<SEC-DOCUMENT>0001085146-21-000764-index.html : 20210216 <SEC-HEADER>0001085146-21-000764.hdr.sgml : 20210216 <ACCEPTANCE-DATETIME>20210212183604 ACCESSION NUMBER: 0001085146-21-000764 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210216 DATE AS OF CHANGE: 20210212 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: FRONTIER COMMUNICATIONS CORP CENTRAL INDEX KEY: 0000020520 STANDARD INDUSTRIAL CLASSIFICATION: TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813] IRS NUMBER: 060619596 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-37190 FILM NUMBER: 21630819 BUSINESS ADDRESS: STREET 1: 401 MERRITT 7 CITY: NORWALK STATE: CT ZIP: 06851 BUSINESS PHONE: 2036145600 MAIL ADDRESS: STREET 1: 401 MERRITT 7 CITY: NORWALK STATE: CT ZIP: 06851 FORMER COMPANY: FORMER CONFORMED NAME: CITIZENS COMMUNICATIONS CO DATE OF NAME CHANGE: 20000619 FORMER COMPANY: FORMER CONFORMED NAME: CITIZENS UTILITIES CO DATE OF NAME CHANGE: 19920703 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: CHARLES SCHWAB INVESTMENT MANAGEMENT INC CENTRAL INDEX KEY: 0000884546 IRS NUMBER: 943106735 STATE OF INCORPORATION: DE FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 211 MAIN STREET CITY: SAN FRANCISCO STATE: CA ZIP: 94105 BUSINESS PHONE: 415-627-7000 MAIL ADDRESS: STREET 1: 211 MAIN STREET CITY: SAN FRANCISCO STATE: CA ZIP: 94105 FORMER COMPANY: FORMER CONFORMED NAME: SCHWAB CHARLES INVESTMENT MANAGEMENT INC DATE OF NAME CHANGE: 19990329 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>ftra1.htm <DESCRIPTION>CHARLES SCHWAB INVESTMENT MANAGEMENT INC <TEXT> Document 1 - file: ftra1.htm
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