Helsingin Pörssi Oy Index notices: OMXH25 STOCK INDEX AS

The OMXH25 index closed on April 30, 2007 to 3184,28 from which the index will
continue May 2, 2007 with the new index structure. 

The enclosure 1 shows the closing prices used in the calculation.

The enclosure 2 shows the opening prices of May 2, 2007 and the numbers of
shares after the weight-limit adjustment.

Helsingin Pörssi Oy Index notices: OMXH25 STOCK INDEX AS FROM May 2, 2007 (21/07)

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