Holding(s) in Company

Elementis PLC
08 April 2008



Elementis PLC

TR-1:               NOTIFICATION OF MAJOR INTERESTS IN SHARES

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

Elementis plc

2. Reason for the notification

An acquisition or disposal of voting rights

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

Prudential plc group of companies

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

Prudential plc

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

4 April 2008

6. Date on which issuer notified:

8 April 2008

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 using the ISIN CODE

GB0002418548

Situation previous to the Resulting situation after the triggering transaction

Number of shares                     21,686,326

Number of Voting Rights              21,686,326

Resulting situation after the triggering transaction

Number of shares                                22,586,326

Number of voting rights   Direct                22,586,326

Number of voting rights   Indirect

% of voting rights     Direct                         5.05%
% of voting rights     Indirect

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument -      N/A

Expiration date -                   N/A

Exercise/ Conversion Period/ Date - N/A

Number of voting rights that may be acquired if the instrument is
exercised/ converted.

N/A

% of voting rights - N/A

Total (A+B)

Number of voting rights           22,586,326

% of voting rights                     5.05%

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

Prudential plc                      22,586,326  5.05% total notifiable 
                                                      interest
JP MORGAN NOMINEES                   2,830,205
NORTRUST NOMINEE LTD A/C MHA01       1,500,000
NORTRUST NOMINEE LTD A/C MHF01         102,217
NORTRUST NOMINEE LTD A/C MKD01       5,000,000
NORTRUST NOMINEE LTD A/C MKM01         428,571
NORTRUST NOMS LTD                       80,000
NORTRUST NOMS LTD A/C CRI01          3,000,000
NORTRUST NOMS LTD A/C PUQ01            471,429
PRUCLT HSBC GIS NOM(UK) PAC AC       7,870,000
PRUCLT HSBC GIS NOM(UK) PPL AC       1,303,904

Proxy Voting:

10. Name of the proxy holder:                                    N/A

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:                       Emma Thompson
                                        M&G Investment Management Limited
15. Contact telephone number:           020 7548 2293

This notification is made in accordance with Rule 5.8.12 R(1) of the Disclosure
and Transparency Rules sourcebook.

Wai Wong
Company Secretary
020 7408 9303



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