Who has been buying Unitrontech stock?

2 distinct insiders have filed 2 disclosed insider purchases in Unitrontech (142210), most recently on 2026-02-28. 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 Unitrontech have?

Unitrontech has 2 buy-side and 0 sell-side disclosures on record, covering ₩15M ($10K) in total reported value, spanning 2024-02-27 to 2026-02-28.

Where does StockDrifts get Unitrontech 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.

Unitrontech 142210

Company

유니트론텍Unitrontech

Insiders

Buys

Total Value

₩15M ($10K)

Avg Return

+4.31%

Last Filing

2026-02-28

Unitrontech (142210) has 2 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩15M ($10K) in reported transaction value. The earliest filing StockDrifts holds for Unitrontech is dated 2024-02-27; the most recent is 2026-02-28. 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 +4.31%, 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
2026-02-28	SELL	임원퇴임	전경수 Jeon Kyung-soo	Managing Director	-10.8K	-	-	-
2025-07-29	BUY	제3자배정유상증자	현대엔터프라이즈 Hyundai Enterprise	-	1.8M	₩6,410	-3.7%	₩11.3B ($7.9M)
2025-07-28	SELL	장외매도	남궁선 Namgung Seon	CEO	-1.1M	₩6,530	+5.5%	₩7.3B ($5.1M)
2025-07-28	BUY	장외매수	현대엔터프라이즈 Hyundai Enterprise	-	1.1M	₩6,530	-5.5%	₩7.3B ($5.1M)
2025-02-28	SELL	임원퇴임	김현문 Kim Hyeon-moon	vice president	-1.6K	₩5,350	-15.3%	₩8M ($6K)
2025-02-27	BUY	PROGRAM	이병락 Lee Byeong-rak	vice president	9.3K	₩5,540	+11.4%	₩51M ($36K)
2025-02-27	BUY	PROGRAM	남궁선 Namgung Seon	CEO	24.0K	₩5,540	+11.4%	₩133M ($92K)
2025-02-27	BUY	PROGRAM	안용주 Ahn Yong-ju	moving	716	₩5,540	+11.4%	₩4M ($3K)
2025-02-27	BUY	PROGRAM	장형모 Jang Hyeong-mo	moving	2.0K	₩5,540	+11.4%	₩11M ($8K)
2025-02-27	BUY	PROGRAM	박현규 Park Hyeon-gyu	moving	2.8K	₩5,540	+11.4%	₩15M ($11K)
2025-02-27	BUY	PROGRAM	이인열 Lee In-yeol	moving	1.3K	₩5,540	+11.4%	₩7M ($5K)
2025-02-27	BUY	PROGRAM	남궁진 Namgoong Jin	moving	2.4K	₩5,540	+11.4%	₩14M ($9K)
2025-02-27	BUY	PROGRAM	서우석 Seo Woo-seok	moving	1.3K	₩5,540	+11.4%	₩7M ($5K)
2025-02-27	BUY	PROGRAM	김충섭 Choongseop Kim	Managing Director	2.5K	₩5,540	+11.4%	₩14M ($9K)
2025-02-27	BUY	PROGRAM	김재훈 Jaehoon Kim	Managing Director	3.1K	₩5,540	+11.4%	₩17M ($12K)
2025-02-27	BUY	PROGRAM	황복희 Hwang Bok-hee	Managing Director	2.7K	₩5,540	+11.4%	₩15M ($10K)
2025-02-27	BUY	PROGRAM	전경수 Jeon Kyung-soo	Managing Director	818	₩5,540	+11.4%	₩5M ($3K)
2025-02-27	BUY	PROGRAM	신윤인 Shin Yun-in	moving	3.1K	₩5,540	+11.4%	₩17M ($12K)
2025-01-31	SELL	임원퇴임	박기호 Park Ki-ho	Managing Director	-1.2K	₩5,490	-12.4%	₩7M ($5K)
