While the S&P 500 grew 0.1%, the Technology sector (XLK) showed little movement during trading today.

As a proxy for the sector, the ETF tracked closer to the overall market today than over the past month. As trading began today, XLK was up 5.7% over the last thirty trading days, and the S&P 500 climbed 3.2%.

Oplink Communications (OPLK) was a major gainer in the sector, rising 14.4% (+$2.05) to close at $16.31 with 875,754 shares moving. The stock traded in a range of $15.44 to $16.98. Share price is up, having risen $2.94 (22%) from $13.37 on July 19, 2012.

Marvell Technology Group (MRVL) was a major loser in the sector, falling 14.2% (-$1.74) to close at $10.54 with 54 million shares moving. The stock traded in a range of $10.30 to $10.85. The stock is down over the last three months, having fallen $2.45 (-18.9%) from $12.99 on May 22, 2012.

Power Integrations (POWI) rose 2.5% to close at $35.85, cross its 50-day moving average of $35.42 and 200-day moving average of $37.34. iSoftStone Holdings (ISS) declined 9.9% to close at $4.92, moving below its 50-day moving average of $5.33 and 200-day moving average of $7.22.

Multi-Fineline Electronix (MFLX) rose 5.2% to close at $24.73, approaching its 50-day moving average of $25.59. It has also moved closer to its 200-day moving average of $25.32. Cass Information Systems (CASS) fell 1.3% to close at $39.05, moving down to 0.3% above its 200-day moving average of $38.95.

Seagate Technology (STX) hit a new 52-week high today, reaching $35.70 to top the previous high of $34.70.

Angie's List (ANGI) hit a new 52-week low today, hitting $10.43 to fall below the previous low of $10.77.