Carl Icahn says Apple (NASDAQ: AAPL) is still "undervalued and misunderstood". The hedge fund manager expects to put out another in-depth report within two weeks. In his last report, Icahn valued the company at $216 per share.

$AAPL is still undervalued and misunderstood. Expect to put out another in-depth report within two weeks.

— Carl Icahn (@Carl_C_Icahn) April 28, 2015