NEW YORK (CNNfn) - Shares of GTSI Corporation were up more than 85 percent in after-hours trade on news that it has been awarded an $857.2 million U.S. defense contract for worldwide military government and communications work.
ADC Telecommunications continued its regular trading day surge, up on news that the network equipment company agreed with published reports forecasting its fourth-quarter earnings.
Tuesday's after-hours winners
GTSI Corp. (GTSI: Research, Estimates) up $2.88 to $6.25. GTSI, formerly Government Technology Services, has been awarded an $857.2 million U.S. defense contract.
Geron Corporation (GERN: Research, Estimates) up $10.94 to $39.81. Geron and Merix Bioscience, Inc. announced today that researchers at Duke University Medical Center have demonstrated the use of telomerase as an antigen to stimulate an immune response that inhibits tumor growth in animals and kills human tumor cells in vitro.
ADC Telecommunications (ADCT: Research, Estimates) up 38 cents to $40.06. The network equipment provider confirmed earlier published reports that the company was comfortable with Wall Street earnings expectations for its fourth quarter and that it won't pursue an acquisition of Harmonic Lightwave (HLIT: Research, Estimates). In addition, the company upped its forecast for revenue growth. A First Call survey of 21 analysts put the company's fourth-quarter profit at 19 cents a share.
SSE Telecom, Inc. (SSET: Research, Estimates) up 63 cents to $4.38. The digital satellite communications company announced on Tuesday the first order for its new iP3 satellite Internet gateway. TeleCommunication Systems, Inc. (TSYS: Research, Estimates) has placed an initial order for iP3 equipment to be used in an Internet transport network it will be building in Africa.
Covad Communications Group (COVD: Research, Estimates) up 19 cents to $17.25. Goldman Sachs initiated coverage of broadband company Covad Communications, with analyst Matthew Janigaa rating it "market performer."
Baltimore Technologies (BALT: Research, Estimates) up 38 cents to $22.88. The Hampshire, Great Britain-based Internet security firm declined to comment on Internet bulletin board speculation that software maker Microsoft (MSFT: Research, Estimates) is considering a takeover bid.
National Information Consortium (EGOV: Research, Estimates) up 19 cents to $10.19. The electronic government-services company announced a three-year agreement with America Online (AOL: Research, Estimates). Note: AOL has agreed to buy Time Warner (TWX: Research, Estimates), CNNfn's parent company.
Crossroads Systems (CRDS: Research, Estimates) up 25 cents to $12.13. Shares of the storage network equipment maker rebounded after falling on Friday's report of a larger-than-expected third-quarter loss and weaker revenue.
Convergent Group (CVGP: Research, Estimates) up 6 cents to $5.25. Robertson Stephens and Wit SoundView initiated coverage of the software and technical consultant company, both giving it a "buy" rating. The stock was a comparative bargain after slipping almost 26 percent by the close of regular trade.
Tuesday's after-hours losers
Gliatech (GLIA: Research, Estimates) down 94 cents to $9.25. Guilford Pharmaceuticals (GLFD: Research, Estimates) said late Monday it has scrapped plans to buy Gliatech after finding that the medical device maker needs to resolve regulatory concerns about the only product it sells, a gel to prevent post-surgical scarring.
Cyber-Care (CYBR: Research, Estimates) down 25 cents to $7. Cyber-Care and Yale University have entered into an agreement for a pilot program with the company's Electronic HouseCall System, an Internet-based technology that remotely monitors individuals in their homes for medical purposes. The stock suffered profit taking in the after-hours following a regular day surge of 59 percent.
3Dfx Interactive (TDFX: Research, Estimates) down 44 cents to $5. Rival Nvidia Corp. (NVDA: Research, Estimates) announced this week that it filed a patent infringement lawsuit against 3Dfx Interactive, the third largest 3-D chipmaker. 3Dfx also announced second-quarter results Tuesday that fell well short of expectations.
CNET Networks Inc. (CNET: Research, Estimates) down 31 cents to $32.75. The online network announced Tuesday CNET Shopper List, a feature allowing users to maintain and grow a wish list of items; users can then make cross-merchant price comparisons on more than 200,000 technology products sold by retail partners. Investors took some profit on the stock after the close of trade.
Liberate Technologies (LBRT: Research, Estimates) down $2.91 to $21.53. OpenTV (OPTV: Research, Estimates) down 31 cents to $48. Monday, AT&T (T: Research, Estimates) reported that Microsoft Corp.'s (MSFT: Research, Estimates) delay in providing interactive-television software may slow down AT&T's technical trials of the technology and could limit the number of set-top boxes the telephone company lets Microsoft outfit. This was beneficial to competitors. However, investors took profit on the stocks following a regular day surge.
Tuesday's after-hours newsmakers
Donaldson Lufkin & Jenrette (DLJ: Research, Estimates) unchanged at $82.25. Shares of investment bank DLJ rose on speculation that the company is in active merger discussions with Credit Suisse First Boston. DLJ had no comment on the rumors.
Beringer Wine Estates (BERW: Research, Estimates) unchanged at $55.31. One of the oldest wineries in California's Napa Valley agreed late Monday to be bought by Australian brewer and wine maker Foster's Brewing Group Ltd. for roughly $1.2 billion in cash.
Guilford Pharmaceuticals (GLFD: Research, Estimates) up three cents to $22.28. The company said late Monday it has scrapped plans to buy Gliatech (GLIA: Research, Estimates) after finding that the medical device maker needs to resolve regulatory concerns about the only product it sells, a gel to prevent post-surgical scarring.
Ingersoll-Rand (IR: Research, Estimates) unchanged at $45.81. Morgan Stanley Dean Witter analyst Stephen Volmann said the manufacturing company's business holds a few overlooked gems.
American Management Systems (AMSY: Research, Estimates) down nine cents to $20.22. The company said late Monday it had agreed to pay $185 million and will take a $23.5 million, or 56 cents a share, third-quarter charge to settle a suit brought against the information consulting firm by the state of Mississippi. The sum is much smaller than the one a jury awarded the state, and the case will be dismissed and will not be allowed to brought up in court again.
Global Crossing (GBLX: Research, Estimates) up 22 cents to $29.75. Microsoft (MSFT: Research, Estimates) and Internet investor Softbank will each pay $153.9 million to maintain their respective 9.5 percent stakes in Asia Global Crossing as part of the company's planned IPO later this year, Asia Global Crossing said. Fiber-optic cable company Global Crossing owns a majority stake in Asia Global Crossing.
QRS (QRSI: Research, Estimates) unchanged at $16.94. QRS, which provides electronic data services to retailers, announced that Deloitte & Touche has resigned as its independent auditor. The company did not give a reason for Deloitte & Touche's resignation and did not name a successor.
Rambus (RMBS: Research, Estimates) down 38 cents to $80.25. Micron Technology (MU: Research, Estimates) unchanged at $87. Semiconductor maker Micron said Monday it sued rival Rambus in federal court claiming violation of antitrust laws, and is seeking to invalidate some Rambus patents. 
-- compiled by Antoinette Coulton, Mark Gongloff and Alexandra Twin from staff and wire reports
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