Northrop Grumman Is Buying Its Shares. Should You?

Northrop Grumman (NOC 0.82%) likes its stock. I mean, really likes it.In December last year, the defense major's board of directors roughly tripled the amount of Northrop Grumman stock that the company was authorized to buy back, to $3.8 billion. Then, just last week, the company further announced that it will "accelerate" that buyback plan by buying a$1 billion slug of its shares all at one go. Inquiring investors want to know: What's the hurry? Why the sudden inspiration to buy so many shares, and all at ...