Insider Buying - <a href="http://app.quotemedia.com/quotetools/showFiling.go?name=OPEXA%20THERAPEUTICS,%20INC.:%204,%20Sub-Doc%201&link=http%3A//quotemedia.10kwizard.com/filing.xml%3Frid%3D12%26ipage%3D6553063%26DSEQ%3D1%26SQDESC%3DSECTION_BODY%26doc%3D1&cp=on&type=TEXT" rel="nofollow" target="_blank">http://app.quotemedia.com/quotetools/showFiling.go?name=OPEXA%20THERAPEUTICS,%20INC.:%204,%20Sub-Doc%201&link=http%3A//quotemedia.10kwizard.com/filing.xml%3Frid%3D12%26ipage%3D6553063%26DSEQ%3D1%26SQDESC%3DSECTION_BODY%26doc%3D1&cp=on&type=TEXT</a> It seems that the Director exercised options/warrants, paying $2 per share - but did not sell them. That is unusual, in fact impressive.