Holding(s) in Company

+------------------------------------------------------------------------+
|TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                         |
+------------------------------------------------------------------------+

+---------------------------------------+--------------------------------+
|1. Identity of the issuer or the       |                                |
|underlying issuer                      |                                |
|of existing shares to which voting     |Wincanton plc                   |
|rights are                             |                                |
|attached:                              |                                |
+---------------------------------------+--------------------------------+
|2 Reason for the notification (please tick the appropriate box or       |
|boxes):                                                                 |
+-----------------------------------------------------------------+------+
|An acquisition or disposal of voting rights                      | Yes  |
+-----------------------------------------------------------------+------+
|An acquisition or disposal of qualifying financial instruments   |      |
|which may result in the acquisition of shares already issued to  |  No  |
|which voting rights are attached                                 |      |
+-----------------------------------------------------------------+------+
|An acquisition or disposal of instruments with similar economic  |  No  |
|effect to qualifying financial instruments                       |      |
+-----------------------------------------------------------------+------+
|An event changing the breakdown of voting rights                 |  No  |
+-----------------------------------------------------------------+------+
|Other (please specify):                                          |  No  |
+-------------------------------------+---------------------------+------+
|3. Full name of person(s) subject to |Ameriprise Financial, Inc. and its|
|the                                  |group                             |
|notification obligation:             |                                  |
+-------------------------------------+----------------------------------+
|4. Full name of shareholder(s)       |See additional information under  |
|(if different from 3.):              |13                                |
+-------------------------------------+----------------------------------+
|5. Date of the transaction and date  |                                  |
|on                                   |10 June 2011                      |
|which the threshold is crossed or    |                                  |
|reached:                             |                                  |
+-------------------------------------+----------------------------------+
|6. Date on which issuer notified:    |13 June 2011                      |
+-------------------------------------+----------------------------------+
|7. Threshold(s) that is/are crossed  |                                  |
|or                                   |Above the threshold of 11%        |
|reached:                             |                                  |
+-------------------------------------+----------------------------------+-----+
|8. Notified details:                                                          |
+------------------------------------------------------------------------------+
|A: Voting rights attached to shares                                           |
+-------------+---------------------+------------------------------------------+
|Class/type of|Situation previous   |Resulting situation after the triggering  |
|shares       |to the triggering    |transaction                               |
|             |transaction          |                                          |
|if possible  +----------+----------+-------+------------------+---------------+
|using        |Number    |Number    |Number |Number of voting  |% of  voting   |
|the ISIN CODE|of        |of        |of     |rights            |rights         |
|             |Shares    |Voting    |shares |                  |               |
|             |          |  ghts    +-------+-------+----------+------+--------+
|             |          |          |Direct |Direct |Indirect  |Direct|Indirect|
+-------------+----------+----------+-------+-------+----------+------+--------+
|Ordinary     |          |          |       |       |          |      |        |
|Shares of 10 |          |          |       |       |          |      |        |
|pence each   |12,282,928|12,282,928|128,874|128,874|13,264,285|0.106%|10.895% |
|             |          |          |       |       |          |      |        |
|GB0030329360 |          |          |       |       |          |      |        |
+-------------+----------+----------+-------+-------+----------+------+--------+

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

+------------------------------------------------------------------------------+
|C: Financial Instruments with similar economic effect to Qualifying Financial |
|Instruments                                                                   |
+------------------------------------------------------------------------------+
|Resulting situation after the triggering transaction                          |
+--------------+----------+----------+----------+---------------+--------------+
|Type of       |Exercise  |Expiration|Exercise/ |Number of      |% of voting   |
|financial     |price     |date      |Conversion|voting rights  |rights        |
|instrument    |          |          |period    |instrument     |              |
|              |          |          |          |refers to      |              |
|              |          |          |          |               |              |
+--------------+----------+----------+----------+---------------+-------+------+
|              |          |          |          |               |Nominal|Delta |
|N/A           |N/A       |N/A       |N/A       |N/A            +-------+------+
|              |          |          |          |               |N/A    |N/A   |
+--------------+----------+----------+----------+---------------+-------+------+

+------------------------------------------------------------------------------+
|Total (A+B+C)                                                                 |
+--------------------------------------+---------------------------------------+
|Number of voting rights               |Percentage of voting rights            |
+--------------------------------------+---------------------------------------+
|13,393,159                            |11.001%                                |
+--------------------------------------+---------------------------------------+

+------------------------------------------------------------------------------+
|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 Columbia Management Investment Advisers,        |
|Columbia Wanger Asset Management, 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 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           |Registered Owner                                    |
|information:             |                                                    |
|                         |State Street Nominees Limited A/c XC7N  1,632,764   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c ZLA05   267,000   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c ZLA07 2,795,000   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 07197   128,874   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 10479     3,450   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/C ZLA12    93,400   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c ZLA14    25,800   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 34789   235,000   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 18667   476,768   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 10469   535,594   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 10496 4,625,040   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 10492 1,957,469   |
|                         |                                                    |
|                         |Littledown Nominees Ltd       A/c 10488   617,000   |
|                         |                                                    |
+-------------------------+----------------------------------------------------+
|14. Contact name:        |Steve Williams, Company Secretary                   |
+-------------------------+----------------------------------------------------+
|15. Contact telephone    |01249 710 000                                       |
|number:                  |                                                    |
+-------------------------+----------------------------------------------------+
|16. Authorised by:       |Steve Williams, Company Secretary                   |
|                         |14 June 2011                                        |
+-------------------------+----------------------------------------------------+







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Source: Wincanton Plc via Thomson Reuters ONE

[HUG#1523189]