0001209191-13-022249.txt : 20130423 0001209191-13-022249.hdr.sgml : 20130423 20130423154807 ACCESSION NUMBER: 0001209191-13-022249 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130422 FILED AS OF DATE: 20130423 DATE AS OF CHANGE: 20130423 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: 13776474 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 X0306 4 2013-04-22 0 0001418819 Iridium Communications Inc. IRDM 0001282977 GREENHILL & CO INC 300 PARK AVENUE 23RD FLOOR NEW YORK NY 10022 0 0 0 1 Director by Deputization Common Stock 2013-04-22 4 S 0 15000 6.6744 D 2008387 D Common Stock 2013-04-23 4 S 0 15000 6.6972 D 1993387 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/ Gavin D. Solotar, General Counsel on behalf of Greenhill & Co., Inc. 2013-04-23