Who has been buying HD Hyundai Marine Engine stock?

4 distinct insiders have filed 4 disclosed insider purchases in HD Hyundai Marine Engine (071970), most recently on 2026-06-04. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does HD Hyundai Marine Engine have?

HD Hyundai Marine Engine has 4 buy-side and 0 sell-side disclosures on record, covering ₩312M ($217K) in total reported value, spanning 2024-07-30 to 2026-06-04.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

HD Hyundai Marine Engine 071970

Company

HD현대마린엔진HD Hyundai Marine Engine

Insiders

Buys

Total Value

₩312M ($217K)

Avg Return

+173.70%

Last Filing

2026-06-04

HD Hyundai Marine Engine (071970) has 4 disclosed insider purchases and 0 disclosed disposals on record, filed by 4 distinct insiders. Together those filings cover ₩312M ($217K) in reported transaction value. The earliest filing StockDrifts holds for HD Hyundai Marine Engine is dated 2024-07-30; the most recent is 2026-06-04. Across these filings the average return since disclosure is +173.70%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2026-06-04	BUY	Market Buy	유정대 oil well	CEO	1.0K	₩67,300	-2.2%	₩67M ($47K)
2026-06-04	BUY	Market Buy	이용화 Yonghwa Lee	Managing Director	800	₩67,300	-2.2%	₩54M ($37K)
2024-12-01	BUY	신규선임	우영제 Wooyoungje	Managing Director	275	₩18,840	+386.2%	₩5M ($4K)
2024-11-29	SELL	시간외매매	피티제이호 PTJ Ho	-	-2.0M	₩19,730	-364.3%	₩38.9B ($27.0M)
2024-10-14	SELL	시간외매매	피티제이호 PTJ Ho	-	-1.7M	₩19,870	-361.0%	₩33.6B ($23.3M)
2024-09-03	BUY	Market Buy	여인표 woman's ticket	Managing Director	2.1K	₩17,950	+410.3%	₩37M ($26K)
2024-08-20	SELL	시간외매매	피티제이호 PTJ Ho	-	-1.7M	₩21,750	-321.1%	₩36.8B ($25.5M)
2024-08-14	BUY	Market Buy	강영 Kangyoung	CEO	6.5K	₩23,550	+289.0%	₩154M ($107K)
2024-07-31	BUY	유상신주취득	HD한국조선해양 HDKorea Shipbuilding & Marine Engineering	-	5.4M	₩23,050	+297.4%	₩123.7B ($85.9M)
2024-07-30	BUY	장외매수	HD한국조선해양 HDKorea Shipbuilding & Marine Engineering	-	6.5M	₩23,650	+287.3%	₩154.3B ($107.2M)
2024-07-30	SELL	장외매도	피티제이호 PTJ Ho	-	-6.5M	₩23,650	-287.3%	₩154.3B ($107.2M)

Frequently asked questions

Who has been buying HD Hyundai Marine Engine stock?: 4 distinct insiders have filed 4 disclosed insider purchases in HD Hyundai Marine Engine (071970), most recently on 2026-06-04. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does HD Hyundai Marine Engine have?: HD Hyundai Marine Engine has 4 buy-side and 0 sell-side disclosures on record, covering ₩312M ($217K) in total reported value, spanning 2024-07-30 to 2026-06-04.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.