Icahn Inspires Another Poison Pill

Hologic made the move after the legendary investor took a big stake. Is the pill just what the doctor ordered, or will it be bad medicine for investors?

Stephen Taub December 17, 2025

When Carl Icahn late Wednesday disclosed a 12.63 percent stake in Hologic, the maker of medical devices geared toward women did what many companies do these days: It rushed out a poison pill designed to thwart activists from gaining control of a big chunk of

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