Who has been buying Dohwa Engineering stock?

3 distinct insiders have filed 16 disclosed insider purchases in Dohwa Engineering (002150), most recently on 2026-06-08. 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 Dohwa Engineering have?

Dohwa Engineering has 16 buy-side and 0 sell-side disclosures on record, covering ₩282M ($196K) in total reported value, spanning 2024-04-22 to 2026-06-08.

Where does StockDrifts get Dohwa Engineering 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.

Dohwa Engineering 002150

Company

도화엔지니어링Dohwa Engineering

Insiders

Buys

Total Value

₩282M ($196K)

Avg Return

-0.77%

Last Filing

2026-06-08

Dohwa Engineering (002150) has 16 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩282M ($196K) in reported transaction value. The earliest filing StockDrifts holds for Dohwa Engineering is dated 2024-04-22; the most recent is 2026-06-08. 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 -0.77%, 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
2026-07-20	BUY	Market Buy	김혜성 Kim Hye-seong	vice president	1.0K	₩4,940	-1.0%	₩5M ($3K)
2026-06-16	BUY	Market Buy	김혜성 Kim Hye-seong	vice president	1.9K	₩5,680	-13.9%	₩10M ($7K)
2026-06-08	BUY	Market Buy	김덕구 Kim Deok-gu	president	1.9K	₩5,040	+6.2%	₩10M ($7K)
2026-05-22	BUY	Market Buy	손영일 Son Young-il	president	2.0K	₩6,040	-5.1%	₩12M ($8K)
2026-05-19	BUY	Market Buy	손영일 Son Young-il	president	3.0K	₩6,030	-5.0%	₩18M ($13K)
2026-04-16	SELL	Market Sell	김혜성 Kim Hye-seong	vice president	-300	₩7,230	+32.4%	₩2M ($2K)
2026-03-06	BUY	Market Buy	김용구 Yonggu Kim	president	9.5K	₩6,220	+2.3%	₩59M ($41K)
2026-02-01	BUY	신규선임	김정찬 Kim Jeong-chan	vice president	200	₩6,060	+5.0%	₩1M ($842)
2026-02-01	BUY	신규선임	유정완 Yoo Jeong-wan	vice president	1.6M	₩6,060	+5.0%	₩9.4B ($6.5M)
2026-02-01	BUY	신규선임	이수진 Sujin Lee	vice president	622	₩6,060	+5.0%	₩4M ($3K)
2025-11-06	BUY	Market Buy	김혜성 Kim Hye-seong	vice president	334	-	-	-
2025-11-05	BUY	Market Buy	김덕구 Kim Deok-gu	president	600	₩5,960	+6.7%	₩4M ($2K)
2025-11-04	BUY	Market Buy	김덕구 Kim Deok-gu	president	1.3K	₩5,970	+6.5%	₩8M ($5K)
2025-11-03	BUY	Market Buy	김덕구 Kim Deok-gu	president	1.2K	₩6,000	+6.0%	₩7M ($5K)
2025-10-29	BUY	Market Buy	손영일 Son Young-il	president	2.4K	₩6,220	+2.3%	₩15M ($10K)
2025-10-28	BUY	Market Buy	손영일 Son Young-il	president	1.5K	₩6,220	+2.3%	₩9M ($6K)
2025-10-27	BUY	Market Buy	손영일 Son Young-il	president	3.5K	₩6,290	+1.1%	₩22M ($15K)
2025-10-24	BUY	Market Buy	손영일 Son Young-il	president	2.6K	₩6,330	+0.5%	₩16M ($11K)
2025-10-23	BUY	Market Buy	손영일 Son Young-il	president	539	₩6,330	+0.5%	₩3M ($2K)
2025-10-23	BUY	Market Buy	김덕구 Kim Deok-gu	president	802	₩6,330	+0.5%	₩5M ($4K)
2025-10-15	BUY	Market Buy	김혜성 Kim Hye-seong	vice president	640	-	-	-
2025-06-12	BUY	Market Buy	김용구 Yonggu Kim	president	7.0K	₩6,910	-8.0%	₩49M ($34K)
2024-08-09	BUY	기타	김덕구 Kim Deok-gu	president	898	₩7,100	-10.4%	₩6M ($4K)
2024-04-23	BUY	Market Buy	김용구 Yonggu Kim	president	4.0K	₩7,420	-14.3%	₩30M ($21K)
2024-04-22	BUY	Market Buy	김용구 Yonggu Kim	president	2.0K	₩7,450	-14.6%	₩15M ($10K)

Frequently asked questions

Who has been buying Dohwa Engineering stock?: 3 distinct insiders have filed 16 disclosed insider purchases in Dohwa Engineering (002150), most recently on 2026-06-08. 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 Dohwa Engineering have?: Dohwa Engineering has 16 buy-side and 0 sell-side disclosures on record, covering ₩282M ($196K) in total reported value, spanning 2024-04-22 to 2026-06-08.
Where does StockDrifts get Dohwa Engineering 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 Dohwa Engineering. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.