0001093691-12-000006.txt : 20120214 0001093691-12-000006.hdr.sgml : 20120214 20120214153950 ACCESSION NUMBER: 0001093691-12-000006 CONFORMED SUBMISSION TYPE: 5 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20111231 FILED AS OF DATE: 20120214 DATE AS OF CHANGE: 20120214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MCNAMEE GEORGE C CENTRAL INDEX KEY: 0001008001 FILING VALUES: FORM TYPE: 5 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34392 FILM NUMBER: 12609002 MAIL ADDRESS: STREET 1: FIRST ALBANY COMPANIES INC. STREET 2: 677 BROADWAY CITY: ALBANY STATE: NY ZIP: 12207-2990 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: PLUG POWER INC CENTRAL INDEX KEY: 0001093691 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRICAL INDUSTRIAL APPARATUS [3620] IRS NUMBER: 223672377 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 968 ALBANY-SHAKER ROAD CITY: LATHAM STATE: NY ZIP: 12110 BUSINESS PHONE: 5187827700 MAIL ADDRESS: STREET 1: 968 ALBANY-SHAKER ROAD CITY: LATHAM STATE: NY ZIP: 12110 5 1 primary_doc.xml PRIMARY DOCUMENT X0304 5 2011-12-31 0 0 0 0001093691 PLUG POWER INC PLUG 0001008001 MCNAMEE GEORGE C 968 ALBANY SHAKER ROAD LATHAM NY 12110 1 0 0 1 Chairman of the Board Plug Power Common Stock 2012-02-14 5 J 0 4 0 D 98209 D Plug Power Common Stock 2011-12-01 5 S 0 2042 2.2 D 96167 D This figure represents the difference in holdings previously reported due to brokerage rounding procedures implemented following the May 19, 2011 1-for-10 reverse stock split. These shares were sold pursuant to a 10b5-1 Sales Plan dated September 15, 2011. /s/ Gerard L. Conway, Jr., Attorney in Fact 2012-02-14