Who has been buying Daishin Information and Communication stock?

6 distinct insiders have filed 20 disclosed insider purchases in Daishin Information and Communication (020180), most recently on 2026-05-22. 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 Daishin Information and Communication have?

Daishin Information and Communication has 20 buy-side and 0 sell-side disclosures on record, covering ₩945M ($656K) in total reported value, spanning 2024-07-01 to 2026-05-22.

Where does StockDrifts get Daishin Information and Communication 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.

Daishin Information and Communication 020180

Company

대신정보통신Daishin Information and Communication

Insiders

Buys

Total Value

₩945M ($656K)

Avg Return

+10.84%

Last Filing

2026-05-22

Daishin Information and Communication (020180) has 20 disclosed insider purchases and 0 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩945M ($656K) in reported transaction value. The earliest filing StockDrifts holds for Daishin Information and Communication is dated 2024-07-01; the most recent is 2026-05-22. 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 +10.84%, 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
2026-07-29	SELL	주식병합	원유석 crude stone	Managing Director	-64.0K	₩836	+0.0%	₩54M ($37K)
2026-07-29	SELL	주식병합	최현택 Hyuntaek Choi	CEO	-1.3M	₩836	+0.0%	₩1.1B ($761K)
2026-07-29	SELL	주식병합	이재원 Jaewon Lee	CEO	-2.9M	₩836	+0.0%	₩2.4B ($1.7M)
2026-07-29	SELL	주식병합	양동해 Yang Dong-hae	Managing Director	-40.0K	₩836	+0.0%	₩33M ($23K)
2026-07-29	SELL	주식병합	강훈모 Kang Hoon-mo	Managing Director	-13.9K	₩836	+0.0%	₩12M ($8K)
2026-07-29	SELL	주식병합	윤영민 Youngmin Yoon	Managing Director	-36.0K	₩836	+0.0%	₩30M ($21K)
2026-05-22	BUY	Market Buy	강훈모 Kang Hoon-mo	Managing Director	15.4K	-	-	-
2026-05-22	BUY	Market Buy	원유석 crude stone	Managing Director	26.0K	-	-	-
2026-05-21	BUY	Market Buy	강훈모 Kang Hoon-mo	Managing Director	2.0K	-	-	-
2026-05-21	BUY	Market Buy	양동해 Yang Dong-hae	Managing Director	50.0K	-	-	-
2026-05-21	BUY	Market Buy	윤영민 Youngmin Yoon	Managing Director	45.0K	-	-	-
2026-05-21	BUY	Market Buy	원유석 crude stone	Managing Director	54.0K	-	-	-
2026-05-21	BUY	Market Buy	최현택 Hyuntaek Choi	CEO	120.4K	-	-	-
2026-05-20	BUY	Market Buy	최현택 Hyuntaek Choi	CEO	50.6K	-	-	-
2026-01-13	BUY	Market Buy	이재원 Jaewon Lee	CEO	15.0K	₩982	+11.3%	₩15M ($10K)
2026-01-12	BUY	Market Buy	이재원 Jaewon Lee	CEO	75.0K	₩986	+10.8%	₩74M ($51K)
2025-07-25	BUY	Market Buy	이재원 Jaewon Lee	CEO	200.0K	₩1,073	+1.9%	₩215M ($149K)
2025-06-30	BUY	Market Buy	최현택 Hyuntaek Choi	CEO	188.0K	₩1,122	-2.6%	₩211M ($146K)
2024-11-14	BUY	Market Buy	이재원 Jaewon Lee	CEO	60.0K	₩810	+34.9%	₩49M ($34K)
2024-09-10	BUY	Market Buy	이재원 Jaewon Lee	CEO	50.0K	₩872	+25.3%	₩44M ($30K)
2024-07-15	BUY	Market Buy	최현택 Hyuntaek Choi	CEO	69.0K	₩1,009	+8.3%	₩70M ($48K)
2024-07-11	BUY	Market Buy	최현택 Hyuntaek Choi	CEO	48.5K	₩1,025	+6.6%	₩50M ($35K)
2024-07-10	BUY	Market Buy	최현택 Hyuntaek Choi	CEO	77.5K	₩1,022	+7.0%	₩79M ($55K)
2024-07-03	BUY	Market Buy	이재원 Jaewon Lee	CEO	45.0K	₩1,001	+9.2%	₩45M ($31K)
2024-07-02	BUY	Market Buy	이재원 Jaewon Lee	CEO	40.0K	₩1,007	+8.5%	₩40M ($28K)
2024-07-01	BUY	Market Buy	이재원 Jaewon Lee	CEO	54.0K	₩1,005	+8.8%	₩54M ($38K)

Frequently asked questions

Who has been buying Daishin Information and Communication stock?: 6 distinct insiders have filed 20 disclosed insider purchases in Daishin Information and Communication (020180), most recently on 2026-05-22. 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 Daishin Information and Communication have?: Daishin Information and Communication has 20 buy-side and 0 sell-side disclosures on record, covering ₩945M ($656K) in total reported value, spanning 2024-07-01 to 2026-05-22.
Where does StockDrifts get Daishin Information and Communication 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 Daishin Information and Communication. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.