Rule 8.3 Scottish Power Plc

` FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the City Code on Takeovers and Mergers) 1. KEY INFORMATION +-------------------------------------------------------------------+ | Name of person dealing (Note 1) | DEEPHAVEN CAPITAL | | | MANAGEMENT LLC | |----------------------------------------------+--------------------| | Company dealt in | Scottish Power Plc | |----------------------------------------------+--------------------| | Class of relevant security to which the | 42p Ordinary | | dealings being disclosed relate (Note 2) | | |----------------------------------------------+--------------------| | Date of dealing | 18 April 2007 | +-------------------------------------------------------------------+ 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) +-------------------------------------------------------------------+ | | Long | Short | | | | | |------------------------------+---------------------+--------------| | | Number | (%) | Number | (%) | | | | | | | |------------------------------+------------+--------+--------+-----| | (1) Relevant securities | | | | | | | | | | | |------------------------------+------------+--------+--------+-----| | (2) Derivatives (other than | 18,436,360 | 1.2377 | | | | options) | | | | | | | | | | | |------------------------------+------------+--------+--------+-----| | (3) Options and agreements | | | | | | to purchase/sell | | | | | | | | | | | |------------------------------+------------+--------+--------+-----| | Total | 18,436,360 | 1.2377 | | | | | | | | | +-------------------------------------------------------------------+ (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) +-------------------------------------------------------------------+ | Class of relevant security: | Long | Short | | | | | |-------------------------------------+--------------+--------------| | | Number | (%) | Number | (%) | | | | | | | |-------------------------------------+--------+-----+--------+-----| | (1) Relevant securities | | | | | | | | | | | |-------------------------------------+--------+-----+--------+-----| | (2) Derivatives (other than | | | | | | options) | | | | | | | | | | | |-------------------------------------+--------+-----+--------+-----| | (3) Options and agreements to | | | | | | purchase/sell | | | | | | | | | | | |-------------------------------------+--------+-----+--------+-----| | Total | | | | | | | | | | | +-------------------------------------------------------------------+ (c) Rights to subscribe (Note 3) +---------------------------------------+ | Class of relevant security: | Details | | | | |-----------------------------+---------| | | | +---------------------------------------+ 3. DEALINGS (Note 4) (a) Purchases and sales +----------------------------------------------------------------+ | Purchase/sale | Number of securities | Price per unit (Note 5) | | | | | |---------------+----------------------+-------------------------| | | | | +----------------------------------------------------------------+ (b) Derivatives transactions (other than options) +-------------------------------------------------------------------+ | Product | Long/short | Number of securities | Price per | | name, | (Note 6) | (Note 7) | unit (Note 5) | | e.g. CFD | | | | |----------+------------+---------------------------+---------------| | | | | | | CFD | SHORT | 63,640 | 797.0240 | | | | | | +-------------------------------------------------------------------+ (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying +------------------------------------------------------------------------------------+ |Product |Writing, |Number of |Exercise|Type, e.g.|Expiry|Option money | |name, |selling, |securities to which|price |American, |date |paid/received | |e.g. call|purchasing, |the option relates | |European | |per unit (Note| |option |varying etc.|(Note 7) | |etc. | |5) | | | | | | | | | |---------+------------+-------------------+--------+----------+------+--------------| | | | | | | | | +------------------------------------------------------------------------------------+ (ii) Exercising +-------------------------------------------------------------------+ | Product name, e.g. | Number of securities | Exercise price per | | call option | | unit (Note 5) | | | | | |--------------------+----------------------+-----------------------| | | | | | | | | +-------------------------------------------------------------------+ (d) Other dealings (including new securities) (Note 4) +-------------------------------------------------------------------+ | Nature of transaction | Details | Price per unit (if applicable) | | (Note 8) | | (Note 5) | | | | | |-----------------------+---------+---------------------------------| | | | | | | | | +-------------------------------------------------------------------+ 4. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives +-------------------------------------------------------------------+ | Full details of any agreement, arrangement or understanding | | between the person disclosing and any other person relating to | | the voting rights of any relevant securities under any option | | referred to on this form or relating to the voting rights or | | future acquisition or disposal of any relevant securities to | | which any derivative referred to on this form is referenced. If | | none, this should be stated. | |-------------------------------------------------------------------| | | | | | | +-------------------------------------------------------------------+ Is a Supplemental Form 8 attached? (Note 9) NO +-------------------------------------------------------------------+ | Date of disclosure | 19th April 2007 | |-------------------------------------------------+-----------------| | Contact name | James Feast | |-------------------------------------------------+-----------------| | Telephone number | 0207 469 1901 | |-------------------------------------------------+-----------------| | If a connected EFM, name of offeree/offeror | | | with which connected | | |-------------------------------------------------+-----------------| | If a connected EFM, state nature of connection | | | (Note 10) | | +-------------------------------------------------------------------+ Notes The Notes on Form 8.3 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk ---END OF MESSAGE---