Shares of Perrigo dropped after the close Tuesday after the maker of over-the-counter drugs restated financial statements
The news came just hours after hedge fund titan David Einhorn revealed to clients he had a stake in the company.
Einhorn said in a letter that Perrigo should continue to grow profits in its core U.S. market,
Perrigo's stock was off by 1 percent in extended trading.
Watch: Perrigo's CFO resigns in February