Who has been buying Cowin Tech stock?

3 distinct insiders have filed 43 disclosed insider purchases in Cowin Tech (282880), most recently on 2026-03-27. 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 Cowin Tech have?

Cowin Tech has 43 buy-side and 1 sell-side disclosures on record, covering ₩27M ($19K) in total reported value, spanning 2024-03-07 to 2026-03-27.

Where does StockDrifts get Cowin Tech 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.

Cowin Tech 282880

Company

코윈테크Cowin Tech

Insiders

Buys

Total Value

₩27M ($19K)

Avg Return

-5.11%

Last Filing

2026-03-27

Cowin Tech (282880) has 43 disclosed insider purchases and 1 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩27M ($19K) in reported transaction value. The earliest filing StockDrifts holds for Cowin Tech is dated 2024-03-07; the most recent is 2026-03-27. 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 -5.11%, 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
2026-03-27	BUY	PROGRAM	최종준 Choi Jong-jun	Managing Director	383	₩14,140	+0.0%	₩5M ($4K)
2026-03-27	BUY	PROGRAM	배도목 pear tree	Managing Director	460	₩14,140	+0.0%	₩7M ($5K)
2026-03-27	BUY	PROGRAM	조양진 Yangjin Cho	moving	251	₩14,140	+0.0%	₩4M ($2K)
2026-03-27	BUY	PROGRAM	이준경 Lee Jun-kyung	Managing Director	460	₩14,140	+0.0%	₩7M ($5K)
2026-03-27	BUY	PROGRAM	김영원 Youngwon Kim	Full-time auditor	491	₩14,140	+0.0%	₩7M ($5K)
2026-03-27	BUY	PROGRAM	이재환 Jaehwan Lee	Chairman (CEO)	3.8K	₩14,140	+0.0%	₩53M ($37K)
2026-03-27	BUY	PROGRAM	최현순 Hyunsoon Choi	CEO	1.8K	₩14,140	+0.0%	₩25M ($17K)
2026-03-27	BUY	PROGRAM	김기명 Kim Ki-myeong	CFO	1.2K	₩14,140	+0.0%	₩16M ($11K)
2026-03-27	BUY	PROGRAM	김성명 Seongmyeong Kim	moving	380	₩14,140	+0.0%	₩5M ($4K)
2026-03-27	BUY	PROGRAM	송민수 Song Minsu	Managing Director	383	₩14,140	+0.0%	₩5M ($4K)
2026-03-27	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	476	₩14,140	+0.0%	₩7M ($5K)
2026-03-26	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	7	₩14,110	+0.2%	₩99K ($69)
2026-03-26	BUY	PROGRAM	이재환 Jaehwan Lee	Chairman (CEO)	40.8K	₩14,110	+0.2%	₩576M ($400K)
2026-03-26	BUY	PROGRAM	송민수 Song Minsu	Managing Director	10	₩14,110	+0.2%	₩141K ($98)
2026-03-26	BUY	PROGRAM	최현순 Hyunsoon Choi	CEO	10	₩14,110	+0.2%	₩141K ($98)
2026-03-26	BUY	PROGRAM	김성명 Seongmyeong Kim	moving	1	₩14,110	+0.2%	₩14K ($10)
2026-03-26	BUY	PROGRAM	김영원 Youngwon Kim	Full-time auditor	25	₩14,110	+0.2%	₩353K ($245)
2026-03-26	BUY	PROGRAM	이준경 Lee Jun-kyung	Managing Director	4.5K	₩14,110	+0.2%	₩63M ($44K)
2026-02-15	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	₩17,550	-19.4%	₩18K ($12)
2026-01-11	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	2	₩15,130	-6.5%	₩30K ($21)
2026-01-10	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	₩15,130	-6.5%	₩15K ($11)
2026-01-09	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	3	₩14,970	-5.5%	₩45K ($31)
2025-12-24	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	3	-	-	-
2025-12-19	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-12-18	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-12-17	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-12-14	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	2	-	-	-
2025-09-24	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	2	-	-	-
2025-09-19	SELL	PROGRAM	최용욱 Yongwook Choi	Managing Director	-2	-	-	-
2025-06-29	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-06-28	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-06-15	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-05-18	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-05-17	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-05-02	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-04-18	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-04-10	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-04-09	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-04-05	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-04-04	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-03-28	BUY	Market Buy	최현순 Hyunsoon Choi	CEO	350	₩12,995	+30.5%	₩5M ($3K)
2025-03-27	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-03-26	BUY	PROGRAM	송민수 Song Minsu	Managing Director	15	-	-	-
2025-03-26	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	10	-	-	-
2025-03-26	BUY	주식배당	이재환 Jaehwan Lee	Chairman (CEO)	59.5K	₩13,544	+25.2%	₩805M ($559K)
2025-03-26	BUY	신규선임	최현순 Hyunsoon Choi	CEO	164	₩13,544	+25.2%	₩2M ($2K)
2025-03-26	BUY	주식배당	최현순 Hyunsoon Choi	CEO	4	₩13,544	+25.2%	₩54K ($38)
2025-03-26	BUY	PROGRAM	김영원 Youngwon Kim	Full-time auditor	36	-	-	-
2025-03-23	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	1	-	-	-
2025-03-02	BUY	PROGRAM	최용욱 Yongwook Choi	Managing Director	3	-	-	-

Showing the 50 most recent of 75 filings.

Frequently asked questions

Who has been buying Cowin Tech stock?: 3 distinct insiders have filed 43 disclosed insider purchases in Cowin Tech (282880), most recently on 2026-03-27. 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 Cowin Tech have?: Cowin Tech has 43 buy-side and 1 sell-side disclosures on record, covering ₩27M ($19K) in total reported value, spanning 2024-03-07 to 2026-03-27.
Where does StockDrifts get Cowin Tech 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 Cowin Tech. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.