Pershing Square Capital Management LP has filed a lawsuit in Delaware court seeking a declaratory judgment to confirm that its recent push for a special meeting of Allergan, Inc. (NYSE:AGN) shareholders won’t trigger Allergan’s recently adopted poison pill.
The lawsuit, unveiled Friday, comes after a request Pershing made earlier this month to Allergan, Inc. (NYSE:AGN). The firm seeks confirmation that the company won't use its poison pill to impede the calling of a special meeting. Pershing wants to call for a special meeting of Allergan shareholders in an effort to unseat six members of the company's board.
Allergan’s poison pill
In April,...


