Rua Bioscience Limited — Director's Dealing 2025

Oct 23, 2025

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Ongoing Disclosure Notice

Disclosure of Directors and Senior Managers Relevant Interests

Sections 297(2) and 298(2), Financial Markets Conduct Act 2013

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To NZX Limited; and
Name of listed issuer: Rua Bioscience Limited (Rua)
Date this disclosure made: 23-Oct-25
Date of last disclosure: 20-Aug-25
Director or senior manager giving disclosure
Full name(s): Teresa Farac-Ciprian
Name of listed issuer: Rua Bioscience
Name of related body corporate (if applicable): N/A
Position held in listed issuer: Director
Summary of acquisition or disposal of relevant interest (excluding specified derivatives)
Class of affected quoted financial products: Ordinary shares
Nature of the affected relevant interest(s): Shareholder
For that relevant interest-
Number held in class before acquisition or disposal: 525,000
Number held in class after acquisition or disposal: 525,000
N/A - new issue of warrants for
Current registered holder(s):
possible conversion to shares
Registered holder(s) once transfers are registered: Teresa Farac-Ciprian
Summary of acquisition or disposal of specified derivatives relevant interest (if applicable)
Type of affected derivative: Warrants
Class of underlying financial products: Ordinary Shares
Details of affected derivative-
The notional value of the derivative (if any) or the notional amount of underlying financial 162,145 warrants. This issue of
products (if any): warrants represents 0.072% of the
total ordinary shares on issue
(being the percentage should all
warrants vest and be exercised). At
$0.015 warrant price is $2432.18
No consideration is payable for
the warrants. Cash consideration of
A statement as to whether the derivative is cash settled or physically settled:
$0.015 per share is payable on
exercise of the warrants
Maturity date of the derivative (if any): 5/06/2028
Expiry date of the derivative(if any): 5/06/2028
The price specified in the terms of the derivative (if any): $0.015
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Any other details needed to understand how the amount of the consideration payable under the derivative or the value of the derivative is affected by the value of the underlying financial products: For that derivative,- Parties to the derivative: If the director or senior manager is not a party to the derivative, the nature of the relevant interest in the derivative:

N/A Teresa Farac-Ciprian N/A

Details of transactions giving rise to acquisition or disposal

Total number of transactions to which notice relates:

1

Details of transactions requiring disclosure-

Date of transaction: Nature of transaction: Name of any other party or parties to the transaction (if known):

The consideration, expressed in New Zealand dollars, paid or received for the acquisition or disposal. If the consideration was not in cash and cannot be readily by converted into a cash value, describe the consideration: Number of financial products to which the transaction related: If the issuer has a financial products trading policy that prohibits directors or senior managers from trading during any period without written clearance (a closed period) include the following details— Whether relevant interests were acquired or disposed of during a closed period: Whether prior written clearance was provided to allow the acquisition or disposal to proceed during the closed period: Date of the prior written clearance (if any):

Summary of other relevant interests after acquisition or disposal:

Class of quoted financial products: Nature of relevant interest: For that relevant interest,- Number held in class: Current registered holder(s): For a derivative relevant interest,- Type of derivative:

6-Jun-25 Issue of warrants as part of a Debt Facility arrangement announced 13 May 2025. Rua Bioscience Limited No consideration is payable for the warrants. Cash consideration of $0.015 per share is payable on exercise of the warrants 162,145

No N/A N/A Ordinary Shares Registered holder 525,000 ordinary shares Teresa Farac-Ciprian 301,925 warrants

Details of derivative

The notional value of the derivative (if any) or the notional amount of underlying financial products (if any):

A statement as to whether the derivative is cash settled or physically settled: Maturity date of the derivative (if any): Expiry date of the derivative (if any):

162,145 warrants. This issue of warrants represents 0.073% of the total ordinary shares on issue No consideration is payable for the warrants. Cash consideration of $0.015 per share is payable on exercise of the warrants 5/06/2028 5/06/2028

The price's specified terms (if any): Any other details needed to understand how the amount of the consideration payable under the derivative or the value of the derivative is affected by the value of the underlying financial products: For that derivative relevant interest,- Parties to the derivative: If the director or senior manager is not a party to the derivative, the nature of the relevant interest in the derivative:

$0.015 N/A Teresa Farac-Ciprian N/A

Certification

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I, certify that, to the best of my knowledge and belief, the information contained in this
disclosure is correct and that I am duly authorised to make this disclosure by all persons
for whom it is made.
Signature of person authorised to sign on behalf of director or officer:
Date of signature: 23/10/2025
Name and title of authorised person: Paul Naske, CEO
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