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 week. Going into trading today, XLB was down 1.7% over the last seven trading days while the S&P 500 went up -0.1%.

American Pacific Corporation (APFC) was a significant gainer in the sector, rising 10.4%. The stock closed at $11.94 with 46,011 shares moving. The stock traded in a range of $11.46 to $12.14.

Molycorp (MCP) was one of the sector's big losers, as its price dropped 9.4% (-$1.15) to close at $11.08. 22.2 million shares of the stock moved. The stock traded between $11.01 and $12.54.

Koppers Holdings (KOP) declined 3.9% to close at $31.94, moving below its 50-day moving average of $32.58 and 200-day moving average of $34.78.

Entree Gold (EGI) rose 5.4% to close at 59 cents, approaching its 50-day moving average of 64 cents. It has also moved closer to its 200-day moving average of 87 cents. Universal Stainless & Alloy Products (SYT) fell 3.6% to close at $36.28, moving closer to its 50-day moving average of $35.30. Also, the stock moved closer to its 200-day moving average of $66.36.

Cliffs Natural Resources (CLF) hit a new 52-week low today, hitting $35.51 to fall below the previous low of $35.89.