 ABB Ltd. ABLZF, -2.91 ABBN, -1.99 said Thursday it plans to kick off stock repurchase program of up to 3 billion, starting in April. The Switzerland-based electrification and automation company said the new program would follow the completion of its previous program, in which 3.1 billion worth of stock, or about 4.2 of the shares outstanding, was repurchased over the past 12 months. 