Holding(s) in Company

Petards Group PLC
02 May 2007



TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES



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

...Petards Group plc..............



2. Reason for the notification (please place an X inside the appropriate bracket
/s):



An acquisition or disposal of voting rights: (  X )



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



An event changing the breakdown of voting rights: (    )



Other (please specify) : (    )

.................



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

Gartmore Investment Limited.................



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

Nortrust Nominees Limited 17,000,000 shares

Bny Gil Clt a/c Noms Ltd a/c Nwsc 25,000,000 shares.................



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

25th April 2007.................



6. Date on which issuer notified:

1st May 2007.................



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

5%.................



8. Notified details:

.................



A: Voting rights attached to shares


Class/type of shares if possible           Situation previous to the Triggering transaction (vi)
using the ISIN CODE
                                  Number of shares                   Number of voting Rights (viii)

GB0030040090                      Below 5%                           Below 5%


Resulting situation after the triggering transaction (vii)


Class/type of shares if      Number of shares         Number of voting rights (ix)      % of voting rights
possible using the ISIN CODE
                                                      Direct (x)   Indirect (xi)        Direct      Indirect


 GB0030040090                  42,000,000                            42,000,000                      6.596%



B: Financial Instruments

Resulting situation after the triggering transaction (xii)


Type of         Expiration Date       Exercise/Conversion       Number of voting rights     % of voting rights
financial       (xiii)                Period/ Date (xiv)        that may be acquired if the
instrument                                                      instrument is exercised/
                                                                converted.






Total (A+B)
Number of voting rights        % of voting rights


42,000,000                     6.596%



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

.................



Proxy Voting:



10. Name of the 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. Additional information:

...All shares are held indirectly

All figures are based on the Companies issued share capital of 636,706,423 ...
...........



14. Contact name:

Andy Wonnacott, Finance Director

15. Contact telephone number:

01932 788 288


                      This information is provided by RNS
            The company news service from the London Stock Exchange