Holding(s) in Company

+-------------------------------------------------------------------+
| TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES                    |
|-------------------------------------------------------------------|
|                                            |                      |
|--------------------------------------------+----------------------|
| 1. Identity of the issuer or the           |                      |
| underlying issuer                          |                      |
| of existing shares to which voting rights  | Wincanton plc        |
| 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    |    No     |
| shares already issued to which voting rights are      |           |
| attached                                              |           |
|-------------------------------------------------------+-----------|
| An acquisition or disposal of instruments with        |           |
| similar economic effect to qualifying financial       |    No     |
| instruments                                           |           |
|-------------------------------------------------------+-----------|
| An event changing the breakdown of voting rights      |    No     |
|-------------------------------------------------------+-----------|
| Other (please specify): |                             |    No     |
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| 3. Full name of person(s) subject | Ameriprise Financial, Inc.    |
| to the                            | and its group                 |
| notification obligation:          |                               |
|-----------------------------------+-------------------------------|
| 4. Full name of shareholder(s)    | See additional information    |
|  (if different from 3.):          | under 13                      |
|-----------------------------------+-------------------------------|
| 5. Date of the transaction and    |                               |
| date on                           | 8 September 2009              |
| which the threshold is crossed or |                               |
| reached:                          |                               |
|-----------------------------------+-------------------------------|
| 6. Date on which issuer notified: | 9 September 2009              |
|-----------------------------------+-------------------------------|
| 7. Threshold(s) that is/are       |                               |
| crossed or                        | Above the threshold of 5%     |
| reached:                          |                               |
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+-----------------------------------------------------------------------------------------------------+
|8. Notified details:                                                                                 |
|-----------------------------------------------------------------------------------------------------|
|A: Voting rights attached to shares                                                                  |
|-----------------------------------------------------------------------------------------------------|
|Class/type of    |Situation previous           |Resulting situation after the triggering transaction |
|shares           |to the triggering            |                                                     |
|if possible using|transaction                  |                                                     |
|the ISIN CODE    |-----------------------------+-----------------------------------------------------|
|                 |Number           |Number     |Number   |Number of voting     |% of  voting rights x|
|                 |of               |of         |of shares|rights               |                     |
|                 |Shares           |Voting     |---------+---------------------+---------------------|
|                 |                 |Rights     |Direct   |Direct xi  |Indirect |Direct     |Indirect |
|                 |                 |           |         |           |xii      |           |         |
|-----------------+-----------------+-----------+---------+-----------+---------+-----------+---------|
|Ordinary Shares  |                 |           |         |           |         |           |         |
|of 10 pence each |N/A              |N/A        |103,000  |103,000    |6,295,393|0.085%     |5.186%   |
|-----------------|                 |           |         |           |         |           |         |
|GB0030329360     |                 |           |         |           |         |           |         |
|-----------------------------------------------------------------------------------------------------|
|                                                                                                     |
|-----------------------------------------------------------------------------------------------------|
|B: Qualifying Financial Instruments                                                                  |
|-----------------------------------------------------------------------------------------------------|
|Resulting situation after the triggering transaction                                                 |
|-----------------------------------------------------------------------------------------------------|
|Type of financial         |Expiration    |Exercise/            |Number of voting       |% of voting  |
|instrument                |date          |Conversion Period    |rights that may be     |rights       |
|                          |              |                     |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 financial |Exercise price  |Expiration|Exercise/ |Number of voting rights |% of voting rights|
|instrument        |                |date      |Conversion|instrument refers to    |                  |
|                  |                |          |period    |                        |                  |
|------------------+----------------+----------+----------+------------------------+------------------|
|                  |                |          |          |                        |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                     |
|----------------------------------------------------+------------------------------------------------|
|6,398,393                                           |5.271%                                          |
+-----------------------------------------------------------------------------------------------------+



+-------------------------------------------------------------------+
| 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 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:       |                                              |
|                    |                                              |
|                    | +------------------------------------------+ |
|                    | | Littledown Nominees  | A/c   |    55,000 | |
|                    | | Ltd                  | 41408 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   186,519 | |
|                    | | Ltd                  | 47182 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   106,124 | |
|                    | | Ltd                  | 51652 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   158,000 | |
|                    | | Ltd                  | 05577 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   | 1,840,000 | |
|                    | | Ltd                  | 05576 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   103,000 | |
|                    | | Ltd                  | 07197 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |     3,450 | |
|                    | | Ltd                  | 10479 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |    86,500 | |
|                    | | Ltd                  | 07203 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |    32,300 | |
|                    | | Ltd                  | 21667 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   152,000 | |
|                    | | Ltd                  | 34789 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   350,000 | |
|                    | | Ltd                  | 18667 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   435,000 | |
|                    | | Ltd                  | 10469 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   955,000 | |
|                    | | Ltd                  | 10496 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   | 1,000,500 | |
|                    | | Ltd                  | 10492 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   510,000 | |
|                    | | Ltd                  | 10488 |           | |
|                    | |----------------------+-------+-----------| |
|                    | | Littledown Nominees  | A/c   |   425,000 | |
|                    | | Ltd                  | 10490 |           | |
|                    | +------------------------------------------+ |
|--------------------+----------------------------------------------|
| 14. Contact name:  | Steve Williams, Deputy Company Secretary     |
|--------------------+----------------------------------------------|
| 15. Contact        | 01249 710 000                                |
| telephone number:  |                                              |
|--------------------+----------------------------------------------|
| 16. Authorised by: | Stephen Williams, Deputy Company Secretary   |
|                    | 10 September 2009                            |
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