THE OMXH25 EXPIRATION INDEX OF AUGUST 2007

| Source: Nasdaq Helsinki Oy Nasdaq Helsinki Oy 

The expiration day for the OMXH25 index derivatives traded in Eurex was August
17, 2007. The OMXH25 expiration index of Eurex products for August 17, 2007 is
confirmed to be 2952.74 Enclosed there is a sheet of the calculation of the
expiration index.

Attachments

evening weight report for omxh25exp omx helsinki 25 expiration.xls release26_07.pdf