The Basic Materials sector (XLB) held steady during a trading day that saw the S&P 500 grow 0.6%.

The ETF, as a proxy for the sector, tracked farther from the overall market today than over the past week. As trading began today, XLB was down 1.1% over the last seven trading days while the S&P 500 climbed -0.5%.

Ampal-American Israel Corporation (AMPL) was a significant gainer in the sector, rising 13.5%. The stock closed at $3.03 with 13,356 shares moving. The stock traded in a range of $2.65 to $3.05.

Lawson Products (LAWS) was a major loser in the sector, falling 5.2% (-43 cents) to close at $7.87 with 33,682 shares moving. The stock traded in a range of $7.85 to $8.25. The stock has lost momentum over the last three months, losing $1.99 (-20.2%) from $9.86 on May 30, 2012.

Koppers Holdings (KOP) rose 2% to close at $32.61, cross its 50-day moving average of $32.55 and 200-day moving average of $34.87.

Calgon Carbon Corporation (CCC) rose 2.4% to close at $13.39, approaching its 50-day moving average of $13.90. It has also moved closer to its 200-day moving average of $14.29. Companhia Siderurgica Nacional (FCX) fell 5.1% to close at $5.40, moving closer to its 50-day moving average of $5.28. Also, the stock moved closer to its 200-day moving average of $36.12.

Sherwin-Williams (SHW) hit a new 52-week high today, reaching $143.38 to top the previous high of $142.29.