3. O2Micro International ( OIIM) designs, develops and markets integrated circuits for power management and security applications, as well as systems security solutions. The company's product-designing efforts mainly focus on integrated circuits for consumer electronics, computers, industrial and communications products.

Of the eight analysts covering the stock, 75% recommend it as a buy and the remaining rate it as a hold. There are no sell ratings on the stock. Analysts polled by Bloomberg expect the stock to gain an average 46.8% to $10.3 in the upcoming 12 months.

For its first-quarter 2011, the company reported a 3% sequential revenue increase, to $31.1 million. Gross margin was a strong 60% during the quarter, tracking the previous quarter levels. Meanwhile, net income on a GAAP basis stood at $3.1 million, or 9 cents per ADS, as compared to a loss of $636,000, or 2 cents per ADS, for the fourth quarter of 2010.

At the end of the first quarter of 2011, unrestricted cash and short-term investments were $111.6 million. Inventory stood at $12 million during the quarter and turned around 3.9 times. The company's book value was $182 million, or $5.38 per ADS. For the second quarter of 2011, the company expects a 2%-6% sequential revenue increase.

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