During trading today, both the Basic Materials sector (XLB) and the S&P500 showed little movement.

The ETF, as a proxy for the sector, tracked closer to the overall market today than over the past month. Entering today's trading, XLB was up 1.6% over the last thirty trading days. The S&P 500, in comparison, went up 2%.

Increasing 11.5% (+$5.79) to close at $56.29, W.R. Grace & (GRA) was a major gainer in the sector. Today, 2.6 million shares traded hands. The stock traded in a range of $50.72 to $57.08. Share price is up $7.26 (14.8%) from $49.03 on June 25, 2012.

Teck Resources (TCK) was one of the sector's big losers, as its price dropped 6.7% (-$1.94) to close at $26.82. 6.3 million shares of the stock moved. The stock traded between $26.41 and $28.59. The stock has lost momentum over the last three months, losing $10.74 (-28.6%) from $37.56 on April 27, 2012.

Silver Standard Resources (SSRI) rose 6.7% to close at $12.47, cross its 50-day moving average of $11.70 and 200-day moving average of $13.48. Steel Dynamics (STLD) declined 3.1% to close at $11.59, moving below its 50-day moving average of $11.76 and 200-day moving average of $12.89.

Randgold Resources (GOLD) rose 4.7% to close at $87.69, approaching its 50-day moving average of $88.76. It has also moved closer to its 200-day moving average of $94.12. Celanese Corporation (SCL) fell 1.5% to close at $37, moving closer to its 50-day moving average of $35.96. Also, the stock moved closer to its 200-day moving average of $88.38.

Cliffs Natural Resources (CLF) hit a new 52-week low today, hitting $40.66 to fall below the previous low of $42.18.