Chocolate-loving parents may be in for a sour surprise as they rummage through their children’s Halloween candy this year. With cocoa prices double the levels seen last year, food companies are getting creative, reducing the size of chocolate bars and adding more non-chocolate treats to their Halloween candy bags for sale. Trick-or-treaters weren’t the only ones to experience an eventful week, as an action-packed capital markets provided investors with their own bag of surprises to unpack.