Google Inc. (NASDAQ:GOOG) scored its largest quarterly advance in about seven years during Friday’s session, rising 30% for the period, as fears lessened about its Motorola takeover and the price of mobile-search ads.

The search engine giant’s third-quarter gain was more than five times higher as compared to the 5.8% gain in the Standard & Poor’s 500-stock index over the period. The boost led Google Inc. within striking distance of beating Microsoft Corp. (NASDAQ:MSFT) as the third-biggest U.S. company by market capitalization. Google (GOOG)’s past three-month’s advance represented the second-highest contribution to the S&P 500 of any company in the Standard & Poor’s 500-stock index, after Apple Inc. (NASDAQ:AAPL).

Microsoft Corp. (NASDAQ:MSFT) dropped after Goldman Sachs reduced PC sales outlook for MSFT. The stock’s price decreased in the last trading session with a previous 52-week high of $32.95. The stock was trading on above-average volume.

The stock traded at a volume of 54.53 million shares at a price loss of -1.33%. The share price is now down -2.07% for the past three months. Latest closing price was 30.68% above its 50-day moving average and 30.56% above its 200-day moving average.

Google Inc. (NASDAQ:GOOG)’s shares declined on Friday after Ravi Borgaonkar wrote in a blog post that flaw has been found in its Android operating system. While trading at volume higher than average, the stock plunged -0.26% Friday. Its previous 52-week high was $764.89 and moved up 52.26% over the same period, trading at a volume of 2.78 million. Shares have risen 17.66% over the trailing 6 months. The stock is currently trading 12.01% above its SMA50 and 20.95% above its SMA200.

General Motors Company (NYSE:GM) faced a fall after the auto giant dismissed claims made in a $3 billion lawsuit filed by Saab’s parent. Shares of this company traded down -1.86% during trading Friday, hitting $23.10. The stock has a 52-week low of $18.72 and a 52-week high of $27.68. The company has a market cap of $35.63 billion and a P/E ratio of 8.13. The P/S ratio is 0.24 and P/B ratio 0.88. GM’s RSI amounts to 49.41.

Micron Technology, Inc. (NASDAQ:MU) failed to maintain early rally after news came in that its Q4 loss widens on lower sales. The company has a market value of $6.08 billion. It employs 26,100 people, over the last 12 months has generated revenue of $8.41 billion and has a net income of -$924.00 million. The firm’s operating margin is -4.97 percent and net profit margin -7.38 percent. The latest closing price of its shares moved up 6.38% from the 50-day moving average.