the share awards mentioned by another poster are stock awards for directors/officers which vest over a 3 year period and are normal payments in many companies. But the major point here is the two insider purchases of
57k and 93k by the chief financial officer, certainly one of most knowledgeable officers of any company. His purchases now holding about 500k shows his belief in Oesx's future. To qoute Buffet- "He is all in".