British utility SSE unveiled a 33 billion pound five-year investment plan on Wednesday, including a 2 billion pound ($2.68 billion) equity fundraising, as it seeks to upgrade the UK's regulated electricity networks and bolster its renewables business. SSE's shares rose more than 11% to a record high. Analysts were positive about the plan which provided clarity on the company's growth outlook. The company's investment plan highlights Britain's need to overhaul its aging power grid to meet rising