Private company
Who owns Hyundai Oilbank Co., Ltd.
One company in the researched set discloses a stake in Hyundai Oilbank Co., Ltd., worth $842m between them. Hyundai Oilbank Co., Ltd. is private, so no 13F reports it: a 13F covers exchange listed positions only. These figures exist because each holder disclosed the stake in its own filings.
Hyundai Oilbank Co., Ltd. - Profile
- Type
- private company
- Based in
- South Korea
- Founded
- 1964
Hyundai Oilbank, renamed HD Hyundai Oilbank, is one of South Korea's four large oil refiners, running an integrated refining and petrochemical complex at Daesan in Seosan, South Chungcheong Province, which also serves as its head office. The company and its subsidiaries refine crude into transport fuels, produce base oils and petrochemicals, and sell through a national network of roughly 2,400 service and charging stations. Its refining capacity is about 650,000 barrels per day, of which the Daesan complex accounts for around 561,000 barrels per day. The business was founded in 1964 as Kukdong Oil Industry, was acquired by the Hyundai group in 1993, and now sits within HD Hyundai Group alongside the group's shipbuilding and heavy industry arms.
Source
Hyundai Oilbank Co., Ltd. files nothing with the SEC, so none of this comes from a filer record. The description was written for this site in August 2026 from Saudi Aramco completes acquisition of $1.2bn stake in Hyundai Oilbank (NS Energy), HD Hyundai Oilbank (Wikipedia) and Aramco acquires 17% of South Korean Hyundai Oilbank (Aramco). The ownership figures below come from the holders' filings instead, and are sourced row by row.
The disclosed stakes
One row per position. Where a holder reports the same company in two share classes, both rows are shown rather than summed, because the class is part of a position's identity.
Where each figure comes from
A private stake has no ownership form behind it, so the source is always the holder's own filing or disclosure. Anything modelled says so, with the arithmetic.
- Saudi Arabian Oil Company (Saudi Aramco), as of 31 Dec 2025. Accounted for as an associate because the constitutive documents give Aramco significant influence despite the 17% stake. Equity-method carrying amount SAR 3,159m at 31 Dec 2025 converted at 3.75 SAR per USD. Hyundai Oilbank is unlisted; its parent HD Hyundai is listed. source
What this page is not
It is not a complete register. It lists the holders who happen to be inside the researched set and disclosed the stake themselves. A private company can have many other shareholders, and nothing here rules them out: venture investors, founders and employees usually appear in no public filing at all. Percentages are of Hyundai Oilbank Co., Ltd. where a holder stated one, and are missing where no holder did.