The merger was not announced until after the market had closed for the day.

This came almost a year after the merger was announced on 16 May 2003.

The merger was announced on 14 October the same year.

That merger was announced last month and has not yet closed.

Some of these issues were being addressed even as the merger was announced.

The merger was announced after the regular close of the stock market.

The merger was announced on June 8, 1966, and became fully effective in 1970.

The price had jumped $6, to $23.75 on March 30, the day the merger was announced.

The parties announced their full merger on 22 September 2011.

"It is just a matter of weeks before they announce a merger," a person close to the company said.