Feb. 17 (Bloomberg) -- Shares of the following companies are having unusual moves in U.S. trading. Stock symbols are in parentheses and prices are as of 2:36 p.m. in New York.
Allscripts Healthcare Solutions Inc. (MDRX US) fell the second-most in the Russell 1000 Index, sliding 8.9 percent to $19.57. The software maker said it sees profit this year of no more than $1.10 a share, missing the average analyst estimate of $1.11.
Arthrocare Corp. (ARTC US) fell the most in the Russell 2000 Index, dropping 18 percent to $25.15. The surgical-tool maker reported fourth-quarter sales that missed analysts’ estimates. Jefferies Group Inc. cut the stock’s rating to hold from buy.
Cell Therapeutics Inc. (CTIC US) surged 25 percent to $1.39 for the second-biggest increase in the Russell 2000 Index. The European Medicines Agency recommended conditional approval of the company’s Pixuvri treatment for the cancer non-Hodgkin’s B- cell lymphoma.
Cott Corp. (COT US) fell 4.6 percent to $6.51 after sinking 12 percent, the most intraday since May 2010. The provider of store-brand soft drinks reported fourth-quarter revenue of $549.2 million, missing the average analyst estimate of $557.8 in a Bloomberg survey.
Demand Media Inc. (DMD US) rallied 32 percent to $7.82 for the biggest gain in the Russell 2000. The online operator of websites eHow.com and LiveStrong.com reported fourth-quarter adjusted profit that topped analysts’ estimates.
EOG Resources Inc. (EOG US) fell 2.2 percent to $114.98 after losing 2.7 percent, the most since Dec. 28. The third- largest U.S. independent oil and natural-gas producer by market value warned of “lumpiness” in its production growth after fourth-quarter profit more than doubled.
First Solar Inc. (FSLR US) rose 7 percent to $42.48 for the biggest gain in the Standard & Poor’s 500 Index. The biggest maker of thin-film solar panels resolved a permitting issue with Los Angeles County for a $1.36 billion power project under construction, paving the way for financing to resume.
FreightCar America Inc. (RAIL US) gained 20 percent to $25.52 after rallying 28 percent, the most since October 2008. The maker of railroad freight cars reported fourth-quarter revenue of $187.1 million, beating the average analyst estimate of $128 million.
General Mills Inc. (GIS US) fell 3.9 percent to $38.25 and dropped as much as 4.2 percent, the most intraday since June 2010. The maker of Cheerios and Green Giant frozen vegetables cut its full-year earnings forecast to $2.55 per share at most after previously seeing as much as $2.61. The projection misses the average analyst estimate of $2.60.
Gilead Sciences Inc. (GILD US) dropped 14 percent, the most in the S&P 500, to $46.98. The Foster City, California-based biopharmaceutical company said six out of eight participants in a study using its experimental hepatitis C drug showed “viral relapse” within four weeks after stopping a 12-week treatment plan.
Rivals rallied. Vertex Pharmaceuticals Inc. (VRTX US) rose 5.7 percent to $39.61. Achillion Pharmaceuticals Inc. (ACHN US) jumped 23 percent to $10.77. Idenix Pharmaceuticals Inc. (IDIX US) climbed 3.7 percent to $11.88.
H.J. Heinz Co. (HNZ US) rose 4.6 percent to $54.48 after advancing 5.2 percent, the most intraday since September 2009. The world’s biggest ketchup maker reported third-quarter adjusted earnings of 95 cents per share, beating the average estimate of 85 cents per share. Third-quarter sales of $2.92 billion also beat the average estimate of $2.89 billion.
Leap Wireless International Inc. (LEAP US) dropped 2.4 percent to $9.39 after erasing as much as 7 percent, the most intraday since Jan. 5. Collins Stewart LLC cut its rating on the pay-as-you-go wireless provider, citing increased competition and little chance of a sale to AT&T Inc.
Life Technologies Corp. (LIFE US) fell 6.7 percent to $46.50, the second-biggest loss in the S&P 500. The provider of gene-analysis tools will face competition from Oxford Nanopore Technologies Ltd., which is entering the gene-sequencing race with a new portable device that will allow people to analyze DNA on the go. The market is also led by Illumina Inc. (ILMN US), which fell 3 percent to $52.31.
Magnum Hunter Resources Corp. (MHR US) rose 3.5 percent to $7.18 and reached $7.45, the highest intraday level since Aug. 1. The oil and natural gas explorer said its Triad Hunter LLC subsidiary purchased mineral interests on 15,558 acres of land in the so-called “Utica Acreage” of Ohio for $25 million, according to a release.
Maxwell Technologies Inc. (MXWL US) fell 6.9 percent to $19.60 and slid as much as 9.4 percent, the most intraday since May 2010. The maker of electronic components declined as Robert W Baird & Co. shifted the company to “neutral” from “outperform,” based on lower-than-expected fourth-quarter revenue.
Netspend Holdings Inc. (NTSP US) rose 12 percent to $9.40 and climbed to $9.45 earlier, the highest intraday price since July 8. The Austin, Texas-based provider of reloadable prepaid debit cards forecast earnings of as much as 55 cents a share this year, above the average analyst estimate of 52 cents.
RealPage Inc. (RP US) slumped 12 percent to $21.20 after sinking 24 percent earlier, the most intraday since it went public in August 2010. The provider of rental-property management software forecast first-quarter profit excluding some items of 10 cents a share, trailing the 11-cent average analyst estimate in a Bloomberg survey.
SunPower Corp. (SPWR US) rose 15 percent, the most intraday in the Russell 1000, to $8.57. The solar panel company majority- owned by Total SA reported better-than-estimated fourth-quarter earnings and said 2012 sales will be in line with previous forecast.
Web.com Group Inc. (WWWW US) gained 6.5 percent to $14.22 after jumping to $14.90, the highest intraday price since May 3. The company that builds websites for small businesses said earnings in the fourth quarter were 28 cents a share, excluding some items, surpassing the average analyst estimate of 26 cents.
--With assistance from Lu Wang and Andrew Theen in New York. Editors: Joanna Ossinger, Michael P. Regan
To contact the reporter on this story: Katia Porzecanski in New York at email@example.com
To contact the editor responsible for this story: Nick Baker at firstname.lastname@example.org