<SEC-DOCUMENT>0001341004-20-000447-index.html : 20201110 <SEC-HEADER>0001341004-20-000447.hdr.sgml : 20201110 <ACCEPTANCE-DATETIME>20201109213401 ACCESSION NUMBER: 0001341004-20-000447 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20201110 DATE AS OF CHANGE: 20201109 GROUP MEMBERS: ATTL HOLDINGS UK LTD GROUP MEMBERS: IMTIS HOLDINGS S.A R.L. GROUP MEMBERS: INTERNATIONAL MOBILE TELECOM INVESTMENT STICHTING ADMINISTRA GROUP MEMBERS: L1T UB HOLDINGS S.A R.L. GROUP MEMBERS: LETTERONE CORE INVESTMENTS S.A R.L. SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: TURKCELL ILETISIM HIZMETLERI A S CENTRAL INDEX KEY: 0001071321 STANDARD INDUSTRIAL CLASSIFICATION: TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813] IRS NUMBER: 000000000 STATE OF INCORPORATION: W8 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-60791 FILM NUMBER: 201299428 BUSINESS ADDRESS: STREET 1: AYDINEVLER MAHALLESI INONU CADDESI NO 20 STREET 2: KUCUKYALI OFISPARK, MALTEPE CITY: ISTANBUL STATE: W8 ZIP: 34854 BUSINESS PHONE: 902123131244 MAIL ADDRESS: STREET 1: AYDINEVLER MAHALLESI INONU CADDESI NO 20 STREET 2: KUCUKYALI OFISPARK, MALTEPE CITY: ISTANBUL STATE: W8 ZIP: 34854 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Letterone Investment Holdings S.a.r.l. CENTRAL INDEX KEY: 0001657739 IRS NUMBER: 000000000 STATE OF INCORPORATION: N4 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 1-3 BOULEVARD DE LA FOIRE CITY: LUXEMBOURG STATE: N4 ZIP: L1528 BUSINESS PHONE: 352 2638 771 MAIL ADDRESS: STREET 1: 1-3 BOULEVARD DE LA FOIRE CITY: LUXEMBOURG STATE: N4 ZIP: L1528 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13D/A <SEQUENCE>1 <FILENAME>sc13da19.htm <DESCRIPTION>SCHEDULE 13D, AMENDMENT NO. 19 <TEXT> Document 1 - file: sc13da19.htm
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