---
title: "Lockheed Martin Corp. Stock Underperforms Monday When Compared To Competitors Despite Daily Gains"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/286816528.md"
description: "Lockheed Martin Corp. (LMT) shares rose 2.38% to $528.31 on Monday, but underperformed compared to competitors like RTX Corp. and Boeing Co. Despite the gain, LMT remains 23.65% below its 52-week high of $692.00. The overall market showed mixed results, with the Dow Jones up 0.32% and the S&P 500 down 0.07%. Trading volume was below average at 1.2 million shares."
datetime: "2026-05-18T20:37:39.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/286816528.md)
  - [en](https://longbridge.com/en/news/286816528.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/286816528.md)
---

# Lockheed Martin Corp. Stock Underperforms Monday When Compared To Competitors Despite Daily Gains

This article was automatically generated by MarketWatch using technology from Automated Insights.

Shares of Lockheed Martin Corp. (LMT) rallied 2.38% to $528.31 Monday, on what proved to be an all-around mixed trading session for the stock market, with the Dow Jones Industrial Average rising 0.32% to 49,686.12 and the S&P 500 Index falling 0.07% to 7,403.05.

Lockheed Martin Corp. closed 23.65% below its 52-week high of $692.00, which the company reached on March 2nd.

The stock demonstrated a mixed performance when compared to some of its competitors Monday, as RTX Corp. (RTX) rose 2.79% to $175.95, Boeing Co. (BA) rose 0.05% to $220.61, and Northrop Grumman Corp. (NOC) rose 1.72% to $550.00.

Trading volume (1.2 M) remained 300,161 below its 50-day average volume of 1.5 M.

Data source: Dow Jones Market Data, FactSet. Data compiled May 18, 2026.

This content was created by MarketWatch, which is operated by Dow Jones & Co. MarketWatch is published independently from Dow Jones Newswires and The Wall Street Journal.

(END) Dow Jones Newswires

05-18-26 1637ET

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