Who has been buying Hana Micron stock?

9 distinct insiders have filed 1 disclosed insider purchases in Hana Micron (067310), most recently on 2026-07-02. 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 Hana Micron have?

Hana Micron has 1 buy-side and 19 sell-side disclosures on record, covering ₩12.5B ($8.7M) in total reported value, spanning 2024-03-07 to 2026-07-02.

Where does StockDrifts get Hana Micron 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.

Hana Micron 067310

Company

하나마이크론Hana Micron

Insiders

Buys

Total Value

₩12.5B ($8.7M)

Avg Return

-21.32%

Last Filing

2026-07-02

Hana Micron (067310) has 1 disclosed insider purchases and 19 disclosed disposals on record, filed by 9 distinct insiders. Together those filings cover ₩12.5B ($8.7M) in reported transaction value. The earliest filing StockDrifts holds for Hana Micron is dated 2024-03-07; the most recent is 2026-07-02. 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 -21.32%, 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
2026-07-02	BUY	주식매수선택권	김강표 Kangpyo Kim	Managing Director	7.4K	₩42,500	-17.2%	₩316M ($220K)
2026-06-02	BUY	주식매수선택권	김진석 Jinseok Kim	Managing Director	5.2K	₩41,400	+1.1%	₩215M ($150K)
2026-06-02	SELL	Market Sell	최창호 Changho Choi	largest shareholder	-80.0K	₩41,400	-1.1%	₩3.3B ($2.3M)
2026-05-29	BUY	주식매수선택권	이웅희 Woonghee Lee	Managing Director	9.0K	₩40,450	+3.5%	₩364M ($253K)
2026-05-26	SELL	Market Sell	이동철 Lee Dong-cheol	CEO	-80.0K	₩51,400	+18.6%	₩4.1B ($2.9M)
2026-05-26	SELL	Market Sell	김진석 Jinseok Kim	Managing Director	-5.2K	₩51,400	+18.6%	₩267M ($186K)
2026-04-20	SELL	Market Sell	김강표 Kangpyo Kim	Managing Director	-10.0K	₩38,700	-2.5%	₩387M ($269K)
2026-03-27	BUY	주식매수선택권	김강표 Kangpyo Kim	Managing Director	10.0K	₩31,100	+21.4%	₩311M ($216K)
2026-03-12	BUY	주식매수선택권	김진석 Jinseok Kim	Managing Director	5.2K	-	-	-
2026-01-30	SELL	Market Sell	김진석 Jinseok Kim	Managing Director	-10.7K	₩37,750	+10.3%	₩404M ($280K)
2026-01-30	SELL	Market Sell	주순석 Soonseok Joo	Managing Director	-10.0K	₩37,750	+10.3%	₩378M ($262K)
2026-01-28	SELL	Market Sell	김정제 Kim Jeong-je	vice president	-7.8K	₩36,250	+6.6%	₩281M ($195K)
2025-11-11	BUY	주식매수선택권	김진석 Jinseok Kim	Managing Director	2.5K	₩24,700	+37.0%	₩62M ($43K)
2025-11-03	SELL	증여	이동철 Lee Dong-cheol	CEO	-1.0K	₩29,450	-14.9%	₩29M ($20K)
2025-11-03	SELL	증여	이동철 Lee Dong-cheol	CEO	-1.0K	₩29,450	-14.9%	₩29M ($20K)
2025-11-03	SELL	Market Sell	박진호 Jinho Park	Managing Director	-10.0K	₩29,450	-14.9%	₩295M ($205K)
2025-11-03	SELL	증여	이동철 Lee Dong-cheol	CEO	-10.0K	₩29,450	-14.9%	₩295M ($205K)
2025-10-24	BUY	주식매수청구권 행사	이동철 Lee Dong-cheol	CEO	92.0K	₩26,800	+26.3%	₩2.5B ($1.7M)
2025-10-24	SELL	Market Sell	이동철 Lee Dong-cheol	CEO	-81.4K	₩26,800	-26.3%	₩2.2B ($1.5M)
2025-10-15	SELL	Market Sell	장상규 Jang Sang-gyu	Managing Director	-959	₩26,500	-27.7%	₩25M ($18K)
2025-10-14	SELL	Market Sell	장상규 Jang Sang-gyu	Managing Director	-841	₩26,000	-30.2%	₩22M ($15K)
2025-10-01	SELL	Market Sell	장상규 Jang Sang-gyu	Managing Director	-2.0K	₩24,050	-40.8%	₩48M ($33K)
2025-09-30	SELL	Market Sell	장상규 Jang Sang-gyu	Managing Director	-1.7K	₩22,150	-52.8%	₩38M ($26K)
