<SEC-DOCUMENT>0001104659-25-049474.txt : 20250515
<SEC-HEADER>0001104659-25-049474.hdr.sgml : 20250515
<ACCEPTANCE-DATETIME>20250515161837
ACCESSION NUMBER:		0001104659-25-049474
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250515
FILED AS OF DATE:		20250515
DATE AS OF CHANGE:		20250515

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TURKCELL ILETISIM HIZMETLERI A S
		CENTRAL INDEX KEY:			0001071321
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
		ORGANIZATION NAME:           	06 Technology
		EIN:				000000000
		STATE OF INCORPORATION:			W8
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15092
		FILM NUMBER:		25953576

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
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<FILENAME>tm2515282d1_6k.htm
<DESCRIPTION>FORM 6-K
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;&nbsp;</P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES</B></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Washington, D.C. 20549</B></P>

<P STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM&nbsp;6-K</B></P>

<P STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>REPORT OF FOREIGN PRIVATE ISSUER</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>PURSUANT TO RULE 13a-16 OR 15d-16</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNDER THE SECURITIES EXCHANGE ACT OF 1934</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>For the month of May&nbsp;2025</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Commission File Number: <FONT STYLE="color: #231f20; background-color: white">001-15092</FONT></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>TURKCELL &Idot;LET&Idot;&Scedil;&Idot;M H&Idot;ZMETLER&Idot;
A.&Scedil;.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Translation of registrant&rsquo;s name into English)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white">Turkcell K&uuml;&ccedil;&uuml;kyal&inodot; Plaza</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white">Ayd&inodot;nevler Mahallesi
 &Idot;n&ouml;n&uuml; Caddesi No:20</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white">K&uuml;&ccedil;&uuml;kyal&inodot;
Ofispark</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white">34854 Maltepe<BR>
Istanbul, T&uuml;rkiye</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Address of Principal Executive Offices)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Indicate by check mark whether the registrant files or will file annual
reports under cover of Form&nbsp;20-F or Form&nbsp;40-F:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Wingdings">&#120;</FONT>&#8239;Form&nbsp;20-F&#8239;&#8239;<FONT STYLE="font-family: Wingdings">&#168;</FONT> <FONT STYLE="font-family: Wingdings; color: #0070c0">
</FONT>Form&nbsp;40-F</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Enclosure: A press release dated May 15, 2025 announcing
the approval of the share buyback program by the registrant's general assembly.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><IMG SRC="tm2515282d1_6kimg001.jpg" ALT="">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Istanbul, May&nbsp;15, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Announcement Regarding the Approval of the Share Buyback Program
by the General Assembly</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">As per our material event disclosure dated March&nbsp;26,
2025, the Share Buyback Program, prepared in compliance with the Capital Markets Law and the provisions of the Capital Markets Board's
Communiqu&eacute; No.&nbsp;II-22.1 on &quot;Buy-Backed Shares,&quot; along with relevant regulatory principles, was approved at the Ordinary
General Assembly Meeting held on May&nbsp;15, 2025.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B><I>For more information:</I></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><I>Turkcell Investor Relations</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><I><U>investor.relations@turkcell.com.tr</U></I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><I>Tel: + 90 212 313 1888</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>TURKCELL &Idot;LET&Idot;&Scedil;&Idot;M
H&Idot;ZMETLER&Idot; A.&Scedil;.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SHARE BUYBACK PROGRAM</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>The Purpose of the Share
Buyback Program</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The purpose of our Company's share buyback program
is to;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.5in">(i)</TD><TD STYLE="text-align: justify">protect our investors from potential domestic economic fluctuations or any adverse effects of the global
economy on Turkey or</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.25in"></TD><TD STYLE="width: 0.5in">(ii)</TD><TD STYLE="text-align: justify">buyback our own shares on Borsa &Idot;stanbul A.&Scedil;. within the framework of employee share ownership
plans to be adopted for Turkcell's or its consolidated subsidiaries' employees with the authorization obtained from the General Assembly.</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Duration of Share Buyback
Program</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">The duration of the Share Buyback Program is a maximum of 3 years
from the date of the General Assembly approval of the Share Buyback Program.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Maximum Number of Shares
to be Bought Back</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Our Company may buyback its shares, up to an
amount corresponding to 10% of the Company's issued capital of TRY 2,200,000,000, within the limits of the total funds specified below,
in conformity with the relevant legislation. In case of an amendment in the legislation or an increase in the issued share capital, the
transactions shall be made in line with the relevant amendments.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The program will be completed once the maximum
number of shares subject to the buyback program has been purchased.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Total Amount and Source
of the Funds Allocated for Share Buyback</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">A fund up to TRY 8,500,000,000 has been allocated
for the share buyback program from the Company's resources and cash flow from its operations.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The nominal value of the bought back shares cannot
exceed 10% of the issued capital. Bought back shares sold during the program period shall not be taken into account as a deduction item
in the calculation of this ratio. The total value of the bought back shares shall not exceed the total amount of the funds that may be
distributed as dividends.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Minimum and Maximum Price
Limits for Share Buybacks</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The minimum price limit for a share buyback is
TRY 1. The maximum price limit for a share buyback is 300% more of the &quot;share book value,&quot; calculated by dividing the total
shareholders&rsquo; equity, as disclosed in the most recent consolidated financial statement on the Public Disclosure Platform, by the
Company's issued capital.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Principles Regarding the
