Lockheed Martin (LMT) ended the recent trading session at $572.92, demonstrating a +0.53% swing from the preceding day's closing price. The stock exceeded the S&P 500, which registered a gain of 0.13% for the day. Meanwhile, the Dow gained 0.55%, and the Nasdaq, a tech-heavy index, lost 0.52%.Shares of the aerospace and defense company have appreciated by 1.75% over the course of the past month, underperforming the Aerospace sector's gain of 3.14% and the S&P 500's gain of 3.67%.The upcoming earnings releas ...