2024-11-30	SELL	임원퇴임	김승일 Seungil Kim	Managing Director	-958	₩5,090	-21.2%	₩5M ($3K)
2024-07-24	BUY	Market Buy	전경수 Jeon Kyung-soo	Managing Director	2.0K	₩5,910	+4.4%	₩12M ($8K)
2024-07-23	BUY	Market Buy	김현문 Kim Hyeon-moon	vice president	500	₩5,920	+4.2%	₩3M ($2K)
2024-06-30	SELL	임원퇴임	임병두 Lim Byeong-du	Managing Director	-618	₩6,630	+6.9%	₩4M ($3K)
2024-05-01	BUY	신규선임	전경수 Jeon Kyung-soo	Managing Director	8.0K	₩5,800	+6.4%	₩46M ($32K)
2024-04-03	BUY	PROGRAM	이인열 Lee In-yeol	moving	1.1K	₩6,150	+0.3%	₩7M ($5K)
2024-04-03	SELL	증여	김충섭 Choongseop Kim	Managing Director	-19.1K	₩6,150	-0.3%	₩117M ($81K)
2024-04-03	BUY	PROGRAM	김충섭 Choongseop Kim	Managing Director	1.0K	₩6,150	+0.3%	₩6M ($4K)
2024-04-03	BUY	PROGRAM	이병락 Lee Byeong-rak	vice president	3.7K	₩6,150	+0.3%	₩23M ($16K)
2024-04-03	BUY	PROGRAM	남궁선 Namgung Seon	CEO	12.2K	₩6,150	+0.3%	₩75M ($52K)
2024-04-03	BUY	PROGRAM	김현문 Kim Hyeon-moon	vice president	1.1K	₩6,150	+0.3%	₩7M ($5K)
2024-04-03	BUY	PROGRAM	김승일 Seungil Kim	Managing Director	958	₩6,150	+0.3%	₩6M ($4K)
2024-04-03	BUY	PROGRAM	김혜웅 Hyewoong Kim	moving	974	₩6,150	+0.3%	₩6M ($4K)
2024-04-03	BUY	PROGRAM	이윤형 Yunhyeong Lee	vice president	1.7K	₩6,150	+0.3%	₩10M ($7K)
2024-04-03	BUY	PROGRAM	박현규 Park Hyeon-gyu	moving	1.2K	₩6,150	+0.3%	₩7M ($5K)
2024-04-03	BUY	PROGRAM	임병두 Lim Byeong-du	Managing Director	618	₩6,150	+0.3%	₩4M ($3K)
2024-04-03	BUY	PROGRAM	황복희 Hwang Bok-hee	moving	1.5K	₩6,150	+0.3%	₩9M ($6K)
2024-04-03	BUY	PROGRAM	박기호 Park Ki-ho	Managing Director	1.2K	₩6,150	+0.3%	₩7M ($5K)
2024-04-03	BUY	PROGRAM	안용주 Ahn Yong-ju	moving	678	₩6,150	+0.3%	₩4M ($3K)
2024-04-03	BUY	PROGRAM	신윤인 Shin Yun-in	moving	1.3K	₩6,150	+0.3%	₩8M ($6K)
2024-04-03	BUY	PROGRAM	장형모 Jang Hyeong-mo	moving	1.6K	₩6,150	+0.3%	₩10M ($7K)
2024-04-03	BUY	PROGRAM	김재훈 Jaehoon Kim	moving	1.8K	₩6,150	+0.3%	₩11M ($8K)
2024-02-27	BUY	PROGRAM	김혜웅 Hyewoong Kim	moving	2.4K	₩6,540	-5.7%	₩16M ($11K)

Frequently asked questions

Who has been buying Unitrontech stock?: 2 distinct insiders have filed 2 disclosed insider purchases in Unitrontech (142210), most recently on 2026-02-28. 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 Unitrontech have?: Unitrontech has 2 buy-side and 0 sell-side disclosures on record, covering ₩15M ($10K) in total reported value, spanning 2024-02-27 to 2026-02-28.
Where does StockDrifts get Unitrontech 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 Unitrontech. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.