Marshall Wace’s Largest Utilities Share Holdings in 13F Release

Wall St. Watchdog reveals information regarding Marshall Wace’s top holdings in the Utilities sector for the quarter ending September 30th, 2011. The firm held 18 stocks in the Utilities sector at the end of the quarter with an aggregate market value of $8.468 million.

  • Dominion Resources Inc. (NYSE:D): On 06/30/2011, Marshall Wace reported holding 0 shares. On 09/30/2011, Marshall Wace reported holding 32,600 shares with a market value of $1,655,102. This comprised 0.33% of the total portfolio. The net change in shares for this position over the two quarters is 32,600. About Company: Dominion Resources, Inc., a diversified utility holding company, generates, transmits, distributes, and sells electric energy in Virginia and northeastern North Carolina. The Company produces, transports, distributes, and markets natural gas to customers in the Northeast and Mid-Atlantic regions of the United States.
  • Eqt Corporation (NYSE:EQT): On 06/30/2011, Marshall Wace reported holding 56,433 shares with a market value of $2,963,861. This comprised 0.4% of the total portfolio. On 09/30/2011, Marshall Wace reported holding 19,190 shares with a market value of $1,023,978. This comprised 0.2% of the total portfolio. The net change in shares for this position over the two quarters is -37,243. About Company: EQT Corporation is an integrated energy company with emphasis on Appalachian area natural-gas supply, transmission and distribution. The Company, through its subsidiaries, offer natural gas products to wholesale and retail customers.
  • The Aes Corporation (NYSE:AES): On 06/30/2011, Marshall Wace reported holding 33,962 shares with a market value of $432,676. This comprised 0.06% of the total portfolio. On 09/30/2011, Marshall Wace reported holding 99,648 shares with a market value of $972,565. This comprised 0.19% of the total portfolio. The net change in shares for this position over the two quarters is 65,686. About Company: The AES Corporation acquires, develops, owns, and operates generation plants and distribution businesses in several countries. The Company sells electricity under long term contracts and serves customers under its regulated utility businesses. AES also also mines coal, turns seawater into drinking water, and develops alternative sources of energy.
  • Nv Energy Inc. (NYSE:NVE): On 06/30/2011, Marshall Wace reported holding 0 shares. On 09/30/2011, Marshall Wace reported holding 45,479 shares with a market value of $668,996. This comprised 0.13% of the total portfolio. The net change in shares for this position over the two quarters is 45,479. About Company: NV Energy, Inc., through its subsidiaries, generates, transmits, and distributes electric energy throughout Nevada and the Lake Tahoe area of California. The Company provides natural gas services in the Reno Sparks area of Nevada.
  • Calpine Corp. (NYSE:CPN): On 06/30/2011, Marshall Wace reported holding 38,380 shares with a market value of $619,069. This comprised 0.08% of the total portfolio. On 09/30/2011, Marshall Wace reported holding 36,599 shares with a market value of $515,314. This comprised 0.1% of the total portfolio. The net change in shares for this position over the two quarters is -1,781. About Company: Calpine Corporation acquires, develops, owns, and operates power generation facilities, as well as sells electricity in the United States. The Company also provides thermal energy for industrial customers.
  • Entergy Corporation (NYSE:ETR): On 06/30/2011, Marshall Wace reported holding 0 shares. On 09/30/2011, Marshall Wace reported holding 7,236 shares with a market value of $479,674. This comprised 0.09% of the total portfolio. The net change in shares for this position over the two quarters is 7,236. About Company: Entergy Corporation is an integrated energy company that is primarily focused on electric power production and retail electric distribution operations. The Company delivers electricity to utility customers in Arkansas, Louisiana, Mississippi, and Texas. Entergy also owns and operates nuclear plants in the northern United States
  • Energen Corp. (NYSE:EGN): On 06/30/2011, Marshall Wace reported holding 6,116 shares with a market value of $345,554. This comprised 0.05% of the total portfolio. On 09/30/2011, Marshall Wace reported holding 11,010 shares with a market value of $450,199. This comprised 0.09% of the total portfolio. The net change in shares for this position over the two quarters is 4,894. About Company: Energen Corporation is a diversified energy holding company. The Company acquires, develops, explores, and produces oil, natural gas and natural gas liquids in the continental United States. The Company also purchases, distributes and sells natural gas, principally in central and north Alabama.
  • Exelon Corp. (NYSE:EXC): On 06/30/2011, Marshall Wace reported holding 32,965 shares with a market value of $1,412,221. This comprised 0.19% of the total portfolio. On 09/30/2011, Marshall Wace reported holding 10,348 shares with a market value of $440,928. This comprised 0.09% of the total portfolio. The net change in shares for this position over the two quarters is -22,617. About Company: Exelon Corporation is a utility services holding company. The Company, through its subsidiaries distributes electricity to customers in Illinois and Pennsylvania. Exelon also distributes gas to customers in the Philadelphia area as well as operates nuclear power plants in states that include Pennsylvania and New Jersey.
  • National Grid Plc (NYSE:NGG): On 06/30/2011, Marshall Wace reported holding 0 shares. On 09/30/2011, Marshall Wace reported holding 8,488 shares with a market value of $421,005. This comprised 0.08% of the total portfolio. The net change in shares for this position over the two quarters is 8,488. About Company: National Grid PLC owns, operates and develops electricity and gas networks. The Group’s electricity transmission and gas distribution networks are located throughout the United Kingdom and in the north-eastern section of the United States. They also own liquefied natural gas storage facilities in Britain and provide infrastructure services to the mobile telecom industry.
  • Ameren Corporation (NYSE:AEE): On 06/30/2011, Marshall Wace reported holding 0 shares. On 09/30/2011, Marshall Wace reported holding 12,878 shares with a market value of $383,378. This comprised 0.08% of the total portfolio. The net change in shares for this position over the two quarters is 12,878. About Company: Ameren Corporation is a public utility holding company. The Company, through its subsidiaries, generates electricity, delivers electricity and distributes natural gas to customers in Missouri and Illinois.

(Note: Data regarding Marshall Wace’s stock holdings are sourced from whalewisdom.com. All data are assumed to be accurate.)

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