With a forward P/E ratio of 19.07, Northrop Grumman Corporation (NYSE:NOC) is among the 10 Most Undervalued Defense Stocks to Buy According to Analysts. Northrop Grumman Corporation (NYSE:NOC) received a $207.89 million contract modification on April 23 to extend logistics support services, increasing the total contract value to $596.01 million. The agreement supports foreign military sales to countries including South Korea, Japan, and NATO members, with work scheduled through 2027 and funded primarily t ...