Top Active Trader Alert Stocks (EXAS, FSLR, FMR, HAL, MU, NUVA, PWER, STX, VVUS)

Active traders and day traders have many stocks to choose from this Friday morning.  We are tracking news and moves in shares of Exact Sciences Corporation (NASDAQ: EXAS), First Solar, Inc. (NASDAQ: FSLR), First Mercury Financial Corporation (NYSE: FMR), Halliburton Company (NYSE: HAL), Micron Technology Inc. (NASDAQ: MU), NuVasive, Inc. (NASDAQ: NUVA), Power-One Inc. (NASDAQ: PWER), Seagate Technology PLC (NASDAQ: STX), and VIVUS Inc. (NASDAQ: VVUS).

Exact Sciences Corporation (NASDAQ: EXAS) said that it had an effective new test for colon cancer without a colonoscopy, yet shares are getting slammed down.  The stock is down almost 19% at $6.95.

First Solar, Inc. (NASDAQ: FSLR) beat earnings and raised guidance, but margins are declining more than many expected.  Shares are down 7.6% at $139.69 in active trading.

First Mercury Financial Corporation (NYSE: FMR) is being acquired by Fairfax for 416.50 per share and shares are rallying as a result as you would expect.  Shares are trading up 435 at $16.30.

Halliburton Company (NYSE: HAL) is lower again after yesterday’s drop due to findings that Halliburton also knew about the problems with BP at the Deepwater Horizon before the explosion that resulted in the Gulf of Mexico well disaster.  Shares are down nearly 3% at $30.75.

Micron Technology Inc. (NASDAQ: MU) is trading up after announcing a buyback and refinancing of convertible debt.  Shares are up nearly 3% at $8.15 in active trading.

NuVasive, Inc. (NASDAQ: NUVA) is getting crushed after it lowered guidance and after several analyst downgrades.  Shares are down 25% at $27.17.

Power-One Inc. (NASDAQ: PWER) beat earnings and raised guidance.  Shares are up over 17% at $13.10.  This marks a 52-week high if it holds as the prior range was $2.52 to $13.04.

Seagate Technology PLC (NASDAQ: STX) is trading up despite late-day reports from Thursday that KKR is likely to drop out of the bidding for the company.  Shares were up almost 2% earlier but the stock is up about 0.7% at $14.04.

VIVUS Inc. (NASDAQ: VVUS) is surging despite the FDA not approving Qnexa for weight loss as it appears to be a situation that VIVUS can overcome.  Shares are trading up over 28% at $7.90 on more than 3 million shares pre-market.

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JON C. OGG