Who has been buying Com2uS stock?

12 distinct insiders have filed 20 disclosed insider purchases in Com2uS (078340), 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 Com2uS have?

Com2uS has 20 buy-side and 1 sell-side disclosures on record, covering ₩712M ($494K) in total reported value, spanning 2024-03-01 to 2026-06-08.

Where does StockDrifts get Com2uS 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.

Com2uS 078340

Company

컴투스Com2uS

Insiders

Buys

Total Value

₩712M ($494K)

Avg Return

+9.54%

Last Filing

2026-06-08

Com2uS (078340) has 20 disclosed insider purchases and 1 disclosed disposals on record, filed by 12 distinct insiders. Together those filings cover ₩712M ($494K) in reported transaction value. The earliest filing StockDrifts holds for Com2uS is dated 2024-03-01; 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 +9.54%, 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
2026-06-08	BUY	Market Buy	이상윤 Lee Sang-yoon	moving	500	₩25,500	+0.2%	₩13M ($9K)
2026-05-14	BUY	Market Buy	이상윤 Lee Sang-yoon	moving	400	-	-	-
2026-01-26	BUY	Market Buy	김종창 Kim Jong-chang	Managing Director	2.3K	₩34,750	+3.0%	₩81M ($57K)
2026-01-23	BUY	Market Buy	김종창 Kim Jong-chang	Managing Director	838	₩33,350	+7.3%	₩28M ($19K)
2026-01-20	BUY	Market Buy	홍지웅 Jiwoong Hong	Assistant Managing Director	1.0K	₩31,300	+14.4%	₩31M ($22K)
2026-01-13	BUY	PROGRAM	신주원 Shin Joo-won	moving	120	₩30,800	+16.2%	₩4M ($3K)
2026-01-13	BUY	PROGRAM	유영진 Youngjin Yoo	moving	200	₩30,800	+16.2%	₩6M ($4K)
2026-01-13	BUY	PROGRAM	남재관 Jaegwan Nam	CEO	3.3K	₩30,800	+16.2%	₩102M ($71K)
2026-01-12	BUY	PROGRAM	권봉수 Bongsu Kwon	moving	410	₩30,350	+18.0%	₩12M ($9K)
2026-01-12	BUY	PROGRAM	이동원 Lee Dong-won	moving	500	₩30,350	+18.0%	₩15M ($11K)
2026-01-12	BUY	PROGRAM	박병건 Park Byeong-gun	Managing Director	700	₩30,350	+18.0%	₩21M ($15K)
2026-01-12	BUY	PROGRAM	유영진 Youngjin Yoo	moving	300	₩30,350	+18.0%	₩9M ($6K)
2026-01-12	BUY	PROGRAM	신주원 Shin Joo-won	moving	380	₩30,350	+18.0%	₩12M ($8K)
2026-01-12	BUY	PROGRAM	남재관 Jaegwan Nam	CEO	3.4K	₩30,350	+18.0%	₩103M ($72K)
2026-01-12	BUY	PROGRAM	김동희 Kim Dong-hee	Assistant Managing Director	500	₩30,350	+18.0%	₩15M ($11K)
2026-01-09	BUY	PROGRAM	남재관 Jaegwan Nam	CEO	3.4K	₩30,150	+18.7%	₩103M ($71K)
2025-07-28	BUY	PROGRAM	김정호 Kim Jeong-ho	moving	300	₩38,100	-6.0%	₩11M ($8K)
2025-07-28	BUY	PROGRAM	김창환 Changhwan Kim	Managing Director	500	₩38,100	-6.0%	₩19M ($13K)
2025-07-28	BUY	PROGRAM	박영주 Youngju Park	moving	500	₩38,100	-6.0%	₩19M ($13K)
2025-07-28	BUY	PROGRAM	정민영 Minyoung Jeong	Managing Director	1.0K	₩38,100	-6.0%	₩38M ($26K)
2025-07-28	BUY	PROGRAM	허경진 Heo Kyung-jin	moving	500	₩38,100	-6.0%	₩19M ($13K)
2025-07-28	BUY	PROGRAM	이은재 Eunjae Lee	moving	500	₩38,100	-6.0%	₩19M ($13K)
2025-07-28	BUY	PROGRAM	조성완 Seongwan Cho	vice president	1.0K	₩38,100	-6.0%	₩38M ($26K)
2025-07-28	BUY	PROGRAM	이우진 Woojin Lee	moving	300	₩38,100	-6.0%	₩11M ($8K)
2025-07-28	BUY	PROGRAM	구본국 Old Bonguk	moving	500	₩38,100	-6.0%	₩19M ($13K)
2025-07-28	BUY	PROGRAM	홍승준 Seungjun Hong	Assistant Managing Director	1.0K	₩38,100	-6.0%	₩38M ($26K)
2025-03-27	BUY	Market Buy	남재관 Jaegwan Nam	CEO	2.4K	₩44,050	-18.7%	₩106M ($73K)
2025-03-01	BUY	신규선임	김정호 Kim Jeong-ho	moving	153	₩45,700	-21.7%	₩7M ($5K)
2024-10-08	SELL	Market Sell	허경진 Heo Kyung-jin	moving	-287	₩43,400	+17.5%	₩12M ($9K)
2024-09-12	BUY	Market Buy	이상윤 Lee Sang-yoon	moving	200	₩36,100	-0.8%	₩7M ($5K)
2024-03-18	BUY	자사주상여금	구본국 Old Bonguk	moving	200	₩41,600	-13.9%	₩8M ($6K)
2024-03-18	BUY	자사주상여금	허경진 Heo Kyung-jin	moving	150	₩41,600	-13.9%	₩6M ($4K)
2024-03-18	BUY	자사주상여금	김창환 Changhwan Kim	Assistant Managing Director	200	₩41,600	-13.9%	₩8M ($6K)
2024-03-18	BUY	Market Buy	이은재 Eunjae Lee	moving	560	₩41,600	-13.9%	₩23M ($16K)
2024-03-18	BUY	자사주상여금	권봉수 Bongsu Kwon	moving	150	₩41,600	-13.9%	₩6M ($4K)
2024-03-06	BUY	Market Buy	이상윤 Lee Sang-yoon	moving	200	₩40,400	-11.4%	₩8M ($6K)
2024-03-01	BUY	신규선임	이우진 Woojin Lee	moving	47	₩42,200	-15.2%	₩2M ($1K)
2024-03-01	BUY	신규선임	박찬욱 Park Chan-wook	moving	1.9K	₩42,200	-15.2%	₩82M ($57K)

Frequently asked questions

Who has been buying Com2uS stock?: 12 distinct insiders have filed 20 disclosed insider purchases in Com2uS (078340), 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 Com2uS have?: Com2uS has 20 buy-side and 1 sell-side disclosures on record, covering ₩712M ($494K) in total reported value, spanning 2024-03-01 to 2026-06-08.
Where does StockDrifts get Com2uS 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 Com2uS. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.