Holding(s) in Company

Scottish Mortgage Inv Tst PLC
23 October 2006

                     Scottish Mortgage Investment Trust PLC

                        Disclosure of Interest in Shares



Scottish Mortgage Investment Trust PLC has today been advised that Barclays PLC
has an interest in 11,332,359 ordinary shares in the Company, which equates to
3.99% of the 283,836,176 ordinary shares in issue.



                                                            Baillie Gifford & Co

                                                          Managers & Secretaries

                                                                 23 October 2006


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