Who has been buying Dongwoon Anatech stock?

5 distinct insiders have filed 21 disclosed insider purchases in Dongwoon Anatech (094170), most recently on 2026-06-23. 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 Dongwoon Anatech have?

Dongwoon Anatech has 21 buy-side and 0 sell-side disclosures on record, covering ₩6.4B ($4.4M) in total reported value, spanning 2024-04-01 to 2026-06-23.

Where does StockDrifts get Dongwoon Anatech insider data?

From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.

Do insider buys in Korean stocks predict returns?

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

Dongwoon Anatech 094170

Company

동운아나텍Dongwoon Anatech

Insiders

Buys

Total Value

₩6.4B ($4.4M)

Avg Return

+45.72%

Last Filing

2026-06-23

Dongwoon Anatech (094170) has 21 disclosed insider purchases and 0 disclosed disposals on record, filed by 5 distinct insiders. Together those filings cover ₩6.4B ($4.4M) in reported transaction value. The earliest filing StockDrifts holds for Dongwoon Anatech is dated 2024-04-01; the most recent is 2026-06-23. All of it is parsed from DART D001/D002 insider disclosures, the official disclosure system operated by the Financial Supervisory Service (Korea). Across these filings the average return since disclosure is +45.72%, 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
2026-06-23	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	5.5K	-	-	-
2026-06-23	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	5.8K	-	-	-
2026-06-22	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	6.0K	-	-	-
2026-06-22	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	6.0K	-	-	-
2026-06-19	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	15.0K	-	-	-
2026-06-19	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	26.0K	-	-	-
2026-06-18	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	4.0K	-	-	-
2026-06-12	SELL	증여	윤태준 Taejun Yoon	Managing Director	-2.0K	-	-	-
2025-12-30	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	2.4K	₩28,700	+6.8%	₩69M ($48K)
2025-12-26	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	55.3K	₩28,450	+7.7%	₩1.6B ($1.1M)
2025-12-24	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	32.3K	₩28,250	+8.5%	₩913M ($634K)
2025-04-18	BUY	주식배당	김동철 Kim Dong-cheol	CEO	223.7K	₩20,050	+52.9%	₩4.5B ($3.1M)
2025-04-18	BUY	주식배당	박진 Park Jin	Managing Director	5.6K	₩20,050	+52.9%	₩113M ($78K)
2025-04-18	BUY	주식배당	이재식 Jaesik Lee	Vice President	141	₩20,050	+52.9%	₩3M ($2K)
2025-04-18	BUY	주식배당	윤태준 Taejun Yoon	Managing Director	3.2K	₩20,050	+52.9%	₩63M ($44K)
2025-04-18	BUY	주식배당	임병배 Lim Byeong-bae	Managing Director	2.6K	₩20,050	+52.9%	₩52M ($36K)
2025-03-11	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	31.4K	₩21,800	+40.6%	₩685M ($476K)
2025-03-10	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	42.8K	₩20,750	+47.7%	₩889M ($617K)
2025-03-07	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	45.7K	₩20,600	+48.8%	₩941M ($654K)
2025-03-06	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	50.0K	₩20,950	+46.3%	₩1.0B ($728K)
2024-07-30	SELL	전환등	김동철 Kim Dong-cheol	CEO	-32.7K	₩17,235	-77.8%	₩563M ($391K)
2024-07-30	SELL	전환등	김동철 Kim Dong-cheol	CEO	-81.7K	₩17,235	-77.8%	₩1.4B ($978K)
2024-07-30	BUY	전환사채의권리행사	김동철 Kim Dong-cheol	CEO	32.7K	₩17,235	+77.8%	₩563M ($391K)
2024-07-30	BUY	신주인수권사채의권리행사	김동철 Kim Dong-cheol	CEO	81.7K	₩17,235	+77.8%	₩1.4B ($978K)
2024-07-29	BUY	BW인수	김동철 Kim Dong-cheol	CEO	81.7K	₩19,424	+57.8%	₩1.6B ($1.1M)
2024-07-29	BUY	CB인수	김동철 Kim Dong-cheol	CEO	32.7K	₩19,424	+57.8%	₩635M ($441K)
2024-04-03	BUY	Market Buy	박진 Park Jin	Managing Director	622	₩18,694	+64.0%	₩12M ($8K)
2024-04-03	BUY	Market Buy	박진 Park Jin	Managing Director	378	₩18,694	+64.0%	₩7M ($5K)
2024-04-03	BUY	Market Buy	이재식 Jaesik Lee	Vice President	1.4K	₩18,694	+64.0%	₩26M ($18K)
2024-04-01	BUY	Market Buy	김동철 Kim Dong-cheol	CEO	10.0K	₩19,104	+60.4%	₩191M ($133K)
2024-04-01	BUY	Market Buy	윤태준 Taejun Yoon	Managing Director	1.3K	₩19,104	+60.4%	₩24M ($17K)
2024-04-01	BUY	Market Buy	윤태준 Taejun Yoon	Managing Director	124	₩19,104	+60.4%	₩2M ($2K)
2024-04-01	BUY	Market Buy	임병배 Lim Byeong-bae	Managing Director	1.2K	₩19,104	+60.4%	₩23M ($16K)

Frequently asked questions

Who has been buying Dongwoon Anatech stock?: 5 distinct insiders have filed 21 disclosed insider purchases in Dongwoon Anatech (094170), most recently on 2026-06-23. 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 Dongwoon Anatech have?: Dongwoon Anatech has 21 buy-side and 0 sell-side disclosures on record, covering ₩6.4B ($4.4M) in total reported value, spanning 2024-04-01 to 2026-06-23.
Where does StockDrifts get Dongwoon Anatech insider data?: From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean DART filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Source filings

Every trade listed above is disclosed in DART D001/D002 insider disclosures, filed with the Financial Supervisory Service (Korea). View the original DART filings for Dongwoon Anatech. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.