PLUG POWER INC filings

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SEC filings by PLUG POWER INC (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13D/A2002-11-14MECHANICAL TECHNOLOGY INCPLUG POWER INC10,891,315-EDGAR
SC 13D/A2002-05-15MECHANICAL TECHNOLOGY INCPLUG POWER INC11,420,515-EDGAR
SC 13G/A2002-02-14DTE ENERGY COPLUG POWER INC14,450,31529.0%EDGAR
SC 13D/A2001-06-12MECHANICAL TECHNOLOGY INCPLUG POWER INC12,058,890-EDGAR
SC 13D/A2001-05-16MECHANICAL TECHNOLOGY INCPLUG POWER INC12,569,315-EDGAR
SC 13D/A2001-04-10MECHANICAL TECHNOLOGY INCPLUG POWER INC13,151,815-EDGAR
SC 13G2001-03-07DTE ENERGY COPLUG POWER INC13,984,31532.0%EDGAR
SC 13D/A2001-02-09MECHANICAL TECHNOLOGY INCPLUG POWER INC13,707,015-EDGAR
SC 13D2000-12-11MECHANICAL TECHNOLOGY INCPLUG POWER INC13,707,015-EDGAR
SC 13G2000-02-11GENERAL ELECTRIC COPLUG POWER INC5,275,00012.3%EDGAR
SC 13G2000-02-11GENERAL ELECTRIC COPLUG POWER INC5,275,00012.3%EDGAR
SC 13G2000-02-11GENERAL ELECTRIC COPLUG POWER INC5,275,00012.3%EDGAR
SC 13G/A2000-01-31MERRILL LYNCH & CO INCPLUG POWER INC--EDGAR
SC 13G/A2000-01-31MERRILL LYNCH & CO INCPLUG POWER INC--EDGAR
SC 13G/A2000-01-31MERRILL LYNCH & CO INCPLUG POWER INC--EDGAR
SC 13G2000-01-14MERRILL LYNCH & CO INCPLUG POWER INC4,736,84211.0%EDGAR
SC 13G2000-01-14MERRILL LYNCH & CO INCPLUG POWER INC4,736,84211.0%EDGAR
SC 13G2000-01-14MERRILL LYNCH & CO INCPLUG POWER INC4,736,84211.0%EDGAR
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