shareholder rights

Temple-Inland's board has adopted a shareholder rights plan, a day after the packaging and building materials maker rejected a $3.3 billion unsolicited bid from bigger rival International Paper Co.

Shareholders are being invited to get involved in the tussle between Lions Gate Entertainment Corp.

Bioscience company Metabolix Inc. on Tuesday said its board adopted a shareholder rights plan, commonly called a "poison pill," aimed at thwarting attempts at a hostile takeover.