Holding(s) in Company

Henderson Smaller Cos Inv Tst PLC
08 February 2008


TR-1(i):               notification of major interests in shares


1. Identity of the issuer or the underlying issuer of existing  Henderson Smaller Companies Investment
shares to which voting rights are attached(ii):                               Trust PLC

2. Reason for the notification     (please tick the appropriate box or boxes)

An acquisition or disposal of voting rights

An acquisition or disposal of financial instruments which may result in the acquisition of
shares already issued to which voting rights are attached

An event changing the breakdown of voting rights

Other (please specify): Update to Total Voting Rights figure triggered this notification        x

3. Full name of person(s) subject to the notification             Prudential plc group of companies
obligation(iii):

4. Full name of shareholder(s) (if different from 3.)(iv):              See attached schedule

5. Date of the transaction (and date on which the threshold is             06 February 2008
crossed or reached if different)(v):

6. Date on which issuer notified:                                          08 February 2008

7. Threshold(s) that is/are crossed or reached:                              See item 13

8. Notified details:


A: Voting rights attached to shares
Class/type of       Situation previous to the   Resulting situation after the triggering transaction(vii)
shares              Triggering transaction (vi)
                     Number of     Number of       Number of    Number of voting rights     % of voting
(if possible using     Shares    Voting Rights      shares                 ix                 rights
the ISIN CODE)                        viii          Direct        Direct  x    Indirect   Direct  Indirect
                                                                                  xi
GB0009065060        9,099,452    9,099,452      9,099,452       9,099,452                11.02%


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


Total (A+B)
Number of voting rights                            % of voting rights
9,099,452                                          11.02%



9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively
held, if applicable xv:


Prudential plc (parent Company)

M&G Group Limited (wholly owned subsidiary of Prudential plc)

M&G Limited (wholly owned subsidiary of M&G Group Limited)

M&G Investment Management Limited (wholly owned subsidiary of M&G Limited)

The Prudential Assurance Company Limited (wholly owned subsidiary of Prudential plc)


Proxy Voting:


10. Name of the proxy holder:                                      N/A

11. Number of voting rights proxy holder will cease to hold:       N/A

12. Date on which proxy holder will cease to hold voting rights:   N/A

13. Additional information:                  The M&G Investment Management Limited (wholly owned subsidiary
                                             of M&G Limited) and The Prudential Assurance Company Limited
                                             (wholly owned subsidiary of Prudential plc) have crossed a 11%
                                             notifiable interest triggering this notification.
14. Contact name:                            Emma Thompson

                                             M&G Investment Management Limited
15. Contact telephone number:                020 7548 2293



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