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Worst Sector Performers: This Week's Worst Tech Stocks - (ADSK, BIDU, VIT, AMKR, IIJI)

|Includes:Autodesk, Inc. (ADSK), AMKR, ASX, BIDU, ELLI, IIJI, IRF, LFGR, RAVN, T, VIT

If you're looking for stocks that are underperforming their competitors, the following list might be a good starting point for your research.

Here is a list of the worst performing Tech stocks over the last week.

The companies mentioned below have been sorted by each stock's alpha relative to their industry average.

We've also included links to company websites and industry descriptions (all links open in new tabs).

Archive For This Theme: Worst Weekly Returns in Tech Sector

All data current as of 8/24/2012.

1. Autodesk, Inc. (NASDAQ:ADSK): Returned -13.84% over the last week vs. an industry average of -0.84%. (Industry: Technical & System Software. Alpha vs. industry at -13%, based on average of 13 companies)

Provides design software and service solutions to customers in architecture, engineering, and construction; manufacturing; and digital media and entertainment industries. (Link to Autodesk, Inc. website)

2. Baidu, Inc. (NASDAQ:BIDU): Returned -13.63% over the last week vs. an industry average of -1.73%. (Industry: Internet Information Providers. Alpha vs. industry at -11.9%, based on average of 25 companies)

Provides Internet search services.

3. VanceInfo Technologies Inc. (NYSE:VIT): Returned -11.46% over the last week vs. an industry average of 0%. (Industry: Information Technology Services. Alpha vs. industry at -11.46%, based on average of 18 companies)

Engages in the provision of information technology (NYSE:IT) services.

4. Amkor Technology, Inc. (NASDAQ:AMKR): Returned -11.96% over the last week vs. an industry average of -1.61%. (Industry: Semiconductors. Alpha vs. industry at -10.35%, based on average of 32 companies)

Provides outsourced semiconductor packaging and test services in the United States and internationally. (Link to Amkor Technology, Inc. website)

5. Internet Initiative Japan Inc. (NASDAQ:IIJI): Returned 4.04% over the last week vs. an industry average of 14.26%. (Industry: Internet Service Providers. Alpha vs. industry at -10.23%, based on average of 2 companies)

Provides Internet connectivity, outsourcing, and systems integration services to customers primarily in Japan.

6. Advanced Semiconductor Engineering Inc. (NYSE:ASX): Returned -12.95% over the last week vs. an industry average of -3.12%. (Industry: Semiconductors. Alpha vs. industry at -9.83%, based on average of 25 companies)

Provides semiconductor packaging and testing services for semiconductor companies.

7. International Rectifier Corporation (NYSE:IRF): Returned -11.34% over the last week vs. an industry average of -1.61%. (Industry: Semiconductors. Alpha vs. industry at -9.73%, based on average of 32 companies)

Engages in the design, manufacture, and marketing of power management semiconductors. (Link to International Rectifier Corporation website)

8. Ellie Mae, Inc. Common Stock (NYSEMKT:ELLI): Returned -10.29% over the last week vs. an industry average of -0.94%. (Industry: Application Software. Alpha vs. industry at -9.35%, based on average of 54 companies)

Ellie Mae, Inc. and its subsidiaries host electronic mortgage origination network in the United States.

9. Demand Media, Inc. (DMD): Returned -10.43% over the last week vs. an industry average of -1.47%. (Industry: Internet Software & Services. Alpha vs. industry at -8.96%, based on average of 13 companies)

Operates as a content and social media company in the United States. (Link to Demand Media, Inc. website)

10. Leap Wireless International Inc. (LEAP): Returned -10.02% over the last week vs. an industry average of -1.36%. (Industry: Wireless Communications. Alpha vs. industry at -8.66%, based on average of 27 companies)

Provides digital wireless services under the 'Cricket' brand name in the United States. (Link to Leap Wireless International Inc. website)

11. Raven Industries Inc. (NASDAQ:RAVN): Returned -9.85% over the last week vs. an industry average of -1.41%. (Industry: Printed Circuit Boards. Alpha vs. industry at -8.44%, based on average of 12 companies)

Raven Industries Inc. manufactures products for industrial, agricultural, construction, and military/aerospace markets in North America. (Link to Raven Industries Inc. website)

12. Shenandoah Telecommunications Co. (NASDAQ:SHEN): Returned -9.16% over the last week vs. an industry average of -0.78%. (Industry: Domestic Telecom Services. Alpha vs. industry at -8.38%, based on average of 15 companies)

Provides regulated and unregulated telecommunications services to end-user customers and other communications providers in the southeastern United States. (Link to Shenandoah Telecommunications Co. website)

13. EXFO Inc (NASDAQ:EXFO): Returned -9.62% over the last week vs. an industry average of -1.82%. (Industry: Communication Equipment. Alpha vs. industry at -7.8%, based on average of 27 companies)

Designs, manufactures, and markets test and service assurance solutions for wireless and wireline network operators, and equipment manufacturers in the telecommunications industry worldwide.

14. Oi SA (NYSE:OIBR): Returned -10.07% over the last week vs. an industry average of -2.48%. (Industry: Diversified Communication Services. Alpha vs. industry at -7.59%, based on average of 13 companies)

15. Lattice Semiconductor Corporation (NASDAQ:LSCC): Returned -7.07% over the last week vs. an industry average of 0.45%. (Industry: Semiconductors. Alpha vs. industry at -7.52%, based on average of 19 companies)

Designs, develops, manufactures, and markets programmable logic products and related software. (Link to Lattice Semiconductor Corporation website)

16. Quality Systems Inc. (NASDAQ:QSII): Returned -7.57% over the last week vs. an industry average of -0.06%. (Industry: Healthcare Information Services. Alpha vs. industry at -7.51%, based on average of 9 companies)

Develop and market health-care information systems. (Link to Quality Systems Inc. website)

17. Telefonica Brasil, S.A. (NYSE:VIV): Returned -8.84% over the last week vs. an industry average of -1.36%. (Industry: Wireless Communications. Alpha vs. industry at -7.48%, based on average of 27 companies)

18. TIM Participacoes S.A. (NYSE:TSU): Returned -8.8% over the last week vs. an industry average of -1.36%. (Industry: Wireless Communications. Alpha vs. industry at -7.44%, based on average of 27 companies)

Provides mobile telecommunications services through global system mobile (NASDAQ:GSM) technology to business and individual customers in Brazil.

Disclosure: I have no positions in any stocks mentioned, and no plans to initiate any positions within the next 72 hours.

Stocks: ADSK, BIDU, VIT, AMKR, IIJI, ASX, IRF, ELLI, LFGR, T, RAVN