Rule 8.3- Iberdrola, S.A.

Banco Bilbao Vizcaya Argentaria SA 12 January 2007 FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the Takeover Code) 1. KEY INFORMATION Name of person dealing (Note 1) Asset Management Business of BANCO BILBAO VIZCAYA ARGENTARIA Company dealt in IBERDROLA, S.A. Class of relevant security to which the IBERDROLA (ES0144580018) dealings being disclosed relate (Note 2) Date of dealing 22.12.2006* * In addition, the Asset Management Business of BBVA has dealt on previous dates during the offer period as attached at the end of this form. 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 10,576,920 1.173% (2) Derivatives (other than options) 100,800 0.011% (3) Options and agreements to purchase/sell Total 10,677,720 1.184% (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 TRADE DATE (Note 5) SALE 14,835 33 22/12/2006 SALE 4,500 32.93 22/12/2006 (b) Derivatives transactions (other than options) Product name, Long/short (Note 6) Number of securities (Note 7) Price per unit (Note 5) TRADE DATE e.g. CFD (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product name, Writing, selling, Number of securities Exercise Type, e.g. Expiry Option money purchasing, to which the option American, e.g. call option varying etc. relates (Note 7) price European etc. date paid/received per unit (Note 5) (ii) Exercising Product name, e.g. call option Number of securities Exercise price per unit (Note 5) (d) Other dealings (including new securities) (Note 4) Nature of transaction (Note 8) Details Price per unit (if applicable) (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. None Is a Supplemental Form 8 attached? (Note 9) YES/NO Date of disclosure 12.01.07 Contact name Ignacio Rebollo Aladro Fernando Lazaro Vaca Telephone number 34 91 537 76 94 34 91 537 87 67 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 APPENDIX Additional dealings during the offer period (a) Purchases and sales Purchase/sale Number of securities Price per unit TRADE DATE (Note 5) PURCHASE 480 35.37 10/11/2006 PURCHASE 150 35.09 10/11/2006 PURCHASE 5,700 35.08 10/11/2006 PURCHASE 200 34.47 10/11/2006 PURCHASE 500 35.07 10/11/2006 PURCHASE 750 34.55 10/11/2006 PURCHASE 750 34.1 10/11/2006 PURCHASE 1,500 35.08 10/11/2006 PURCHASE 2,000 35 10/11/2006 PURCHASE 3,000 35.08 10/11/2006 SALE 115 35.06 10/11/2006 SALE 9,905 35.07 10/11/2006 SALE 1,100 35.15 10/11/2006 SALE 1,364 35.14 10/11/2006 SALE 25,913 35.09 10/11/2006 SALE 200 35.12 10/11/2006 SALE 1,000 34.43 10/11/2006 SALE 2,903 35.07 10/11/2006 PURCHASE 1,000 33.94 13/11/2006 PURCHASE 130 33.75 13/11/2006 PURCHASE 810 33.86 13/11/2006 PURCHASE 400 34.09 13/11/2006 PURCHASE 500 34.01 13/11/2006 PURCHASE 500 34.03 13/11/2006 PURCHASE 1,000 33.93 13/11/2006 PURCHASE 2,000 33.75 13/11/2006 PURCHASE 2,315 34.06 13/11/2006 PURCHASE 31,705 34.15 13/11/2006 PURCHASE 55,295 34.1 13/11/2006 PURCHASE 