DDD Group plc - Blocklisting Interim Review

Name of applicant:

DDD Group plc

Name of scheme:

November 5th 2004 share option plan July 29th 2005 share option plan April 24th 2008 share option plan

Period of return:

From:

13 April 2010

To:

11 October 2010

Balance of unallotted securities under scheme(s) from previous return:

825,268 (comprising: 825,268 from the 19-Jan-10 block admission)

Plus:  The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

559,998 (8-Jul 2010 block admission)

Less:  Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):

1,360,266

Equals:  Balance under scheme(s) not yet issued/allotted at end of period:

25,000

Name of contact:

Victoria Stull

Telephone number of contact:

+1 310 566-3340

DDD Group

Chris Yewdall, President & CEO

Victoria Stull, Chief Financial Officer

+1 310 566-3340

Brewin Dolphin Limited

Sandy Fraser / Paul Mason

0131 225 2566

College Hill

Carl Franklin / Adrian Duffield

0207 457 2020