Point Roberts, WA - December 13, 2011 (Investorideas.com renewable energy/green newswire) Investorideas.com, a leader in cleantech investor research, reports on trading for renewable energy stocks for Monday December 12th.

Wind stock, Clean Wind Energy Tower Inc (OTC:CWET) was a notable gainer and bucked the downward trading as the stock ended higher by 15.79% to $0..22 on over 37.6K shares, extending its weekly gains to over 22%. Clean Wind Energy, Inc. a wholly owned subsidiary of Clean Wind Energy Tower, Inc, has designed and is preparing to develop, and construct large "Downdraft Towers" that use benevolent, non-toxic natural elements to generate electricity and clean water economically by integrating and synthesizing numerous proven as well as emerging technologies.

 Solar stock, DayStar Technologies Inc. (NASDAQ:DSTI) shares soared 6.67% to $0.32 on very unusual volume of 38K shares. The stock recently made a new 52-week low of $0.13. DayStar Technologies, Inc. has developed a thin film deposition technology for solar photovoltaic (PV) products. The Company utilizes a one-step sputter deposition process.

 SatCon Technology Corporation (NASDAQ:SATC) surged 0.04 (1.13%) to close at $0.67, rebounding from its new 52-week low of $0.67 made in the previous trading session. Satcon Technology Corporation (Satcon) is a clean energy technology provider of utility grade power solutions for the renewable energy market, primarily the large-scale commercial and utility-scale solar photovoltaic (PV) markets.

 Acorn Energy, Inc.(NASDAQ:ACFN) shares soared 0.05 (0.92%) to $5.48 on high volume of 50.86K shares after the company said that its 84%-owned DSIT subsidiary received a very significant order from an undisclosed Asian customer.

 Advanced Battery Technologies, Inc. (PINK: ABAT) soared 16.67% to $0.350 on light volume of over 748K shares. Advanced Battery Technologies, Inc., (ABAT) is a holding company with one direct subsidiary, Cashtech Investment Limited. Cashtech Investment Limited is also a holding company with two subsidiaries: Harbin ZhongQiang Power-Tech Co., Ltd. (Harbin ZQPT).

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