The top after-market NASDAQ stock market gainers are: Silicon Graphics International, Green Mountain Coffee Roasters, Shutterfly, Netlist, and Sangamo BioSciences. The top after-market NASDAQ stock market losers are: THQ, Intersil, SunPower, Tetra Tech, and Rightnow Technologies.

Gainers

Shares of Silicon Graphics International Corp. (SGI) climbed 19.36 percent to $13.01 in the after-hours trading, as investors were pleased with its increased revenue guidance for fiscal 2011.

The company raised its 2011 revenue outlook to range of $570 million to $595 million from previous forecast of $550 million to $575 million. The company lowered its 2011 operating expenses guidance to range of $162 million to $166 million from previous range of $165 million to $171 million.

The company reported second quarter earnings from continuing operations of $3.72 million or 12 cents a share, compared to a loss of $23.13 million or 77 cents a share last year. Adjusted profit was $13.64 million or 44 cents a share, up from $5.57 million or 18 cents a share. Revenue rose to $177.52 million from $94.14 million, while adjusted revenue grew to $185.91 million from $151.50 million.

Green Mountain Coffee Roasters Inc. (GMCR) stock jumped 16.93 percent to $38.54 in the after-market trading, as investors were pleased with its guidance for second quarter and fiscal 2011 that exceeded Street expectations.

Green Mountain expects second quarter adjusted earnings of 38 cents to 42 cents a share and sales growth of 92 percent to 97 percent, while Street analysts predict profit of 33 cents a share, on revenue of $525.93 million with sales growth of 61.90 percent.

The company reaffirmed its fiscal 2011 adjusted earnings outlook of $1.19 to $1.29 a share. The company now expects sales growth of 75 percent to 80 percent, compared to previous forecast of 45 percent to 53 percent. Street analysts predict profit of $1.16 a share, on revenue of $2.13 billion with sales growth of 57.10 percent.

Profit for first quarter declined to $2.2 million or 2 cents a share from $10.1 million or 7 cents a share last year, while adjusted profit rose to $26.1 million or 18 cents a share from $15.1 million or 11 cents a share. Sales rose 67 percent to $575 million, on strong sales of Keurig Single-Cup brewers and K-Cup portion packs during the holiday season. Analysts had expected profit of 17 cents a share on revenue of $543.71 million for first quarter.

Shares of Shutterfly, Inc. (SFLY) advanced 16.00 percent to $39.80 in the after-hours session, as its fiscal 2011 guidance exceeded Street expectations. The company guided fiscal 2011 earnings of $0.74 to $0.81 a share, adjusted profit of $1.16 to $1.24 a share and reevnue of $363 million to $373 million, while Street predicts profit of $0.67 a share on revenue of $343.43 million.

Shutterfly expects first quarter loss of $0.26 to $0.30 a share, adjusted loss of $0.14 to $0.17 a share and revenue of $52 million to $53 million, while analysts forecast a loss of $0.17 a share on revenue of $52.24 million.

The company posted fourth quarter profit of $32.5 million or $1.09 a share, up from $24.1 million or $0.88 a share last year. Adjusted profit rose to $35.2 million or $1.18 a share from $27.6 million or $1.01 a share. Revenue increased to $166.2 million from $131.1 million. Analysts had expected profit of $0.95 a share on revenue of $154.46 million.

Netlist Inc. (NLST) stock surged 13.43 percent to $2.45 in the after-market session. The company said its HyperCloud memory module has achieved independent industry functional certification from Computer Memory Test Labs, a leading independent test lab for memory modules and motherboard compatibility testing.

Computer Memory Test Labs has confirmed Netlist's 8GB and 16GB HyperCloud memory products successful functionality on, and compatibility with, standard Intel Xeon 5600 server motherboards.

HyperCloud memory technology was certified by conducting a test flow that uses Double Data Rate 3 Registered Dual In-Line Memory Module (DDR3 RDIMM) functionality processes and standard 12-slot and 18-slot Intel Xeon5600 server motherboards. These tests verify HyperCloud's, the world's first 16GB 2 virtual rank (vRank) memory module for servers, ability to populate up to 288GB of dynamic random access memory (DRAM) in a single dual-processor server.

Shares of Sangamo Biosciences Inc. (SGMO) soared 10.98 percent to $8.49 in the after-hours trading. Fourth quarter loss widened to $8.3 million or 18 cents a share from $2.4 million or 5 cents a share last year. Revenue declined to $4.7 million from $10.2 million. Analysts had expected a loss of 19 cents a share on revenue of $3.3 million.

