http://www.secform4.com/insider-trading/1451512.htm Above shows amount of stock sold in march of 2014. MGMT also sold stock last year in 2013 to get compensated. all of this selling is right before taxes and it is basically instead of salary and nothing wrong with it.
http://www.sec.gov/Archives/edgar/data/1451512/000147793214000286/trtc_s1a.htm Page 46 management does not get salaries instead they get stocks and sell it as part of compensation. page 48 shows amount of stock MGMT owns amount of stock that management sold is only 1% to 2% of total stock owned by MGMT Amy still owns a lot of shares she only sold about 1% of shares see page48