes (1)
  1. [object Object]
Option grant size 340,900 shares Employee stock option underlying Class A Ordinary Shares
Exercise price $6.03 per share Strike price for the employee share option
Expiration date April 1, 2036 Option term end date
Post-grant option holdings 340,900 options Total options held by CFO following the transaction
Initial vesting date April 1, 2027 One fourth of option shares vest on this date
Employee Share Option financial
"security_title: "Employee Share Option (Right to Buy)""
Class A Ordinary Shares financial
"underlying_security_title: "Class A Ordinary Shares""
Class A ordinary shares are a type of ownership stake in a company that typically grants voting rights to shareholders, allowing them to have a say in important company decisions. They often come with priority in receiving dividends or profits, making them attractive to investors seeking influence and potential income. These shares help distinguish different levels of ownership and rights within a company's stock structure.
vesting financial
"shares subject to the option award shall vest on April 1, 2027"
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
exercise price financial
"conversion_or_exercise_price: "6.0300""
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
expiration date financial
"expiration_date: "2036-04-01T00:00:00.000Z""
The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Hyllengren Eric J

(Last)(First)(Middle)
C/O ZURA BIO LTD
1489 WEST WARM SPRINGS ROAD, #110

(Street)
HENDERSON NEVADA 89014

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Zura Bio Ltd [ ZURA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Share Option (Right to Buy)$6.0304/01/2026A340,900 (1)04/01/2036Class A Ordinary Shares340,900$0340,900D
Explanation of Responses:
1. One fourth (1/4th) of the shares subject to the option award shall vest on April 1, 2027, and one twelfth (1/12th) of the remaining shares subject to the option award shall vest in equal quarterly installments thereafter, subject to the Reporting Person's continuous service through such vesting date.
/s/ Kim Davis, Attorney-in-Fact04/02/2026
** Signature of Reporting PersonDate
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 4 (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.
* Form 4: SEC 1474 (03-26)

FAQ

What did Zura Bio (ZURA) disclose about CFO Eric Hyllengren’s Form 4 transaction?

CFO Eric J. Hyllengren received an employee stock option grant for 340,900 Class A Ordinary Shares at a $6.03 exercise price, expiring April 1, 2036. This is a compensation-related award rather than an open-market share purchase or sale.

How many Zura Bio (ZURA) shares are covered by the new option grant?

The option grant covers 340,900 underlying Class A Ordinary Shares. These shares can potentially be acquired in the future by exercising the option at the stated $6.03 per share exercise price, subject to the vesting schedule and continued service conditions.

What is the exercise price and expiration date of the Zura Bio (ZURA) CFO’s options?

The employee stock option awarded to Zura Bio’s CFO has an exercise price of $6.03 per share and an expiration date of April 1, 2036. He can only exercise vested portions of the option before that expiration date, under the award terms.

How do the Zura Bio (ZURA) CFO’s options vest over time?

One fourth of the shares subject to the option vest on April 1, 2027. The remaining three fourths vest in equal quarterly installments thereafter, with vesting conditioned on the CFO’s continuous service through each respective vesting date.

Is the Zura Bio (ZURA) Form 4 transaction an insider share purchase or sale?

No, the Form 4 reports a grant of employee stock options, not an open-market share purchase or sale. It reflects a compensation grant that gives the CFO the right to buy shares later at $6.03, subject to vesting and continued service.