Total Voting Rights

1 April 2010

Ultra Electronics Holdings plc

("Ultra")

Voting Rights and Capital

In conformity with the Transparency Directive's transitional provision 6 we would like to notify the market of the following:

Ultra's capital consists of 68,469,417 ordinary shares with voting rights. Ultra does not hold any ordinary shares in Treasury.

Therefore, the total number of voting rights in Ultra Electronics Holdings plc is 68,469,417.

The above figure (68,469,417) may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, Ultra Electronic Holdings plc under the FSA's Disclosure and Transparency Rules

- Ends -

Enquiries:

Ultra Electronics Holdings plc

David Garbett-Edwards, Company Secretary

01242 225039

www.ultra-electronics.com

[email protected]