Investors see the cost savings as a positive step and have pushed the share price up 5.46pc.

As other managed care companies reported good results, investors pushed Oxford's stock up almost 16 percent this the week.

That said, investors almost like the company's willingness to push the envelope.

Investors hungry for better returns are also pushing prices higher.

But companies are not trumpeting such good news, although investors have pushed their stocks higher.

Investors pushed Heinz stock up $1.25 a share, to a 52-week closing high of $52.625.

Many big institutional investors are also pushing companies to separate the traditional roles of board chairman and chief executive.

Instead of heading for the exits, investors pushed Nike's stock higher.

If short-term rates had not jumped so high in recent months, he added, those investors would have bought gold and pushed prices higher.

Disappointed by the results, investors pushed Citigroup's shares down more than 4 percent, to $45.69.