Yahoo! Finance Quote for YHOO Earlier this morning Microsoft (NASDAQ: MSFT ) announced that it had placed an offer before the Yahoo! (NASDAQ: YHOO ) board to acquire all outstanding shares of Yahoo! at $31 per share, payable in the form of $31 in cash or 0.9509 of a share of Microsoft common stock , subject to the proration that one half of Yahoo shares will be acquired for cash and the other half for Microsoft shares. Based on yesterday's closing price of Microsoft shares - $32.60 - the deal valued Yahoo! at around $44.6bn. Predictably, Yahoo! shares shot up by 48% to close at $28.38 while Microsoft shares fell around 7% to close at $30.45. Right-now, that values Yahoo! at around $43bn. Many are interpreting this a sign of Microsoft's desperation in the battle of dominance against Google (NASDAQ: GOOG ). On the Yahoo! side, it's definitely a big boost given their dismal outlook and impending layoffs , announced just three days ago. The Yahoo! co-founders will ma