The Energy sector (XLE) held steady during a trading day that saw the S&P 500 grow 0.5%.

While being down today, the ETF, as a proxy for sector performance, tracked closer to the overall market today than over the past month. Entering today's trading, XLE was up 8.6% over the last thirty trading days while the S&P 500 was down 3.7%.

Chesapeake Energy (CHK) was a major gainer in the sector, rising 9.4% (+$1.67) to close at $19.37 with 41.6 million shares moving. The stock traded in a range of $18.72 to $19.72. The stock has risen $2.19 (12.7%) over the last three months from a price of $17.18 on May 10, 2012.

McDermott International (MDR) was a major loser in the sector. Its price dropped 6.7% (-80 cents) to close at $11.20, as 12.7 million shares moved. The stock traded between $11.04 and $11.81. Share price is up, having risen 6 cents (0.5%) from $11.26 on July 9, 2012.

Cenovus Energy (CVE) rose 4.6% to close at $32.83, cross its 50-day moving average of $31.66 and 200-day moving average of $33.43.

EV Energy Partners L.P (CRZO) fell 2.2% to close at $53.25, moving closer to its 50-day moving average of $52.72. Also, the stock moved closer to its 200-day moving average of $25.28. Cimarex Energy (XEC) rose 6.1% to close at $59.52, getting closer to its 200-day moving average or $61.75.

Tesoro (TSO) hit a new 52-week high today, reaching $34.74 to top the previous high of $33.06.

Kosmos Energy (KOS) hit a new 52-week low today, hitting $8.19 to fall below the previous low of $9.11.