ABC.L Regulatory News (ABC)

ABCAM PLC

("Abcam" or "the Company")

Additional Listing

Application has been made to AIM for the block listing of 1,750,000 ordinary shares of 0.2p each in the Company. These shares will be issued as appropriate, over time, in connection with the following option schemes:

1,000,000 under the Abcam 2005 Share Option Scheme

350,000 under the Abcam plc Share Incentive Plan

400,000 under the Abcam plc Annual Bonus Plan

When issued, the shares will rank pari passu in all respects with the existing shares in issue. It is expected that the block listing will become effective on 18 December 2013.

For further information please contact:

Notes for editors:

About Abcam plc

Abcam plc is a leading provider of protein research tools and services, with a wide range of products and expert technical support, enabling scientists to analyse living cells at the molecular level to improve the understanding of health and disease.

Abcam is committed to providing scientists with access to the correct reagents and tools for their research. The Company's catalogue currently comprises more than 127,000 products and is continually evolving to meet customer needs. The range offered includes primary and secondary antibodies, proteins, peptides, lysates, biochemicals, immunoassays and other kits. Abcam products are supported with detailed, up-to-date and unbiased data on our website.

Headquartered in Cambridge, UK, Abcam has eight global subsidiary offices and ships to over 100 countries. The Company was founded in 1998 and now employs over 700 people. Abcam is quoted on the AIM market of the London Stock Exchange (AIM: ABC).

To find out more, please visit www.abcam.com