Who has been buying Hyundai ADM stock?

1 distinct insiders have filed 4 disclosed insider purchases in Hyundai ADM (187660), most recently on 2026-02-06. 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 Hyundai ADM have?

Hyundai ADM has 4 buy-side and 0 sell-side disclosures on record, covering ₩116M ($80K) in total reported value, spanning 2011-11-05 to 2026-02-06.

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.

Hyundai ADM 187660

Company

현대ADMHyundai ADM

Insiders

Buys

Total Value

₩116M ($80K)

Avg Return

+541.40%

Last Filing

2026-02-06

Hyundai ADM (187660) has 4 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩116M ($80K) in reported transaction value. The earliest filing StockDrifts holds for Hyundai ADM is dated 2011-11-05; the most recent is 2026-02-06. Across these filings the average return since disclosure is +541.40%, 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
2026-08-28	BUY	Market Buy	박차석 Park Cha-seok	Chief Technology Officer	692	₩4,230	+38.3%	₩3M ($2K)
2026-08-28	BUY	유상신주취득	현대바이오 Hyundai Bio	-	2.2M	₩4,230	+38.3%	₩6.9B ($4.8M)
2026-08-28	BUY	유상신주취득	박차석 Park Cha-seok	Chief Technology Officer	9.3K	₩4,230	+38.3%	₩29M ($20K)
2026-08-19	SELL	증여	박차석 Park Cha-seok	Chief Technology Officer	-10.0K	-	-	-
2026-02-06	BUY	Market Buy	박차석 Park Cha-seok	Chief Technology Officer	5.6K	₩3,005	+521.3%	₩17M ($12K)
2025-12-12	BUY	Market Buy	박차석 Park Cha-seok	Outside Director	15.0K	₩2,675	+597.9%	₩40M ($28K)
2025-11-12	BUY	Market Buy	박차석 Park Cha-seok	Outside Director	8.9K	₩2,840	+557.4%	₩25M ($18K)
2025-11-05	SELL	전환등	현대바이오 Hyundai Bio	-	-1.1M	₩2,780	-571.6%	₩3.2B ($2.2M)
2025-10-27	BUY	CB인수	현대바이오 Hyundai Bio	-	1.1M	₩3,100	+502.3%	₩3.6B ($2.5M)
2025-10-23	BUY	Market Buy	박차석 Park Cha-seok	Outside Director	10.5K	₩3,170	+489.0%	₩33M ($23K)
2025-07-31	BUY	신규선임	박차석 Park Cha-seok	Chief Technology Officer	10.0K	₩1,486	+1156.4%	₩15M ($10K)
2024-11-28	BUY	무상신주취득	현대바이오 Hyundai Bio	-	6.6M	₩1,651	+1030.8%	₩10.9B ($7.6M)
2024-05-20	BUY	장외매수	현대바이오 Hyundai Bio	-	6.6M	₩1,825	+923.0%	₩12.1B ($8.4M)
2024-05-20	SELL	장외매도	모비스 Mobis	-	-7.6M	₩1,825	-923.0%	₩13.9B ($9.7M)
2011-11-05	BUY	전환사채의권리행사	현대바이오 Hyundai Bio	-	1.1M	-	-	-

Frequently asked questions

Who has been buying Hyundai ADM stock?: 1 distinct insiders have filed 4 disclosed insider purchases in Hyundai ADM (187660), most recently on 2026-02-06. 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 Hyundai ADM have?: Hyundai ADM has 4 buy-side and 0 sell-side disclosures on record, covering ₩116M ($80K) in total reported value, spanning 2011-11-05 to 2026-02-06.
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.