SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 OF
THE SECURITIES EXCHANGE ACT OF 1934
13 April 2006
Cambridge Antibody Technology Group PLC
(Translation of Registrant’s Name Into English)
Milstein Building, Granta Park, Cambridge, CB1 6GH, England
(Address of Principal Executive Offices)
Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-
Form 20-F ____X____ Form 40-F ________
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):
Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2 (b) under the Securities Exchange Act of 193
Yes _________ No ____X_____
If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2 (b): 82-___________
EXHIBIT INDEX
This filing contains the following exhibits.
EXHIBIT DESCRIPTION
99.1 Blocklisting Interim Review 13 April 2006
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
Date: 13 April, 2006 Cambridge Antibody Technology Group PLC
By: /s/ John Aston
Name: John Aston
Title: Chief Financial Officer
EXHIBIT 99.1
BLOCK LISTING SIX MONTHLY RETURN
Information provided on this form must be typed or printed electronically.
To: The FSA
Date: 13 April 2006
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Name of applicant: Cambridge Antibody Technology Group plc
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Name of scheme: Shares Awarded to Non Executive Directors
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Period of return: From: 1 October 2005 To: 31 March 2006
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Balance under scheme from previous return: 42,883
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The amount by which the block scheme has been increased, Nil
if the scheme has been increased since the date of the
last return:
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Number of securities issued/allotted under scheme during 4,237
period:
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Balance under scheme not yet issued/allotted at end of 38,646
period
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Number and class of securities originally listed and the 22,136,251 ordinary 10 pence shares
date of admission
25 March 1997
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Total number of securities in issue at the end of the 53,100,133
period
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Name of contact: Justin Hoskins
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Address of contact: Milstein Building, Granta Park, Cambridge CB1 6GH
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Telephone number of contact: 01223 471 471
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SIGNED BY Justin Hoskins, Company Secretary
Director/company secretary/suitably experienced employee/duly authorised officer,
for and on behalf of
Cambridge Antibody Technology Group plc
Name of applicant
If you knowingly or recklessly give false or misleading information you may be liable to prosecution.
END