Alembic Global upgraded NYSE:NOC from Neutral to Overweight with a stock price of $570.46.AQR Capital Management LLC reduced its stake in NOC by 33.4$295.6 million.Brighton Jones LLC and Bison Wealth LLC increased their holdings in NOC, indicating varied investor sentiment.Northrop Grumman Corporation (NYSE:NOC) is a leading global aerospace and defense company. It provides innovative systems, products, and solutions in autonomous systems, cyber, C4ISR, space, s ...