Heading into the afternoon session of the TSX, these stocks are active or moving: Neurochem Inc., up 24 per cent ahead of an update on its Alzheimer's disease drug. Bombardier Inc., up 4 per cent after setting a 52-week high. Peru Copper Inc., up 2 per cent after agreeing to a buyout from Aluminum Corp. of China. UraMin Inc., up 8 per cent after disclosing it is in takeover talks. Endeavour Mining Capital Corp., up 6 per cent on moves to become an integrated natural resource merchant bank. Stelco Inc., down 5 per cent. Methanex Corp., down 3.6 per cent after a downgrade by UBS. Aber Diamond Corp., 3.6 per cent on trying to polish its image as a diamond marketer to the stars. Russel Metals Corp., up 2 per cent after an upgrade by RBC.