Holding(s) in Company

Drax Group PLC
16 March 2007


16 MARCH 2007


                                 DRAX GROUP PLC

                           ('Drax' or the 'Company')


                                  Symbol: DRX


                   NOTIFICATION OF MAJOR INTERESTS IN SHARES





1.       Name of Issuer

Drax Group plc


2.       Reason for notification

EU Transparency Directive


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

Ameriprise Financial, Inc.


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

Threadneedle Asset Management Holdings is the ultimate intermediate holding
company in the UK of Ameriprise Financial, Inc


5.       Date of the Transaction

N/A


6.       Date on which issuer notified

15 March 2007


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

N/A


8.       Notified Details

(A) Voting Rights Attached to shares
Number of Voting Rights (Direct) - 936,092
% of Voting Rights (Direct) - 0.254%
Number of Voting Rights (Indirect) - 34,988,361
% of Voting Rights (Indirect) - 9.484%
(B) Financial Instruments
 -
Total (A)+(B)
Total number of Voting Rights - 35,924,453
Total % of Voting Rights - 9.738%


9.       Chain of controlled undertakings through which the voting rights and/or
the financial instruments are effectively held

 -


Proxy Voting


10.   Name of Proxy holder

 -


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

-


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

-


13.   Any additional information

This is the first disclosure made on behalf of Threadneedle Asset Management
Limited since the implementation of the Disclosure and Transparency rules in the
UK
The previous notification made by Threadneedle Asset Management Limited in
respect of its holding in Drax was on 17 January 2007, at which point, the
disclosable interest had fallen below 10% of the issued share capital.
All figures are based on shares in issue and voting rights attached thereto of
368,921,151 ordinary shares of 11 1/29 pence each.
BNY (OCS) Nominees A/c 277650 328,751
BNY (OCS) Nominees A/c 219720 371,292
BNY (OCS) Nominees A/c 219709 305,957
BNY (OCS) Nominees A/c 219064 161,514
Chase Nominees Ltd A/c 42048 63,846
Chase Nominees Ltd A/c 41407 69,910
Chetwynd Nominees Ltd IPB A/c TBC 140,000
Dexia Bil Sub A/c American Express A/c PTG4268 75,015
Littledown Nominees Ltd A/c 02642   889,894
Littledown Nominees Ltd A/c 41408   13,300
Littledown Nominees Ltd A/c 10495   1,120,000
Littledown Nominees Ltd A/c 10488   5,354,689
Littledown Nominees Ltd A/c 10491   2,894,013
Littledown Nominees Ltd A/c 10496   990,155
Littledown Nominees Ltd A/c 10492   426,749
Littledown Nominees Ltd A/c 10469   275,134
Littledown Nominees Ltd A/c 03449   560,000
Littledown Nominees Ltd A/c 18667   114,374
Littledown Nominees Ltd A/c 02891   15,462,804
Littledown Nominees Ltd A/c 10497   500,000
Littledown Nominees Ltd A/c 07199   54,163
Littledown Nominees Ltd A/c 07207   1,553,827
Littledown Nominees Ltd A/c 07205   590,718
Littledown Nominees Ltd A/c 21688   305,155
Littledown Nominees Ltd A/c 07198   927,788
Littledown Nominees Ltd A/c 10479   16,493
Littledown Nominees Ltd A/c 11121   13,500
Littledown Nominees Ltd A/c 35822   18,750
Littledown Nominees Ltd A/c 23525   615
State Street Bank & Trust, Boston A/c GPE1   130,390
The Bank of New York (Nominees) Ltd A/c 454362   194,137
The Bank of New York (Nominees) Ltd A/c 960039 986
The Bank of New York (Nominees) Ltd A/c 960011   18,719
The Bank of New York (Nominees) Ltd A/c 961200   3,287
The Bank of New York (Nominees) Ltd A/c 961111   5,017
The Bank of New York (Nominees) Ltd A/c 961032   436,895
The Bank of New York (Nominees) Ltd A/c 960028   228,403
The Bank of New York (Nominees) Ltd A/c 960253   465,274
Threadneedle Specialist Funds ICVC A/c 34204   687,065
William & Glyns (Isle of Man) Nominees Ltd A/c 301780   75,000
William & Glyns (Isle of Man) Nominees Ltd A/c 301781   40,192



14.   Name of contact and telephone number for queries

Phil White (01757 612167)


15.   Name and signature of authorised company official responsible for making
this notification

Peter Rothwell, Company Secretary



                                   ---ENDS---



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