Why Is Golden Sun Technology Group ( $GSUN ) Stock Down -19.08% Today? (Find out why any stock moved today on Tickeron.) Shares of GSUN fell roughly 19% in morning trading, last changing hands near $0.243 versus a prior-session close of $0.3003. The decline is a sharp reversal after the stock surged about 30% on Wednesday on extraordinary volume, with no accompanying fundamental news. $IVDA $WAFU $KODK $RGP $CIX