The S&P 500 lost 0.3% while the Energy sector (XLE) showed little movement during trading today.

Halcon Resources (HK) was one of the sector's big losers, as its price dropped 8.6% (-91 cents) to close at $9.69. 4.4 million shares of the stock moved. The stock traded between $9.52 and $10.65.

Basic Energy Services (BAS) was a major gainer in the sector, rising 8.4% (+77 cents) to close at $9.93 with 2.4 million shares moving. The stock traded in a range of $9.09 to $9.93.

Gulfport Energy Corporation (GPOR) rose 4.7% to close at $19.21, cross its 50-day moving average of $19.01 and 200-day moving average of $26.83. Panhandle Oil and Gas (PHX) declined 4.7% to close at $28.51, moving below its 50-day moving average of $27.41 and 200-day moving average of $28.89.

Swift Energy Company (SFY) rose 7.5% to close at $17.53, approaching its 50-day moving average of $18.99. It has also moved closer to its 200-day moving average of $26.31. GeoResources (RRC) fell 3% to close at $36.66, moving closer to its 50-day moving average of $36.51. Also, the stock moved closer to its 200-day moving average of $61.25.

Apco Oil & Gas International (APAGF) hit a new 52-week low today, hitting $17.24 to fall below the previous low of $17.72.