Chart of the Day âAIG, CFI, GPRE, SGI-Stock Charts â Harry Boxer, TheTechTrader.com02/22/10-http:www.TheTechTrader.com-Green Plains Renewable Energy (GPRE) was the star of the day. It closed at the high end of the range, up 2.85 or 20% today. Other stocks today were AIG, ASTC, CAAS, CAGC,CFI, CGEN, CYCC, GPRE, ISSI, LF, RDWR, SGI, and TASR. https://www.thetechtrader.com/cgi-bin/fbuser.