Holding(s) in Company

+------------------------------------------------------------------------------+
|TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES(i)                             |
+----------------------------------------------+-------------------------------+
                                               |
+----------------------------------------------+-------------------------------+
|1. Identity of the issuer or the underlying   |                               |
|issuer                                        |       Admiral 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                          |        |
+---------------------------------------------------------------------+--------+
|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                                   |            BlackRock, Inc.            |
|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     |           21(st) April 2010           |
|reached:                              |                                       |
| (v)                                  |                                       |
+--------------------------------------+---------------------------------------+
|6. Date on which issuer notified:     |           22(nd) April 2010           |
+--------------------------------------+---------------------------------------+
|7. Threshold(s) that is/are crossed or|      Holding has gone above 10%       |
|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 possible |Number    |Number     |Number      |Number of voting |% of  voting   |
|using       |of        |of         |of shares   |rights           |rights (x)     |
|the ISIN    |  ares    |V ting     +------------+------+----------+------+--------+
|CODE        |          |Rights     |Direct      |Direct|Indirect  |Direct|Indirect|
|            |          |           |            |(xi)  |(xii)     |      |        |
+------------+----------+-----------+------------+------+----------+------+--------+
|GB00B02J6398|13,231,880|13,231,880 |            |      |26,396,435|      |9.89%   |
+------------+----------+-----------+------------+------+----------+------+--------+

+----------------------------------------------------------------------------------+
|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 voting  |% of voting   |
|financial    |price    |date      |Conversion   |rights instrument |rights (xix,  |
|instrument   |         |(xvii)    |period(xviii)|refers to         |xx)           |
|             |         |          |             |                  |              |
+-------------+---------+----------+-------------+------------------+-------+------+
|             |         |          |             |                  |Nominal|Delta |
|CFD          |         |          |             |325,047           +-------+------+
|             |         |          |             |                  |0.12%  |0.12% |
+-------------+---------+----------+-------------+------------------+-------+------+

+----------------------------------------------------------------------------------+
|Total (A+B+C)                                                                     |
+------------------------------------+---------------------------------------------+
|Number of voting rights             |Percentage of voting rights                  |
+------------------------------------+---------------------------------------------+
|26,721,482                          |10.01%                                       |
+------------+++--------+-+--------+++-----------++-----+----------+++----+-+------+




+------------------------------------------------------------------------------+
|9. Chain of controlled undertakings through which the voting rights and/or the|
|financial instruments are effectively held, if applicable:(xxi)               |
+------------------------------------------------------------------------------+
|                                                                              |
|BlackRock Investment Management (UK) Limited - 26,721,482 (10.01%)            |
|                                                                              |
+------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+
|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:                                   |                            |
+-------------------------------------------------+----------------------------+

+-----------------------------+------------------------------------------------+
|                             |BlackRock Threshold Reporting Team              |
|13. Additional information:  |                                                |
+-----------------------------+------------------------------------------------+
|14. Contact name:            |Stuart Watchorn                                 |
+-----------------------------+------------------------------------------------+
|15. Contact telephone number:|020 7743 5741; [e-mail]    |
+-----------------------------+------------------------------------------------+



[HUG#1407324]