Northrop Grumman fell after hitting a new high in 1994.

On Friday morning in the US stock market, the S&P 500 component stock, US defense contractor Northrop Grumman, briefly rose to $600.99,the stock price hit a historical high since the merger of Northrop Aircraft Company and Grumman Aerospace Corporation in 1994. However, the stock later fell and is currently down 0.9%.