The Energy sector (XLE) held steady on a trading day that saw S&P 500 drop 0.1%.

Although it went in the opposite direction of the market today, the ETF tracked closer to the overall market today than over the past month. At the start of trading today, XLE was up 2.3% over the last thirty trading days while the S&P 500 was up 2%.

BP Prudhoe Bay Royalty (BPT) was a major loser in the sector. Its price dropped 8.7% (-$8.93) to close at $93.46, as 1.3 million shares moved. The stock traded between $93.01 and $101.99. The share price has been sinking in the last month, down $23.14 (-19.8%) from $116.60 on July 30, 2012.

Approach Resources (AREX) was a major gainer in the sector, rising 5.3% (+$1.49) to close at $29.63 with 487,626 shares moving. The stock traded in a range of $28.09 to $29.68. The stock has been on an upward trajectory over the last two months, rising $4.09 (16%) from a price of $25.54 on June 29, 2012.

Alliance Resource Partners L.P (ARLP) rose 1.4% to close at $62.65, crossing its 50-day moving average of $61.93. Meanwhile, Superior Energy Services (SPN) dropped 1.9% to close at $21.32, moving below its 200-day moving average or $23.54.

SM Energy (SM) rose 1.4% to close at $47.50, approaching its 50-day moving average of $47.71. It has also moved closer to its 200-day moving average of $58.40. Consol Energy (EQU) fell 1.9% to close at $31.61, moving closer to its 50-day moving average of $31.12. Also, the stock moved closer to its 200-day moving average of $3.36.

Rose Rock Midstream (RRMS) hit a new 52-week high today, reaching $29.52 to top the previous high of $29.27.