In December, 20 months into the top job at Germany’s Innogy AG, Peter Terium unveiled a 3 billion-euro plan to transform the utility into a provider of electric car technology, digital networks, and offshore wind farms. His goal, he said, was to become “a trailblazer of change. We do not wait to see what happens. We set trends.” Terium didn’t need to wait long to see what happened. A week later, he was out of a job.