SC 13G/A | 2007-02-05 | FRANKLIN RESOURCES INC | DTE ENERGY CO | 15,009,497 | 8.4% | EDGAR |
SC 13G | 2007-01-23 | BARCLAYS GLOBAL INVESTORS NA /CA/ | DTE ENERGY CO | 3,992,259 | 2.2% | EDGAR |
SC 13G/A | 2006-02-14 | DTE ENERGY CO | PLUG POWER INC | 9,193,277 | 10.7% | EDGAR |
SC 13G/A | 2006-02-10 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | 9,646,000 | 5.4% | EDGAR |
SC 13G | 2006-02-09 | BARCLAYS PLC | DTE ENERGY CO | 11,378 | 0.0% | EDGAR |
SC 13G/A | 2006-02-08 | FRANKLIN RESOURCES INC | DTE ENERGY CO | 15,929,402 | 9.0% | EDGAR |
SC 13G | 2006-01-26 | BARCLAYS GLOBAL INVESTORS NA /CA/ | DTE ENERGY CO | 4,470,186 | 2.5% | EDGAR |
SC 13G/A | 2005-02-15 | DTE ENERGY CO | PLUG POWER INC | 10,991,463 | 15.3% | EDGAR |
SC 13G | 2005-02-14 | FRANKLIN RESOURCES INC | DTE ENERGY CO | 15,069,646 | 8.7% | EDGAR |
SC 13G | 2005-02-14 | BARCLAYS GLOBAL INVESTORS NA /CA/ | DTE ENERGY CO | 4,513,944 | 2.6% | EDGAR |
SC 13G/A | 2005-02-11 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | 11,383,100 | 6.5% | EDGAR |
SC 13G/A | 2004-02-13 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | 10,161,700 | 6.0% | EDGAR |
SC 13G/A | 2003-02-13 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | 8,721,900 | 5.2% | EDGAR |
SC 13G/A | 2002-02-14 | DTE ENERGY CO | PLUG POWER INC | 14,450,315 | 29.0% | EDGAR |
SC 13G/A | 2002-02-11 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | 8,406,600 | 5.2% | EDGAR |
SC 13G | 2001-03-07 | DTE ENERGY CO | PLUG POWER INC | 13,984,315 | 32.0% | EDGAR |
SC 13G/A | 2001-02-12 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | - | - | EDGAR |
SC 13G | 2000-02-11 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | - | - | EDGAR |
SC 13G | 2000-02-11 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | - | - | EDGAR |
SC 13G | 2000-02-11 | CAPITAL RESEARCH & MANAGEMENT CO | DTE ENERGY CO | - | - | EDGAR |