The Utilities sector (XLU) showed little change during trading today while the S&P 500 rose 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, XLU was up 1.3% over the last thirty trading days while the S&P 500 was down 0.1%.

DCP Midstream Partners (DPM) was a significant gainer in the sector, rising 4.5%. The stock closed at $38.41 with 115,645 shares moving. The stock traded in a range of $36.63 to $38.48. The stock has been dropping in the last two months, down $7.09 (-15.6%) from a price of $45.50 on April 27, 2012.

Chesapeake Utilities Corporation (CPK) was a major loser in the sector, falling 1.8% (-81 cents) to close at $43.12 with 16,368 shares moving. The stock traded between $43.12 and $44.16. The stock has risen $1.76 (4.3%) over the last three months from a price of $41.36 on March 29, 2012.

National Fuel Gas (NFG) rose 2.6% to close at $45.31, cross its 50-day moving average of $44.40 and 200-day moving average of $48.47.

Cadiz (CDZI) rose 3% to close at $6.97, approaching its 50-day moving average of $7.69. It has also moved closer to its 200-day moving average of $8.87. The Empire District Electric Company (PEG) fell 1% to close at $20.58, moving closer to its 50-day moving average of $20.56. Also, the stock moved closer to its 200-day moving average of $31.16.

Huaneng Power International (HNP) hit a new 52-week high today, reaching $29 to top the previous high of $28.76.