Boeing Co. (NYSE: BA) earned a profit for the first time in nearly two years, surprising Wall Street and hinting at a budding turnaround after one of the worst financial crises in the planemaker’s century-long history. The surprise second-quarter profit compared with an average loss of 81 cents expected by analysts surveyed by Bloomberg. Revenue rose 44% to $17 billion. Analysts had predicted $16.5 billion. Shares jumped 4,18% and closed at $231,57.