Sangamo expects to have cash, cash equivalents, marketable securities and interest receivable of about $35 million to $40 million at the end of 2011 exclusive of any new funding from partnerships or other sources. Sangamo also expects 2011 operating expenses to be relatively flat compared to 2010 of about $43 million to $47 million.

The company expects the following clinical data milestones in its two lead programs: Presentation of preliminary data from Phase 1 clinical trials of SB-728-T for HIV/AIDS in Q1 2011; Presentation of additional data from its SB-728-T clinical trials in the second half of 2011; and Announcement of clinical trial results from Sangamo's double-blind, placebo-controlled Phase 2b trial (SB-509-901) of SB-509 for the treatment of moderately severe diabetic neuropathy in the fourth quarter of 2011.

Losers

THQ Inc. (THQI) stock plunged 9.67 percent to $5.79 in the after-market trading, as investors were worried on lowered guidance for fourth quarter and fiscal 2011, despite better-than-expected third quarter earnings. The company reduced its fourth quarter adjusted revenue outlook to range of $245 million to $260 million from previous range of $295 million to $310 million.

The company lowered its fourth quarter adjusted earnings, before applying the if converted method of calculating earnings per share, guidance to range of 5 cents to 15 cents a share from previous range of 35 cents to 45 cents a share. After applying the if converted method of calculating earnings per share, the top end of the guidance would decline by 1 cent to range of 5 cents to 14 cents a share from previous range of 31 cents to 40 cents a share. Street analysts predict profit of 34 cents a share on revenue of $301.73 million.

In addition, THQ widened its fiscal 2011 adjusted loss guidance to range of 25 cents to 35 cents a share from previous range of 10 cents to 20 cents a share. The company cut its sales outlook to range of $800 million to $815 million from previous range of $825 million to $855 million. Street analysts forecast a loss of 14 cents a share on revenue of $847.61 million.

The company reported third quarter loss of $14.9 million or 22 cents a share, compared to profit of $542,000 or 1 cent a share last year. Adjusted profit was $28.5 million or 37 cents a share, up from $26.6 million or 35 cents a share. Sales declined to $314.6 million from $356.7 million. Analysts had expected profit of 26 cents a share on revenue of $315.84 million for third quarter.

Shares of Intersil Corp. (ISIL) plummeted 8.54 percent to $13.70 in the after-hours trading, as it guided first quarter earnings below consensus. The company guides first quarter adjusted earnings of 13 cents to 16 cents a share and reveue of $192 million to $202 million, while Street predicts profit of 17 cents a share on revenue of $203.99 million.

Intersil reported fourth quarter earnings of $26.1 million or 21 cents a share, up from $17.7 million or 14 cents a share last year. Adjusted profit was $20.7 million ot 17 cents a share, down from $23.6 million or 19 cents a share last year. Revenue rose 9 percent to $194 million. Analysts had expected profit of 18 cents a share on revenue of $207.08 million.

SunPower Corp. (SPWRB) stock lost 6.31 percent to $13.96 in the after-market trading, while the company's Class A shares (SPWRA) moved down 0.13 percent to $15.10.

Shares of Tetra Tech Inc. (TTEK) fell 5.04 percent to $23 in the after-hours session, as it guided second quarter earnings below Street view. The company expects second quarter earnings of 25 cents to 29 cents a share and revenue of $375 million to $405 million, while Street predicts profit of 31 cents a share on revenue of $392.62 million.

Tetra Tech posted profit for first quarter of $22.3 million or 36 cents a share, up from $18.7 million or 30 cents a share last year. Revenue rose 12.8 percent to $611.1 million. Analysts had expected profit of 33 cents a share on revenue of $406.37 million. The company raised its fiscal 2011 earnings guidance to range of $1.32 to $1.42 a share from previous range of $1.28 to $1.40 a share. The company still expects 2011 revenue of $1.6 billion to $1.7 billion. Street analysts predict profit of $1.38 a share on revenue of $1.7 billion.

Rightnow Technologies Inc. (RNOW) stock slid 4.55 percent to $26 in the after-market session, as it guided first quarter earnings below Street view. The company expects first quarter adjusted earnings of around 8 cents a share and revenue of about $52 million, while Street analysts predict profit of 9 cents a share on revenue of $52.68 million.

The company expects full year 2011 adjusted earnings of about 52 cents a share and revenue of about $225 million, while analysts forecast profit of 52 cents a share on revenue of $225.44 million.

Rightnow posted fourth quarter adjusted earnings of $5.9 million or 17 cents a share, higher than $3.3 million or 10 cents a share last year. Revenue rose 24 percent to $51.4 million. Analysts had expected profit of 16 cents a share on revenue of $50.75 million. RightNow also said it has completed the acquisition of Q-go.com B.V. The acquisition will be recorded in the company’s first quarter end financial statements.

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