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TKC SCHEDULE 13D/A: SEC filing

LetterOne Investment Holdings and affiliated entities

Filed with the SEC on · accession 0001193125-26-458556

TKC filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Nov 12, 2026. LetterOne Investment Holdings and affiliated entities filed Amendment No. 25 to their Schedule 13D, restating Item 2 to update the identity and background of the reporting persons. The stock moved +0.6% by the first close after the filing.

Summary of the filing

LetterOne Investment Holdings and affiliated entities filed Amendment No. 25 to their Schedule 13D, restating Item 2 to update the identity and background of the reporting persons. The filing confirms their beneficial ownership of 435,600,000 Turkcell ordinary shares, representing 19.8% of the outstanding shares.

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Key details

Ordinary shares beneficially ownedTRY 435.6M
Percentage of outstanding shares beneficially ownedPCT 20
Subject companyTurkcell Iletisim Hizmetleri A.S.
Reporting person / beneficial ownerLetterone Investment Holdings S.A.
Reporting person / direct holder of sharesIMTIS Holdings S.a r.l.
Reporting person / sole shareholder of imtis holdingsInternational Mobile Telecom Investment Stichting Administratiekantoor
Reporting person / holder of depositary receiptsL1T UB Holdings S.a r.l.
Reporting personLPE Management Limited
Reporting personLPE Middle East Limited
Reporting personL1TS (Cyprus) Limited
Authorized signatoryJonathan Muir

How TKC stock reacted

Close before

$4.78

Nov 11, 2026

First close after

+0.63%

$4.81

5 trading days

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Since filing

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Frequently asked questions

What did TKC file with the SEC on Nov 12, 2026?

TKC filed a SCHEDULE 13D/A (SEC filing). LetterOne Investment Holdings and affiliated entities filed Amendment No. 25 to their Schedule 13D, restating Item 2 to update the identity and background of the reporting persons. The filing confirms their beneficial ownership of 435,600,000 Turkcell ordinary shares, representing 19.8% of the outstanding shares.

How do I read a SCHEDULE 13D/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).

How did TKC stock react to this filing?

TKC closed at $4.78 before the filing and $4.81 on Nov 12, 2026 (+0.63%).

Other TKC SEC filings

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