This excerpt taken from the NDAQ 8-K filed Aug 1, 2008.
NOTE S - STAY PAY BONUSES
Due to the acquisition agreement with NASDAQ, the Exchange implemented stay pay bonus programs in January and April 2008 totaling $4,727,000 payable to employees who continue their employment with the Exchange and/or the NASDAQ through July 30, 2008 and/or August 15, 2008 (stay pay dates). The stay pay bonus will be paid in a lump sum within 30 business days following the stay pay dates.
The Board has also approved compensation in the amount of $5,385,000 for performance and long-term incentive for the first six months of 2008. The bonuses were paid May 15, 2008.