7,536 33.85 13/11/2006 SALE 500 33.98 13/11/2006 SALE 270 34.1 13/11/2006 SALE 400 34.07 13/11/2006 SALE 5,937 34.09 13/11/2006 SALE 600 33.78 13/11/2006 SALE 202 34.08 13/11/2006 SALE 850 33.86 13/11/2006 SALE 1,154 33.85 13/11/2006 PURCHASE 750 34.18 14/11/2006 PURCHASE 130 33.87 14/11/2006 PURCHASE 250 34.05 14/11/2006 PURCHASE 295 34 14/11/2006 PURCHASE 6,000 34.23 14/11/2006 PURCHASE 1,000 33.96 14/11/2006 PURCHASE 4,005 33.9 14/11/2006 SALE 167 34.04 14/11/2006 SALE 155 34.04 14/11/2006 SALE 250 34.05 14/11/2006 SALE 206 34.04 14/11/2006 SALE 222 34.04 14/11/2006 SALE 372 34.04 14/11/2006 SALE 400 34.04 14/11/2006 SALE 524 34.04 14/11/2006 SALE 938 34.04 14/11/2006 SALE 1,154 34.03 14/11/2006 SALE 1,324 34.04 14/11/2006 SALE 2,184 34.04 14/11/2006 PURCHASE 300 34.36 15/11/2006 PURCHASE 80 34.39 15/11/2006 PURCHASE 110 34.3 15/11/2006 PURCHASE 80 34.15 15/11/2006 PURCHASE 600 34.28 15/11/2006 SALE 300 34.33 15/11/2006 SALE 1,292 34.25 15/11/2006 SALE 2,107 34.26 15/11/2006 SALE 500 34.34 15/11/2006 SALE 1,000 34.3 15/11/2006 SALE 500 34.24 15/11/2006 SALE 500 34.34 15/11/2006 SALE 565 34.25 15/11/2006 SALE 750 34.46 15/11/2006 SALE 12,600 34.26 15/11/2006 PURCHASE 100 34.49 16/11/2006 SALE 300 34.39 16/11/2006 SALE 481 34.47 16/11/2006 SALE 3,000 34.32 16/11/2006 SALE 1,146 34.45 16/11/2006 SALE 8,507 34.5 16/11/2006 PURCHASE 750 33.91 17/11/2006 PURCHASE 930 33.97 17/11/2006 PURCHASE 70 34.09 17/11/2006 PURCHASE 95 34.31 17/11/2006 SALE 580 34.39 17/11/2006 SALE 80 34.3 17/11/2006 SALE 175 34.07 17/11/2006 SALE 565 34.05 17/11/2006 SALE 1,439 34.15 17/11/2006 PURCHASE 2,200 34.05 20/11/2006 SALE 11,480 34.07 20/11/2006 SALE 400 34.19 20/11/2006 SALE 1,000 34.2 20/11/2006 PURCHASE 2,280 33.9 21/11/2006 PURCHASE 500 33.91 21/11/2006 PURCHASE 1,000 33.81 21/11/2006 PURCHASE 1,000 33.73 21/11/2006 PURCHASE 2,000 33.8 21/11/2006 PURCHASE 21,766 33.68 21/11/2006 PURCHASE 7,065 33.8 21/11/2006 SALE 200 33.84 21/11/2006 SALE 105 33.74 21/11/2006 SALE 1,500 34.01 21/11/2006 PURCHASE 375 33.15 22/11/2006 PURCHASE 500 33.58 22/11/2006 PURCHASE 750 33.52 22/11/2006 PURCHASE 750 33.27 22/11/2006 SALE 799 33.27 22/11/2006 SALE 12,755 33.47 22/11/2006 SALE 110 33.18 22/11/2006 SALE 4,500 33.2 22/11/2006 PURCHASE 665 33.31 23/11/2006 PURCHASE 180 33.26 23/11/2006 PURCHASE 1,520 33.1 23/11/2006 PURCHASE 225 33.34 23/11/2006 PURCHASE 1,000 33.21 23/11/2006 PURCHASE 1,300 33.24 23/11/2006 SALE 200 33.24 23/11/2006 SALE 115 33.25 23/11/2006 SALE 170 33.27 23/11/2006 PURCHASE 145 33.1 24/11/2006 PURCHASE 700 33.17 24/11/2006 SALE 100 33.1 24/11/2006 SALE 300 33.08 24/11/2006 PURCHASE 120 32.89 27/11/2006 PURCHASE 180 33 27/11/2006 PURCHASE 450 33.15 27/11/2006 PURCHASE 110 33.22 27/11/2006 SALE 2,985 33.01 27/11/2006 PURCHASE 25,010 32.75 27/11/2006 PURCHASE 585 32.08 28/11/2006 PURCHASE 300 32.02 28/11/2006 PURCHASE 500 31.86 28/11/2006 PURCHASE 500 31.87 