PYC THERAPEUTICS LIMITED — Capital/Financing Update 2011

Jul 31, 2011

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1[st] August 2011

Companies Announcements Office Australian Stock Exchange Limited Level 4, 20 Bridge Street Sydney NSW 2000

Dear Sir

EXPIRY OF OPTIONS

Phylogica Limited (ASX:PYC) advises that 400,000 unlisted options, exercisable at $0.25 with an expiry date of 31[st] July 2011, have lapsed unexercised on that date.

Yours faithfully

Phylogica Limited

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G R Boden

Company Secretary

PO Box 8207, Subiaco East, Western Australia 6008 Suite 3, 257 York Street, Subiaco, Western Australia 6008 Tel: +61 8 9382 8888 Fax: +61 8 9382 1766 www.phylogica.com ABN 48 098 391 961