Who has been buying Mintech stock?

7 distinct insiders have filed 14 disclosed insider purchases in Mintech (452200), most recently on 2026-06-16. 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 Mintech have?

Mintech has 14 buy-side and 0 sell-side disclosures on record, covering ₩90M ($62K) in total reported value, spanning 2024-05-03 to 2026-06-16.

Where does StockDrifts get Mintech 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.

Mintech 452200

Company

민테크Mintech

Insiders

Buys

Total Value

₩90M ($62K)

Avg Return

+15.27%

Last Filing

2026-06-16

Mintech (452200) has 14 disclosed insider purchases and 0 disclosed disposals on record, filed by 7 distinct insiders. Together those filings cover ₩90M ($62K) in reported transaction value. The earliest filing StockDrifts holds for Mintech is dated 2024-05-03; the most recent is 2026-06-16. 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 +15.27%, 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
2026-06-16	BUY	주식매수선택권	김재규 Kim Jae-gyu	Managing Director	100.0K	₩2,250	-7.8%	₩225M ($156K)
2026-04-27	BUY	장외매수	홍영진 Youngjin Hong	CEO	25.0K	₩2,850	-1.8%	₩71M ($49K)
2026-04-21	BUY	Market Buy	명희경 Myung Hee-kyung	vice president	4.2K	₩2,770	+0.0%	₩12M ($8K)
2026-04-21	BUY	Market Buy	김상복 Sangbok Kim	Managing Director	3.3K	₩2,770	+0.0%	₩9M ($6K)
2026-04-14	BUY	주식매수청구권 행사	김호기 Hogi Kim	Managing Director	369.3K	₩2,475	+11.9%	₩914M ($635K)
2026-04-09	BUY	Market Buy	김재규 Kim Jae-gyu	Managing Director	3.5K	₩2,340	+18.4%	₩8M ($6K)
2026-04-09	BUY	Market Buy	정민영 Minyoung Jeong	Managing Director	3.6K	₩2,340	+18.4%	₩8M ($6K)
2026-04-08	BUY	Market Buy	김호기 Hogi Kim	Managing Director	3.8K	₩2,340	+18.4%	₩9M ($6K)
2026-04-07	BUY	Market Buy	홍영진 Youngjin Hong	CEO	10.0K	₩2,290	+21.0%	₩23M ($16K)
2026-04-07	BUY	Market Buy	이재훈 Jaehoon Lee	vice president	5.0K	₩2,290	+21.0%	₩11M ($8K)
2026-03-27	BUY	Market Buy	홍영진 Youngjin Hong	CEO	2.5K	₩2,330	+18.9%	₩6M ($4K)
2026-03-26	BUY	Market Buy	홍영진 Youngjin Hong	CEO	1.5K	₩2,280	+21.5%	₩3M ($2K)
2026-03-19	BUY	Market Buy	홍영진 Youngjin Hong	CEO	2.5K	-	-	-
2026-03-12	BUY	Market Buy	홍영진 Youngjin Hong	CEO	500	-	-	-
2026-03-09	BUY	Market Buy	홍영진 Youngjin Hong	CEO	1.0K	-	-	-
2026-03-06	BUY	Market Buy	홍영진 Youngjin Hong	CEO	1.0K	-	-	-
2026-03-04	BUY	Market Buy	홍영진 Youngjin Hong	CEO	1.0K	-	-	-
2026-02-26	BUY	주식매수선택권	김호기 Hogi Kim	Managing Director	10.5K	-	-	-
2026-02-26	BUY	주식매수선택권	김호기 Hogi Kim	Managing Director	50.7K	-	-	-
2025-09-24	BUY	장외매수	김호기 Hogi Kim	Managing Director	12.0K	₩2,980	-15.8%	₩36M ($25K)
2025-05-28	BUY	주식매수선택권	김호기 Hogi Kim	Managing Director	50.0K	₩3,950	-36.5%	₩198M ($137K)
2025-05-28	BUY	주식매수청구권 행사	김재규 Kim Jae-gyu	Managing Director	50.0K	₩3,950	-36.5%	₩198M ($137K)
2024-11-20	BUY	주식매수선택권	김호기 Hogi Kim	Managing Director	40.0K	₩5,230	-52.0%	₩209M ($145K)
2024-11-20	BUY	주식매수선택권	조인호 Jo In-ho	Managing Director	42.0K	₩5,230	-52.0%	₩220M ($153K)
2024-05-03	BUY	PROGRAM	명희경 Myung Hee-kyung	vice president	2.7M	₩12,880	-80.5%	₩34.4B ($23.9M)
2024-05-03	BUY	PROGRAM	이재훈 Jaehoon Lee	vice president	825.0K	₩12,880	-80.5%	₩10.6B ($7.4M)
2024-05-03	BUY	PROGRAM	홍영진 Youngjin Hong	CEO	3.0M	₩12,880	-80.5%	₩38.1B ($26.4M)
2024-05-03	BUY	PROGRAM	김호기 Hogi Kim	Managing Director	90.0K	₩12,880	-80.5%	₩1.2B ($805K)
2024-05-03	BUY	PROGRAM	김재규 Kim Jae-gyu	Managing Director	450.0K	₩12,880	-80.5%	₩5.8B ($4.0M)
2024-05-03	BUY	PROGRAM	이영재 Youngjae Lee	Managing Director	825.0K	₩12,880	-80.5%	₩10.6B ($7.4M)

Frequently asked questions

Who has been buying Mintech stock?: 7 distinct insiders have filed 14 disclosed insider purchases in Mintech (452200), most recently on 2026-06-16. 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 Mintech have?: Mintech has 14 buy-side and 0 sell-side disclosures on record, covering ₩90M ($62K) in total reported value, spanning 2024-05-03 to 2026-06-16.
Where does StockDrifts get Mintech 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 Mintech. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.