Berkeley Group Regulatory News (BKG)

TR-1: NOTIFICATIONS OF MAJOR INTERESTS IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Berkeley Group Holdings PLC

2 Reason for notification (yes/no):

An acquisition or disposal of voting rights

Yes

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

 No

An event changing the breakdown of voting rights

No

Other (please specify):

No

3. Full name of person(s) subject to notification obligation:

William Blair & Company, LLC

4. Full name of shareholder(s) (if different from 3.):

5. Date of transaction (and date on which the threshold is crossed or reached if different):

January 2, 2013

6. Date on which issuer notified:

January 3, 2013

7. Threshold(s) that is/are crossed or reached:

Exceeding 5% threshold

8. Notified Details

A: Voting rights attached to shares

Class/type ofshares

if possible useISIN code

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

Numberofvotingrights

Numberof shares

Number of votingrights

Percentage of voting rights

Direct

Indirect

Direct

Indirect

GB00B02L3W35

6,626,971

6,487,328

6,726,971

6,587,354

5.01%

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate

Exercise/conversionperiod/date

No. of voting rights that may be acquired (if theinstrument exercised/ converted).

Percentage of voting rights

N/A

N/A

N/A

N/A

N/A

Total (A+B)

Number of voting rights

Percentage of voting rights

6,587,354

5.01%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable:

William Blair & Company, L.L.C., (William Blair) is an investment adviser registered under the U.S. Investment Advisers Act of 1940. As such, pursuant to advisory contracts, William Blair has the power to purchase and sell securities on behalf of its clients and the power to vote for most clients. Persons other than William Blair are entitled to receive all dividends from, and proceeds from the sale of all securities reported hereunder.

Proxy Voting:

10. Name of proxy holder:

William Blair & Company, L.L.C.

11. Number of voting rights proxy holder will cease to hold:

N/A

12. Date on which proxy holder will cease to hold voting rights:

N/A

13. Additional information:

14. Contact name:

Alastair Bradshaw / Tim Robertson (Cardew Group)

15. Contact telephone number:

 01932 868555 / 0207 930 0777