Holding(s) in Company

Henderson Opportunities Trust PLC
19 March 2007


TR-1:               Notification of major interests in shares

1. Identity of the issuer or the underlying issuer of existing        Henderson Opportunities Trust
shares to which voting rights are attached:

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): Disclosure of significant holdings above 3%                               X

3. Full name of person(s) subject to the notification              Lowland Investment Company Plc.
obligation:

4. Full name of shareholder(s) (if different from 3.):

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

6. Date on which issuer notified:                                             16th March

7. Threshold(s) that is/are crossed or reached:                                    3%

8. Notified details:










A: Voting rights attached to shares
Class/type of    Situation previous to Resulting situation after the triggering transaction
shares           the Triggering
                 transaction
 if possible     Number of  Number of  Number of     Number of voting rights  % of voting rights
using the ISIN   Shares     Voting     shares
CODE                        Rights     Direct        Direct       Indirect    Direct       Indirect


GBP0.25                                288,247       288,247                  3.512%


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



Total (A+B)
Number of voting rights                            % of voting rights
288,247                                            3.512%












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



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:


13. Additional information:
14. Contact name:
15. Contact telephone number:

Annex Notification Of Major Interests In Shares
A: Identity of the person or legal entity subject to the notification obligation
Full name (including legal form for legal entities)
Contact address (registered office for legal entities)
Phone number
Other useful information (at least legal representative
for legal persons)



B:        Identity of the notifier, if applicable
Full name
Contact address
Phone number
Other useful information (e.g. functional relationship
with the person or legal entity subject to the
notification obligation)



C:        Additional information





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