DIMERIX LIMITED — Capital/Financing Update 2012

Dec 19, 2012

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20 December 2012

The Manager Company Announcements Platform ASX Limited

SBN Rights Issue – Allotment of shortfall shares

Sun Biomedical Limited (ASX: SBN) advises that the shortfall shares in relation to the Company’s non-renounceable rights issue, fully underwritten by CPS Securities[1] , (131,366,830 fully paid, ordinary shares in the Company) were allotted on 20 December 2012. Holding certificates will be despatched shortly.

The total number of shares in the Company on issue following the allotment of the shortfall shares is 331,140,008.

Yours faithfully

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Alfonso Grillo Company Secretary

1 Cunningham Peterson Sharbanee Securities Pty Ltd

Sun Biomedical

Limited

Investor Communications

Computershare T: +61 1300 850 505 | F: +61 3 9473 2500

ASX:SBN www.sunbiomed.com

ABN 18 001 285 230