Get alerts:Boeing, GE Aerospace, Rocket Lab, RTX, and Lockheed Martin are the five Defense stocks to watch today, according to MarketBeat’s stock screener tool. Defense stocks are shares of companies that design, manufacture and support military and defense-related products and services—ranging from aircraft and weapon systems to cybersecurity and intelligence equipment. Investors often view defense stocks as a relatively steady, lower‐volatility segment of the market, though they remain subject to shifts in government policy and global security dynamics. These companies had the highest dollar trading volume of any Defense stocks within the last several days. It offers jet and turboprop engines, as well as integrated systems for commercial, military, business, and general aviation aircraft.