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SK Inc. — Investor Relations & Filings

Ticker · 034730 ISIN · KR7034730002 KO Financial and insurance activities
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Filings indexed 1,366 across all filing types
Latest filing 2026-05-12 Transaction in Own Shar…
Country KR South Korea
Listing KO 034730

About SK Inc.

https://www.sk-inc.com/en/main/mainpage…

SK Inc. is the strategic investment holding company for SK Group, focused on enhancing corporate value through active portfolio management and strategic investments. The company concentrates on four core growth areas: advanced materials, biopharmaceuticals, green technologies, and digital. In advanced materials, it develops products such as SiC power semiconductors. Its biopharmaceutical operations function as a global Contract Development and Manufacturing Organization (CDMO), specializing in cell and gene therapies (CGT) and active pharmaceutical ingredients (APIs). The green technology portfolio includes investments in clean energy, hydrogen, and sustainable food alternatives. In the digital sector, SK Inc. invests in innovative technologies and future mobility solutions, continually rebalancing its portfolio to foster sustainable growth.

Recent filings

Filing Released Lang Actions
주요사항보고서(자기주식처분결정)
Transaction in Own Shares Classification · 91% confidence The document is a Material Information Report (‘주요사항보고서’) filed with the Korea Exchange and Financial Services Commission detailing the board’s decision to dispose of treasury shares (‘자기주식 처분 결정’). It provides specifics on share quantities, disposal period, methods, counterparty, and bookkeeping of treasury shares. This matches the definition of a Transaction in Own Shares (POS) – a report of the company selling its own shares. There is no indication of dividend, financial statements, management commentary, or other categories.
2026-05-12 Korean
[기재정정]중대재해발생(자회사의 주요경영사항)
Regulatory Filings Classification · 90% confidence The document is a statutory disclosure of a serious accident (‘중대재해 발생’) and its correction filed under KRX listing rules. It contains no financial statements, no earnings summary, and no specific meeting materials, dividend notices or management changes. It is a compliance disclosure of a material event that does not fit any more specialized category, so it is classified as a Regulatory Filing (RNS).
2026-05-11 Korean
중대재해발생(자회사의 주요경영사항)
Regulatory Filings
2026-05-08 Korean
파생상품거래손실발생(자회사의 주요경영사항)
Regulatory Filings
2026-04-30 Korean
해외증권거래소등에신고한사업보고서등의국내신고(자회사의 주요경영사항)
Regulatory Filings
2026-04-30 Korean
[기재정정]특수관계인으로부터주식의취득
Transaction in Own Shares Classification · 85% confidence The document is a corrected disclosure (정정신고) regarding the acquisition of shares from related parties by SK Corp (a company buying its own (subsidiary) shares). This falls squarely under the category of a transaction in own shares (share repurchase or acquisition). Thus, the appropriate filing category is Transaction in Own Shares (POS).
2026-04-28 Korean

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