NASDAQ OMX Derivatives Markets has decided to change the risk free interest rate parameter.
| Parameter Name | Current Parameter | New Parameter |
| Risk free interest rate | 1,3% | 2,0% |
The parameter change will be effective in the evening margin calculations of 2011-04-22.
For further information concerning this exchange notice please contact
Lars Björn or Henrik Rosén, telephone +46 8 405 60 00, or
riskmanagement@nasdaqomx.com.