Randstad Holding nv today announced it completed its acquisition of Monster Worldwide Inc. (NYSE: MWW). The deal gave Monster an enterprise value of approximately $429 million, and Monster will continue operating as a separate and independent entity under the Monster name.

As a result of the acquisition, Monster’s common stock ceased trading prior to market on the New York Stock Exchange today.

The firms first announced the merger in August. The deal had been opposed by Monster shareholder MediaNewsGroup Inc.