Rua Bioscience Limited — Share Issue/Capital Change 2025

Dec 18, 2025

Capital Change Notice

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Section 1: Issuer information

Section 1: Issuer information	Section 1: Issuer information
Name of issuer	Rua Bioscience Limited
NZX ticker code	RUA
Class of financial product	Ordinary shares
ISIN (If unknown, check on NZX website)	NZRUAE0004S1
Currency	NZ$
Section 2: Capital change details
Number issued/acquired/redeemed	92,657,157
Nominal value (if any)	N/A
Issue/acquisition/redemption price per security	$0.025
Nature of the payment (for example, cash or other consideration)	Cash
Amount paid up (if not in full)	Paid in full
Percentage of total class of Financial Products issued/acquired/redeemed/ (calculated on the number of Financial Products of the Class, excluding any Treasury Stock, in existence)1	35.8%
For an issue of Convertible Financial Products or Options, the principal terms of Conversion (for example the Conversion price and Conversion date and the ranking of the Financial Product in relation to other Classes of Financial Product) or the Option (for example, the exercise price and exercise date)	N/A
Reason for issue/acquisition/redemption and specific authority for issue/acquisition/redemption/ (the reason for change must be identified here)	Allotment of new ordinary shares pursuant to a pro-rata 1 for 3 renounceable rights offer announced on 3 November 2025, and a placement of shares as a result of oversubscription.
Total number of Financial Products of the Class after the issue/acquisition/redemption/Conversion (excluding Treasury Stock) and the total number of Financial Products of the Class held as Treasury Stock after the issue/acquisition/redemption.	338,041,705 ordinary shares.
In the case of an acquisition of shares, whether those shares are to be held as treasury stock	N/A
Specific authority for the issue, acquisition, or redemption, including a reference to the rule pursuant to which the issue, acquisition, or redemption is made	Board resolutions and NZX Listing Rule 4.3.1(a) and 4.4 and 4.5
Terms or details of the issue, acquisition, or redemption (for example: restrictions, escrow arrangements)	Issue of ordinary shares which rank equally with all other fully paid ordinary shares

1 The percentage is to be calculated immediately before the issue, acquisition, redemption or Conversion.

Date of issue/acquisition/redemption	18/12/2025
Section 3: Authority for this announcement and contact person
Name of person authorised to make this announcement	Paul Naske
Contact person for this announcement	Paul Naske
Contact phone number	021 445 154
Contact email address	Paul.naske@ruabio.com
Date of release through MAP	19/12/2025