Todd Spangler NY Digital Editor The descendants of Walt Disney and his brother Roy O. Disney have weighed in on the bid by two activist investment firms to win seats on the board of the Walt Disney Co. Nelson Peltz, the activist investor who runs hedge fund Trian Partners, is waging a proxy-fight battle to install himself and ex-Disney CFO Jay Rasulo as directors; Peltz’s stated aim is to drive up the price of Disney’s stock.