2025-09-29	SELL	Market Sell	장상규 Jang Sang-gyu	Managing Director	-20	₩22,850	-48.1%	₩457K ($317)
2024-12-09	BUY	전환사채의권리행사	김준식	vice president	3.2K	₩8,320	+306.9%	₩26M ($18K)
2024-12-09	BUY	전환사채의권리행사	이동철 Lee Dong-cheol	CEO	13.4K	₩8,320	+306.9%	₩111M ($77K)
2024-12-09	BUY	전환사채의권리행사	주순석 Soonseok Joo	Managing Director	161	₩8,320	+306.9%	₩1M ($930)
2024-12-09	BUY	전환사채의권리행사	박상묵 Park Sang-muk	Managing Director	2.4K	₩8,320	+306.9%	₩20M ($14K)
2024-09-22	SELL	Market Sell	김정제 Kim Jeong-je	vice president	-2.5K	₩11,130	-204.1%	₩28M ($19K)
2024-08-09	BUY	PROGRAM	최창호 Changho Choi	largest shareholder	1.3M	₩15,000	+125.7%	₩19.7B ($13.7M)
2024-08-09	BUY	PROGRAM	김준식	vice president	4.5K	₩15,000	+125.7%	₩67M ($46K)
2024-08-09	BUY	PROGRAM	김정제 Kim Jeong-je	Managing Director	1.3K	₩15,000	+125.7%	₩20M ($14K)
2024-08-09	BUY	PROGRAM	주순석 Soonseok Joo	Managing Director	4.3K	₩15,000	+125.7%	₩64M ($44K)
2024-08-09	BUY	PROGRAM	고용남 Yongyongnam	Managing Director	2.9K	₩15,000	+125.7%	₩44M ($31K)
2024-08-09	BUY	PROGRAM	김진석 Jinseok Kim	Managing Director	1.1K	₩15,000	+125.7%	₩16M ($11K)
2024-08-09	BUY	PROGRAM	박진호 Jinho Park	Managing Director	1.3K	₩15,000	+125.7%	₩20M ($14K)
2024-08-09	BUY	PROGRAM	장상규 Jang Sang-gyu	Managing Director	720	₩15,000	+125.7%	₩11M ($8K)
2024-08-09	BUY	PROGRAM	이동철 Lee Dong-cheol	CEO	18.0K	₩15,000	+125.7%	₩270M ($188K)
2024-08-09	BUY	PROGRAM	박상묵 Park Sang-muk	Managing Director	3.4K	₩15,000	+125.7%	₩51M ($35K)
2024-08-07	SELL	기타	최창호 Changho Choi	largest shareholder	-88.0K	₩15,160	-123.3%	₩1.3B ($926K)
2024-08-07	BUY	PROGRAM	최창호 Changho Choi	largest shareholder	88.0K	₩15,160	+123.3%	₩1.3B ($926K)
2024-08-07	BUY	PROGRAM	박진호 Jinho Park	Managing Director	850	₩15,160	+123.3%	₩13M ($9K)
2024-08-07	BUY	PROGRAM	김진석 Jinseok Kim	Managing Director	622	₩15,160	+123.3%	₩9M ($7K)
2024-08-07	BUY	PROGRAM	고용남 Yongyongnam	Managing Director	1.8K	₩15,160	+123.3%	₩27M ($19K)
2024-08-07	BUY	PROGRAM	주순석 Soonseok Joo	Managing Director	2.9K	₩15,160	+123.3%	₩44M ($31K)
2024-08-07	BUY	PROGRAM	김정제 Kim Jeong-je	Managing Director	919	₩15,160	+123.3%	₩14M ($10K)
2024-07-10	BUY	Market Buy	김진석 Jinseok Kim	Managing Director	6.5K	₩16,934	+99.9%	₩110M ($76K)
2024-07-10	SELL	기타	최창호 Changho Choi	largest shareholder	-742.9K	₩16,934	-99.9%	₩12.6B ($8.7M)
2024-07-03	BUY	기타	김진석 Jinseok Kim	Managing Director	622	₩17,003	+99.1%	₩11M ($7K)
2024-07-03	BUY	기타	최창호 Changho Choi	largest shareholder	830.9K	₩17,003	+99.1%	₩14.1B ($9.8M)

Showing the 50 most recent of 57 filings.

Frequently asked questions

Who has been buying Hana Micron stock?: 9 distinct insiders have filed 1 disclosed insider purchases in Hana Micron (067310), most recently on 2026-07-02. 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 Hana Micron have?: Hana Micron has 1 buy-side and 19 sell-side disclosures on record, covering ₩12.5B ($8.7M) in total reported value, spanning 2024-03-07 to 2026-07-02.
Where does StockDrifts get Hana Micron 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 Hana Micron. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.