28/11/2006 PURCHASE 500 31.98 28/11/2006 PURCHASE 500 31.85 28/11/2006 PURCHASE 750 32 28/11/2006 PURCHASE 800 31.9 28/11/2006 PURCHASE 4,100 32.14 28/11/2006 SALE 27,214 31.99 28/11/2006 SALE 128,493 31.98 28/11/2006 SALE 417 31.96 28/11/2006 SALE 450 32.11 28/11/2006 PURCHASE 1,300 32.76 29/11/2006 PURCHASE 300 32.69 29/11/2006 PURCHASE 300 33.47 29/11/2006 PURCHASE 1,000 32.36 29/11/2006 PURCHASE 2,300 32.33 29/11/2006 PURCHASE 2,300 32.41 29/11/2006 PURCHASE 1,000 32.89 29/11/2006 PURCHASE 1,800 33.15 29/11/2006 SALE 500 32.87 29/11/2006 SALE 2,040 33.5 29/11/2006 PURCHASE 500 33.5 30/11/2006 PURCHASE 500 33.7 30/11/2006 PURCHASE 500 34.02 30/11/2006 PURCHASE 150,000 33.5 30/11/2006 PURCHASE 800 34.11 30/11/2006 PURCHASE 300 34.14 30/11/2006 SALE 500 34.43 30/11/2006 SALE 750 34.13 30/11/2006 SALE 500 34.19 30/11/2006 SALE 2,160 33.5 30/11/2006 SALE 1,000 33.96 30/11/2006 PURCHASE 6,123 33.5 30/11/2006 PURCHASE 75,000 33.85 01/12/2006 PURCHASE 150,000 33.5 01/12/2006 PURCHASE 75,000 32.85 01/12/2006 PURCHASE 75,000 32.9 01/12/2006 PURCHASE 62,703 33.89 01/12/2006 PURCHASE 12,297 33.87 01/12/2006 PURCHASE 121,000 33.28 04/12/2006 SALE 114 32.98 04/12/2006 SALE 400 33.48 04/12/2006 SALE 1,000 33.25 04/12/2006 SALE 14,172 33.48 04/12/2006 PURCHASE 25,000 33.78 05/12/2006 PURCHASE 40,000 33.79 05/12/2006 PURCHASE 85,000 33.8 05/12/2006 SALE 7,000 33.6 05/12/2006 PURCHASE 150,000 33.85 06/12/2006 PURCHASE 50,000 33.7 06/12/2006 PURCHASE 50,000 33.9 06/12/2006 PURCHASE 64,537 33.8 06/12/2006 PURCHASE 85,463 33.69 06/12/2006 PURCHASE 100,000 33.75 06/12/2006 PURCHASE 500 33.42 07/12/2006 PURCHASE 500 33.33 07/12/2006 PURCHASE 750 33.6 07/12/2006 PURCHASE 500 33.14 08/12/2006 PURCHASE 24,860 33.31 11/12/2006 PURCHASE 500 33.26 11/12/2006 SALE 500 33.56 11/12/2006 SALE 300,000 33.37 13/12/2006 PURCHASE 500 33.35 14/12/2006 PURCHASE 2,345 33.4 14/12/2006 SALE 3,098 33.48 15/12/2006 SALE 48,216 33.48 15/12/2006 PURCHASE 4,480 33.25 18/12/2006 PURCHASE 1,000 33.34 18/12/2006 PURCHASE 154 33.27 18/12/2006 SALE 1,000 33.09 19/12/2006 SALE 1,800 33.21 19/12/2006 PURCHASE 2,933 33.22 20/12/2006 SALE 700 33.08 21/12/2006 SALE 4,094 33.07 21/12/2006 (b) Derivatives transactions (other than options) Product name. Long/short (Note 6) Number of securities (Note 7) Price per unit (Note 5) TRADE DATE e.g. CFD Futures 1206 Long 31 34.35 15/11/2006 Futures 1206 Long 95 34.36 15/11/2006 Futures 1206 Long 10 33.17 29/11/2006 Futures 0307 Long 112 33.5 07/12/2006 Futures 0307 Long 656 33.5 07/12/2006 Futures 0307 Long 34 33.49 07/12/2006 Futures 0307 Long 196 33.49 07/12/2006 Futures 1206 Short -146 33.6 07/12/2006 Futures 1206 Short -852 33.6 07/12/2006 Futures 0307 Long 10 33.35 15/12/2006 Futures 1206 Short -10 33.5 15/12/2006 This information is provided by RNS The company news service from the London Stock Exchange
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