Holding(s) in Company

+------------------------------------------------------------------------------+
|TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES(i)                             |
+------------------------------------------------------------------------------+

+----------------------------------------------+-------------------------------+
|1. Identity of the issuer or the underlying   |                               |
|issuer                                        |         API Group Plc         |
|of existing shares to which voting rights are |                               |
|attached:(ii)                                 |                               |
+----------------------------------------------+-------------------------------+
|2 Reason for the notification (please tick the appropriate box or boxes):     |
+------------------------------------------------------------------------+-----+
|An acquisition or disposal of voting rights                             |  x  |
+------------------------------------------------------------------------+-----+
|An acquisition or disposal of qualifying financial instruments which may|     |
|result in the acquisition of shares already issued to which voting      |     |
|rights are attached                                                     |     |
+------------------------------------------------------------------------+-----+
|An acquisition or disposal of instruments with similar economic effect  |     |
|to qualifying financial instruments                                     |     |
+------------------------------------------------------------------------+-----+
|An event changing the breakdown of voting rights                        |     |
+------------------------------------------------------------------------+-----+
|Other (please specify):                                                 |     |
+--------------------------------------+---------------------------------+-----+
|3. Full name of person(s) subject to  |                                       |
|the                                   |        SPH Group Holdings LLC         |
|notification obligation:(iii)         |                                       |
+--------------------------------------+---------------------------------------+
|4. Full name of shareholder(s)        |                                       |
|(if different from 3.):(iv)           |                                       |
+--------------------------------------+---------------------------------------+
|5. Date of the transaction and date on|                                       |
|which the threshold is crossed or     |            24 October 2011            |
|reached:(v)                           |                                       |
+--------------------------------------+---------------------------------------+
|6. Date on which issuer notified:     |            28 October 2011            |
+--------------------------------------+---------------------------------------+
|7. Threshold(s) that is/are crossed or|                  32%                  |
|reached:(vi, vii)                     |                                       |
+--------------------------------------+---------------------------------------+

+----------------------------------------------------------------------------------+
|8. Notified details:                                                              |
+----------------------------------------------------------------------------------+
|A: Voting rights attached to shares (viii, ix)                                    |
+----------+---------------------+-------------------------------------------------+
|Class/type|Situation previous   |Resulting situation after the triggering         |
|of        |to the triggering    |transaction                                      |
|shares    |transaction          |                                                 |
|          +---------+-----------+-------------+-------------------+---------------+
|if        |Number   |Number     |Number       |Number of voting   |% of  voting   |
|possible  |of       |of         |of shares    |rights             |rights (x)     |
|using     |  ares   |Vo ing     +-------------+----------+--------+------+--------+
|the ISIN  |         |Rights     |Direct       |Direct    |Indirect|Direct|Indirect|
|CODE      |         |           |             |(xi)      |(xii)   |      |        |
+----------+---------+-----------+-------------+----------+--------+------+--------+
|Ordinary  |         |           |             |          |        |      |        |
|          |0        |0          |24,832,203   |24,832,203|        |32.4  |        |
|          |         |           |             |          |        |      |        |
+----------+---------+-----------+-------------+----------+--------+------+--------+

+----------------------------------------------------------------------------------+
|B: Qualifying Financial Instruments                                               |
+----------------------------------------------------------------------------------+
|Resulting situation after the triggering transaction                              |
+------------+----------+-----------------------+-------------------+--------------+
|Type of     |Expiration|Exercise/              |Number of voting   |% of voting   |
|financial   |date(xiii)|Conversion Period(xiv) |rights that may be |rights        |
|instrument  |          |                       |acquired if the    |              |
|            |          |                       |instrument is      |              |
|            |          |                       |exercised/         |              |
|            |          |                       |converted.         |              |
+------------+----------+-----------------------+-------------------+--------------+
|            |          |                       |                   |              |
+------------+----------+-----------------------+-------------------+--------------+

+----------------------------------------------------------------------------------+
|C: Financial Instruments with similar economic effect to Qualifying Financial     |
|Instruments (xv, xvi)                                                             |
+----------------------------------------------------------------------------------+
|Resulting situation after the triggering transaction                              |
+-----------+--------+----------+-------------+------------+-----------------------+
|Type of    |Exercise|Expiration|Exercise/    |Number of   |% of voting rights     |
|financial  |price   |date      |Conversion   |voting      |(xix, xx)              |
|instrument |        |(xvii)    |period(xviii)|rights      |                       |
|           |        |          |             |instrument  |                       |
|           |        |          |             |refers to   |                       |
|           |        |          |             |            |                       |
+-----------+--------+----------+-------------+------------+---------------+-------+
|           |        |          |             |            |Nominal        |Delta  |
|           |        |          |             |            +---------------+-------+
|           |        |          |             |            |               |       |
+-----------+--------+----------+-------------+------------+---------------+-------+

+----------------------------------------------------------------------------------+
|Total (A+B+C)                                                                     |
+---------------------------------+------------------------------------------------+
|Number of voting rights          |Percentage of voting rights                     |
+---------------------------------+------------------------------------------------+
|24,832,203                       |32.4                                            |
+---------------------------------+------------------------------------------------+

+------------------------------------------------------------------------------+
|9. Chain of controlled undertakings through which the voting rights and/or the|
|financial instruments are effectively held, if applicable:(xxi)               |
+------------------------------------------------------------------------------+
|                                                                              |
|The shares are registered in the name of Vidacos for the benefit of UBS, FFC  |
|SPH Group Holdings LLC, Account 483-03763                                     |
|.                                                                             |
+------------------------------------------------------------------------------+

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

+-----------------------------+------------------------------------------------+
|                             |                                                |
|13. Additional information:  |                      n/a                       |
+-----------------------------+------------------------------------------------+
|14. Contact name:            |                  Wendy Baker                   |
+-----------------------------+------------------------------------------------+
|15. Contact telephone number:|                  01625 650500                  |
+-----------------------------+------------------------------------------------+







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(i) the releases contained herein are protected by copyright and 
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(ii) they are solely responsible for the content, accuracy and 
     originality of the information contained therein. 
    
Source: API Group PLC via Thomson Reuters ONE

[HUG#1559588]