The top after-market NASDAQ Stock Market gainers are: Siliconware Precision Industries, Thomas Properties Group, TheStreet, Active Power, and First Financial Northwest. The top after-market NASDAQ Stock Market losers are: EXFO, Progress Software, ICAgen, Expeditors International of Washington, and Novellus Systems.

Gainers

Siliconware Precision Industries Co. Ltd. (SPIL) stock grew 4.99 percent to $6.31 in the after-market trading.

Thomas Properties Group Inc. (TPGI) stock gained 4.35 percent to $3.36 in the after-market trading.

TheStreet, Inc. (TST) stock increased 2.67 percent to $3.08 in the after-market trading.

Active Power Inc. (ACPW) stock gained 2 percent to $2.55 in the after-market trading. The company said it has received a multimillion dollar order for two PowerHouse systems from one of its strategic IT partners. The deployment will support the IT partner’s containerized datacenters, enabling the end user, a global manufacturer of oil and gas drilling products to quickly add additional capacity. All systems and related equipment will ship in the third quarter of 2011 to the end user’s facility located in the southwestern U.S.

Active Power said each PowerHouse system is rated at 720 kW and will provide all critical power infrastructure support to the IT containers onsite. This fully turnkey datacenter solution represents the first phase of the project as the site is designed for expansion phases of similar sizes in the future as IT demands increase. The power infrastructure systems will each contain a diesel generator; Active Power’s high efficiency CleanSource UPS (uninterruptible power supply) systems; switchgear; base fuel tank; and monitoring and controls software.

First Financial Northwest, Inc. (FFNW) stock rose 1.82 percent to $5.03 in the after-market trading.

Losers

EXFO Inc (EXFO) stock plunged 12.96 percent to $7.79 in the after-market trading. Profit for the third quarter was $1.74 million or $0.03 per share, up from $0.2 million or breakeven per share last year. Earnings for the latest quarter included $2.1 million in amortization of intangible assets and $0.4 million in stock-based compensation costs. Sales rose to $67.6 million from $55.9 million. Analysts had expected profit of $0.08 per share on revenue of $69.14 million.

The company expects fourth quarter earnings of $0.01 to $0.05 per share and revenue of $62 million to $67 million, while Street predicts profit of $0.10 per share on revenue of $71.48 million. The forecast included $0.04 per share in after-tax amortization of intangible assets and stock-based compensation costs. The company also projects a pre-tax, foreign exchange gain of $0.01 per share after the decrease in the value of the Canadian dollar compared to May 31, 2011.

Progress Software Corp. (PRGS) stock fell 5.97 percent to $21.89 in the after-market trading. Profit for the second quarter was $17.96 million or $0.26 per share, down from $19.06 million or $0.29 per share last year. Adjusted earnings were $26.63 million or $0.38 per share, compared to $26.26 million or $0.40 per share last year. Revenue grew to $134.68 million from $127.66 million, while adjusted revenue rose to $134.71 million from $128.26 million. Analysts had expected profit of $0.38 per share on revenue of $134.08 million.

The company expects third quarter adjusted earnings of $0.34 to $0.36 per share and revenue of $133 million to $136 million, while Street predicts profit of $0.41 per share on revenue of $137.31 million. For the fiscal 2011, the company lowered its adjusted earnings guidance to range fo $1.60 to $1.65 per share from previous forecast of $1.74 to $1.80 per share. The company reduced its 2011 revenue outlook to range of $550 million to $560 million from previous range of $560 million to $570 million. Street predicts profit of $1.71 per share on revenue of $560.16 million for the fiscal 2011.

ICAgen Inc. (ICGN) stock slid 2.64 percent to $5.91 in the after-market trading.

Expeditors International of Washington Inc. (EXPD) stock declined 2.53 percent to $49.34 in the after-market trading.

Novellus Systems, Inc. (NVLS) stock decreased 2.29 percent to $34.28 in the after-market trading.