Holding(s) in Company

+--------------------------------------------------+
| TR-1: Notifications of Major Interests in Shares |
+--------------------------------------------------+



+-------------------------------------------------------------------+
|                                            |                      |
| 1. Identity of the issuer or the           | Elementis Plc        |
| underlying issuer of existing shares to    |                      |
| which voting rights are attached:          |                      |
|-------------------------------------------------------------------|
|                                                                   |
| 2. Reason for notification (yes/no)                               |
|-------------------------------------------------------------------|
|                                                         | Yes     |
| An acquisition or disposal of voting rights             |         |
|---------------------------------------------------------+---------|
|                                                         | No      |
| 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 acquisition or disposal of instruments with similar  |         |
| economic effect to qualifying financial instruments     |         |
|---------------------------------------------------------+---------|
|                                                         | No      |
| An event changing the breakdown of voting rights        |         |
|---------------------------------------------------------+---------|
|                                                         | No      |
| Other (please specify):___________________________      |         |
|-------------------------------------------------------------------|
|                                | Ameriprise Financial, Inc. and   |
| 3. Full name of person(s)      | its group                        |
| subject to notification        |                                  |
| obligation:                    |                                  |
|--------------------------------+----------------------------------|
|                                | See additional information under |
| 4. Full name of shareholder(s) | 13.                              |
| (if different from 3):         |                                  |
|--------------------------------+----------------------------------|
|                                | 27 October 2009                  |
| 5. Date of transaction and     |                                  |
| date on which the threshold is |                                  |
| crossed or reached:            |                                  |
|--------------------------------+----------------------------------|
|                                | 28 October 2009                  |
| 6. Date on which issuer        |                                  |
| notified:                      |                                  |
|--------------------------------+----------------------------------|
|                                | Above the threshold of 5%        |
| 7. Threshold(s) that is/are    |                                  |
| crossed or reached:            |                                  |
+-------------------------------------------------------------------+



+--------------------------------------------------------------------------------------------------------------------+
|8: Notified Details                                                                                                 |
|--------------------------------------------------------------------------------------------------------------------|
|A: Voting rights attached to shares                                                                                 |
|                                                                                                                    |
|--------------------------------------------------------------------------------------------------------------------|
|Class/type of     |Situation previous to the    |Resulting situation after the triggering transaction               |
|shares            |triggering transaction       |                                                                   |
|If possible use   |-----------------------------+-------------------------------------------------------------------|
|ISIN code         |Number of   |Number of voting|Number of  |Number of voting rights  |Percentage of voting rights  |
|                  |shares      |rights          |shares     |                         |                             |
|                  |            |                |-----------+-------------------------+-----------------------------|
|                  |            |                |           |           |             |             |               |
|                  |            |                |Direct     |Direct     |Indirect     |Direct       |Indirect       |
|--------------------------------------------------------------------------------------------------------------------|
|GB0002418548        N/A N/A 605,000 605,000 23,973,041 0.135%                         5.350%                        |
|                                                                                                                    |
+--------------------------------------------------------------------------------------------------------------------+



+--------------------------------------------------------------------------+
|B: Qualifying Financial Instruments                                       |
|                                                                          |
|--------------------------------------------------------------------------|
|Resulting situation after the triggering transaction                      |
|                                                                          |
|--------------------------------------------------------------------------|
|Type of   |Expiration|Exercise/ |No. of voting rights that may |Percentage|
|financial |date      |conversion|be acquired if the instrument |of voting |
|instrument|          |period    |is exercised/converted.       |rights    |
|----------+----------+----------+------------------------------+----------|
|          |          |          |                              |          |
+--------------------------------------------------------------------------+



+--------------------------------------------------------------------------------+
|C: Financial Instruments with similar economic effect to Qualifying Financial   |
|Instruments                                                                     |
|                                                                                |
|--------------------------------------------------------------------------------|
|Resulting situation after the triggering transaction                            |
|                                                                                |
|--------------------------------------------------------------------------------|
|Type of     |Exercise  |Expiration  |Exercise /  |No. of voting |Percentage of  |
|financial   |Price     |date        |conversion  |rights        |voting rights  |
|instrument  |          |            |period      |instrument    |               |
|            |          |            |            |refers to     |               |
|------------+----------+------------+------------+--------------+---------------|
|            |          |            |            |              |Nominal |Delta |
|------------+----------+------------+------------+--------------+--------+------|
|            |          |            |            |              |        |      |
+--------------------------------------------------------------------------------+



+-------------------------------------------------------+
| Total (A+B+C)                                         |
|                                                       |
|-------------------------------------------------------|
| Number of voting rights | Percentage of voting rights |
|-------------------------+-----------------------------|
| 24,578,041              | 5.485%                      |
+-------------------------------------------------------+



+-------------------------------------------------------------------+
| 9. Chain of controlled undertakings through which the voting      |
| rights and /or the financial instruments are effectively held, if |
| applicable:                                                       |
|-------------------------------------------------------------------|
| Ameriprise Financial, Inc., which through intermediate holding    |
| companies controls the voting rights of  Threadneedle Management  |
| Luxembourg S.A. and Threadneedle Asset Management Holdings Ltd,   |
| which itself controls the voting rights of Threadneedle Asset     |
| Management Ltd, Threadneedle International Ltd and Threadneedle   |
| Pensions Ltd                                                      |
+-------------------------------------------------------------------+



+-------------------------------------------------------------------+
| Proxy Voting:                                                     |
|                                                                   |
|-------------------------------------------------------------------|
| 10. Name of proxy holder:                                   | N/A |
|                                                             |     |
|-------------------------------------------------------------+-----|
| 11. Number of voting rights proxy holder will cease to      | N/A |
| hold:                                                       |     |
|                                                             |     |
|-------------------------------------------------------------+-----|
| 12. Date on which proxy holder will cease to hold voting    | N/A |
| rights:                                                     |     |
|                                                             |     |
+-------------------------------------------------------------------+



+-------------------------------------------------------------------+
| 13. Additional | Registered Owner                                 |
| information:   |                                                  |
|                |                                                  |
|                | Littledown Nominees             A/c              |
|                | Ltd                             03449    856,195 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             05577    970,744 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             05576 11,600,000 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             07197    605,000 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             10479     12,500 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             07203    533,103 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             21667    198,880 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             34789    939,401 |
|                | Littledown Nominees Ltd         A/c              |
|                |                                 10496  1,897,969 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             10488  2,451,859 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             10495  1,712,390 |
|                | Littledown Nominees             A/c              |
|                | Ltd                             10490  2,800,000 |
|----------------+--------------------------------------------------|
| 14 Contact     | Company Secretary, Threadneedle group            |
| name:          |                                                  |
|                |                                                  |
|----------------+--------------------------------------------------|
| 15. Contact    | [phone]                              |
| telephone      |                                                  |
| name:          |                                                  |
|                |                                                  |
+-------------------------------------------------------------------+


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

30 October 2009

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This announcement was originally distributed by Hugin. The issuer is 
solely responsible for the content of this announcement.