<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDkvMDE5MjQzZDEtNjQ3Yi03ZTQ3LTk2MDctYTdmNjcwYWUxNzk5.jpg"></p><p>There have been some high-profile instances of insider trading at major exchanges that show a larger issue underneath. </p>