Sherwood, the highest-ranking Brit at a Wall Street bank, had been tipped by some as a potential successor to the bank’s chairman and chief executive Lloyd Blankfein, but he said: “He isn’t leaving so it never became an issue.” He said Blankfein had been trying to persuade him to stay as recently as Sunday night. “It’s best to leave when people want you to stay. The firm is in good shape, it’s indestructible.”