Consider the Following Transactions by a Director of a Corporation

Essay

Consider the following transactions by a director of a corporation listed on the National Stock Exchange.
​September 1,2016,purchased 100 shares of his company's stock at $10 per share.
​October 30,2016,sold the 100 shares of stock for $7 per share.
​November 30,2016,purchased 100 shares of his company's stock for $5 per share.
​Does the director have any liability under 16b?