This what you're talking about. CEO selling almost 1/2 million dollars worth.
Inovio Pharmaceuticals Inc (NASDAQ:INO) CEO Jong Joseph Kim sold 136,768 shares of Inovio Pharmaceuticals stock in a transaction dated Thursday, May 16th. The stock was sold at an average price of $3.50, for a total value of $478,688.00. The transaction was disclosed in a document filed with the SEC, which is available at this link.