Sale of Bought Back Shares During the Program Period</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The bought back shares, along with any bonus (non
paid-up) shares acquired due to these shares, may be held indefinitely. The Company may resell its own shares on the stock exchange or
redeem them through a capital reduction, provided that such actions do not conflict with the purpose of the share buyback program and
are carried out with utmost care to comply with the relevant legislation.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Authorization Period and
Transaction Procedure Requested from the General Assembly</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The Company's Board of Directors has been authorized
for a period of 3 years. The Board of Directors is authorized not to initiate buyback transactions or to suspend the Share Buyback Program
at any time based on the prevailing capital market conditions and/or the Company's financial position.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The Board of Directors is authorized to carry
out share buybacks, dispose of the bought-back shares, and perform the necessary transactions required by legislation in line with the
purpose of the buyback for a period of 3 years following the date on which the General Assembly granted the authorization.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Within this authorization period and per the principles
set forth in this Share Buyback Program, the Board of Directors may conduct one or more buyback transactions for shorter periods.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Authorization for Purchases</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Under this Share Buyback Program, the Board of
Directors of our Company is authorized by the General Assembly, which may delegate this authority to natural persons or legal entities
it designates.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Number of Bought Back Shares
Not Yet Disposed of and their Ratio to the Issued Share Capital</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The Board of Directors of our Company has carried
out a series of buybacks within the scope of the share buyback decisions adopted on July&nbsp;27, 2016, and subsequent dates, and per
the announcements made by the Capital Markets Board on July&nbsp;21, 2016, July&nbsp;25, 2016, and March&nbsp;23, 2020. The Board of Directors
has decided that the maximum fund amount shall be TRY 1,250,000,000. A total of 21,463,501 shares have been bought back to date for TRY
563,834,214 and as a result of these buybacks, the bought back share ratio to the Company's issued share capital has reached to 0.98%.
These bought back shares are currently held by our Company and may also be utilized pursuant to employee share ownership plans.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">In addition, the maximum fund amount designated
for share buybacks also applies to the buyback of our American Depository Receipts (ADRs) traded on the New York Stock Exchange and the
Company's bonds. Within this scope, a total of TRY 521.8 million in bond purchases has been executed to date.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Potential Effects of the
Buyback Program on the Company's Financial Position and Operating Results</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The total fund set aside for the buyback is up
to TRY 8,500,000,000, which corresponds to 2% of the total assets in the consolidated financial statements as of the end of December&nbsp;31,
2024. In this regard, we do not expect any material impact on the Company's financial position or operational results of its activities
as a result of this buyback program.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Information on Subsidiaries
That May&nbsp;Conduct Share Buybacks Under the Program</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">None.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Benefits for Related Parties
from Share Buyback Transactions</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">None.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Share Price Information<FONT STYLE="font-family: Times New Roman, Times, Serif"><SUP>1</SUP></FONT></U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 52%">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Yearly</U></B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">For the year ended December&nbsp;31, 2024, yearly;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Minimum share price: TRY 55.95</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Maximum share price: TRY 111.32</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Weighted average share price: TRY 83.96</P></TD>
    <TD STYLE="width: 48%">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B><U>Last 3 Months</U></B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">For the three months ended March&nbsp;24, 2025</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Minimum share price: TRY 87.40</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Maximum share price: TRY 109.40</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Weighted average share price: TRY 102.25</P></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><SUP>1</SUP></FONT>
Share prices are adjusted. Weighted average share price is the average of daily weighted average share prices during the related period.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SIGNATURES</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.25in">Pursuant to the requirements of the Securities Exchange Act of 1934, Turkcell &Idot;leti&scedil;im Hizmetleri A.&Scedil;. has duly caused
this report to be signed on its behalf by the undersigned, thereunto duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD COLSPAN="3"><B>TURKCELL &Idot;LET&Idot;&Scedil;&Idot;M H&Idot;ZMETLER&Idot; A.&Scedil;.</B></TD></TR>
  <TR>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Date:May  15, 2025</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;/s/ &Ouml;zlem Yard&inodot;m</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; width: 50%">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 3%">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 5%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name</FONT>:</TD>
    <TD STYLE="vertical-align: top; width: 42%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&Ouml;zlem Yard&inodot;m</FONT></TD></TR>
  <TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Investor Relations Corporate Finance Director</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD COLSPAN="3"><B>TURKCELL &Idot;LET&Idot;&Scedil;&Idot;M H&Idot;ZMETLER&Idot; A.&Scedil;.</B></TD></TR>
  <TR>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Date: </FONT>May 15, 2025</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;/s/ Kamil Kalyon</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; width: 50%">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 3%">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 5%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name</FONT>:</TD>
    <TD STYLE="vertical-align: top; width: 42%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Kamil Kalyon</FONT></TD></TR>
  <TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Chief Financial Officer</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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