How many insider declarations has 윤홍성 filed?

윤홍성 has filed 3 public insider declarations with DART (FSS).

What is 윤홍성's role?

윤홍성's reported role is not specified by the regulator across the filings.

Which companies does 윤홍성 report trades for?

윤홍성 reports trades for SK하이닉스.

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윤

윤홍성

·DART (FSS)

SK하이닉스

0

Total declarations

0

Company

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▲ Purchases (0 ops.)

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▼ Sales (0 ops.)

Explore the complete record of transactions filed by 윤홍성. Director active across 1 company, notably SK하이닉스. Cumulatively, 3 disclosures have been logged. Regulator: DART (FSS). All data is free.

Companies and markets linked to 윤홍성

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

SK하이닉스 (KR)KR insider transactions · DART (FSS)

Declarations3 total

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윤홍성

담당Executives6 Feb 2026(filed)SK하이닉스

2DART ↗

ShareKRXDART:20260206000914

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SSK하이닉스

Executives4 Feb 2025(filed)

0DART ↗

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