Activision Blizzard (ATVI) rose 54 cents to $55.45 on 10.9 million shares Thursday, more than 1 1/2 times its average volume. The move, on an analyst upgrade of the electronic gaming company, popped the stock to as high as $57.52 intraday, above lateral resistance, before it backed off. Lattice Semiconductor (LSCC) jumped 88 cents, or 4.3%, to $21.01 on no news.