0001209191-11-051331.txt : 20111011 0001209191-11-051331.hdr.sgml : 20111010 20111011101311 ACCESSION NUMBER: 0001209191-11-051331 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20111007 FILED AS OF DATE: 20111011 DATE AS OF CHANGE: 20111011 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Iridium Communications Inc. CENTRAL INDEX KEY: 0001418819 STANDARD INDUSTRIAL CLASSIFICATION: COMMUNICATIONS EQUIPMENT, NEC [3669] IRS NUMBER: 221344998 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1750 TYSONS BOULEVARD STREET 2: SUITE 1400 CITY: MCLEAN STATE: VA ZIP: 22102 BUSINESS PHONE: 301-571-6200 MAIL ADDRESS: STREET 1: 1750 TYSONS BOULEVARD STREET 2: SUITE 1400 CITY: MCLEAN STATE: VA ZIP: 22102 FORMER COMPANY: FORMER CONFORMED NAME: GHL Acquisition Corp. DATE OF NAME CHANGE: 20071119 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GREENHILL & CO INC CENTRAL INDEX KEY: 0001282977 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211] STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33963 FILM NUMBER: 111134158 BUSINESS ADDRESS: STREET 1: 300 PARK AVENUE STREET 2: 23RD FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 212-389-1500 MAIL ADDRESS: STREET 1: 300 PARK AVENUE CITY: NEW YORK STATE: NY ZIP: 10022 4 1 doc4.xml FORM 4 SUBMISSION X0304 4 2011-10-07 0 0001418819 Iridium Communications Inc. IRDM 0001282977 GREENHILL & CO INC 300 PARK AVENUE 23RD FLOOR NEW YORK NY 10022 0 0 1 0 Common Stock 2011-10-07 4 S 0 15000 5.7465 D 7733387 D Common Stock 2011-10-10 4 S 0 15000 5.8044 D 7718387 D Common Stock 1995629 I By subsidiary The open market sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 14, 2011. /s/ Ulrika Ekman, General Counsel on behalf of Greenhill & Co., Inc. 2011-10-11