The utilities sector closed the day up 1.7%. Were all decliners today within the utilities sector with Active Power Inc ( ACPW) being today's featured utilities loser. Active Power Inc fell 2 cents (-1.7%) to $1.19 on light volume. Throughout the day, 156,681 shares of Active Power Inc exchanged hands as compared to its average daily volume of 582,400 shares.

Active Power, Inc., together with its subsidiaries, designs, manufactures, and markets critical power quality solutions. Active Power Inc has a market cap of $95.4 million and is part of the utilities industry. Shares are down 52.4% year to date as of the close of trading on Thursday.

TheStreet Ratings rates Active as a sell. The company's weaknesses can be seen in multiple areas, such as its poor profit margins, weak operating cash flow and generally disappointing historical performance in the stock itself.

On the positive front, Beacon Power ( BCON), China Hydroelectric ( CHC), Niska Gas Storage Partners ( NKA), and Centrais Ele. Brasileira S.A. Eletrobras ( EBR) were all gainers within the utilities sector with Southern ( SO) being today's featured utilities sector winner.

For investors not wanting singular stock exposure, ETFs may be of interest. Investors who are bullish on the utilities sector could consider Utilities Select Sector SPDR ( XLU) while those bearish on the utilities sector could consider ProShares UltraShort Utilities ( SDP).