September 28, 2009
Exchange Notice
SAXESS user news 15/09
Change in manual cancellation of overnight orders
As a step towards harmonizing the Nordic Cash markets, Stockholm will from Thursday the 1st of
October 2009 change the routines regarding cancellation of overnight orders.
Overnight orders will be manually cancelled only in the event of corporate actions that are anticipated to
affect the market price more than ±10%. Cancellation of orders occur in the post trade state 17:40-18:00
CET.
Please note that there will be no changes to automatic overnight cancellation. Automatic cancellations
will still take place in case of changes in any of the following parameters.
 order book is delisted
 round lot size
 block lot size
 minimum trade volume
 number of decimals allowed
 nominal volume
 tick-size table can result in cancellation. Orders that are not compatible to the new tick-size table
will be cancelled.
For further information concerning this exchange notice please contact Marie-Louise Larsson or Lina
Bergefall, telephone +46 8 405 65 70, or tradesupport.sto@nasdaqomx.com
NASDAQ OMX Stockholm