Who has been buying DI Dongil stock?

9 distinct insiders have filed 44 disclosed insider purchases in DI Dongil (001530), most recently on 2026-04-03. 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 DI Dongil have?

DI Dongil has 44 buy-side and 1 sell-side disclosures on record, covering ₩917M ($637K) in total reported value, spanning 2023-04-05 to 2026-04-03.

Where does StockDrifts get DI Dongil 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.

DI Dongil 001530

Company

디아이동일DI Dongil

Insiders

Buys

Total Value

₩917M ($637K)

Avg Return

+0.14%

Last Filing

2026-04-03

DI Dongil (001530) has 44 disclosed insider purchases and 1 disclosed disposals on record, filed by 9 distinct insiders. Together those filings cover ₩917M ($637K) in reported transaction value. The earliest filing StockDrifts holds for DI Dongil is dated 2023-04-05; the most recent is 2026-04-03. 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 +0.14%, 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
2026-04-03	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	114	₩21,350	+44.0%	₩2M ($2K)
2026-04-03	BUY	PROGRAM	강성주 Seongju Kang	Assistant Managing Director	4	₩21,350	+44.0%	₩85K ($59)
2026-03-31	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	58	₩21,650	+42.0%	₩1M ($872)
2026-03-26	BUY	PROGRAM	박찬규 Park Chan-gyu	CEO	476	₩20,450	+0.2%	₩10M ($7K)
2026-03-26	BUY	PROGRAM	정헌재단 Jeongheon Foundation	-	128.2K	₩20,450	+0.2%	₩2.6B ($1.8M)
2026-03-26	BUY	PROGRAM	박정훈 Park Jeong-hoon	Assistant Managing Director	81	₩20,450	+0.2%	₩2M ($1K)
2026-03-26	BUY	PROGRAM	손재선 Son Jae-seon	CEO	296	₩20,450	+0.2%	₩6M ($4K)
2026-03-26	BUY	PROGRAM	서태원 Seo Taewon	CEO Chairman	20.4K	₩20,450	+0.2%	₩418M ($290K)
2026-03-26	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	1.4K	₩20,450	+0.2%	₩29M ($20K)
2026-03-26	BUY	PROGRAM	강희만 Kang Hee-man	Managing Director	30	₩20,450	+0.2%	₩614K ($426)
2026-03-26	BUY	PROGRAM	강경태 Kang Kyung-tae	Managing Director	316	₩20,450	+0.2%	₩6M ($4K)
2026-03-26	BUY	PROGRAM	장준호 Junho Jang	thanks	150	₩20,450	+0.2%	₩3M ($2K)
2026-03-26	BUY	PROGRAM	강성주 Seongju Kang	Assistant Managing Director	50	₩20,450	+0.2%	₩1M ($710)
2026-03-26	BUY	PROGRAM	최재승 Jaeseung Choi	moving	1	₩20,450	+0.2%	₩20K ($14)
2026-03-24	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	2	₩20,350	+0.7%	₩41K ($28)
2026-01-06	BUY	Market Buy	박정훈 Park Jeong-hoon	moving	49	₩20,350	+20.9%	₩997K ($692)
2025-12-30	BUY	Market Buy	박정훈 Park Jeong-hoon	moving	20	₩19,650	+25.2%	₩393K ($273)
2025-12-29	BUY	Market Buy	박정훈 Park Jeong-hoon	moving	25	₩19,700	+24.9%	₩493K ($342)
2025-12-26	SELL	시간외매매	정헌재단 Jeongheon Foundation	-	-27.0K	₩19,810	-24.2%	₩535M ($372K)
2025-09-26	BUY	Market Buy	박찬규 Park Chan-gyu	Managing Director	2.0K	₩20,905	+17.7%	₩42M ($29K)
2025-09-25	BUY	Market Buy	강희만 Kang Hee-man	Managing Director	93	₩19,857	+23.9%	₩2M ($1K)
2025-09-25	BUY	신규보고	허청만 Cheongman Heo	moving	600	₩19,857	+23.9%	₩12M ($8K)
2025-09-25	BUY	Market Buy	최재승 Jaeseung Choi	moving	3	₩19,857	+23.9%	₩60K ($41)
2025-09-25	BUY	Market Buy	김효수 Hyosoo Kim	Managing Director	48	₩19,857	+23.9%	₩953K ($662)
2025-09-15	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	12	-	-	-
2025-09-10	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	1	-	-	-
2025-09-09	BUY	Market Buy	강희만 Kang Hee-man	Managing Director	150	₩33,524	-26.6%	₩5M ($3K)
2025-09-05	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	25	-	-	-
2025-09-04	BUY	Market Buy	김효수 Hyosoo Kim	Managing Director	42	₩33,953	-27.6%	₩1M ($990)
2025-09-03	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	3	-	-	-
2025-09-01	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	2	-	-	-
2025-08-29	BUY	신규선임	장준호 Junho Jang	thanks	3.0K	₩39,191	-37.2%	₩118M ($82K)
2025-08-25	BUY	신규선임	강희만 Kang Hee-man	Managing Director	361	₩39,572	-37.8%	₩14M ($10K)
2025-08-25	BUY	신규선임	박찬규 Park Chan-gyu	Managing Director	7.5K	₩39,572	-37.8%	₩298M ($207K)
2025-08-25	BUY	신규선임	강상우 Kang Sangwoo	moving	5	₩39,572	-37.8%	₩198K ($137)
2025-08-25	BUY	신규선임	김효수 Hyosoo Kim	Managing Director	8	₩39,572	-37.8%	₩317K ($220)
2025-08-25	BUY	신규선임	최재승 Jaeseung Choi	moving	27	₩39,572	-37.8%	₩1M ($742)
2025-08-12	BUY	합병	서태원 Seo Taewon	CEO Vice Chairman	6.8K	₩40,667	-39.5%	₩276M ($191K)
2025-06-02	BUY	Market Buy	김종규 Kim Jong-gyu	Managing Director	100	₩32,191	-23.6%	₩3M ($2K)
2025-05-16	BUY	Market Buy	김종규 Kim Jong-gyu	Managing Director	200	₩35,334	-30.4%	₩7M ($5K)
2025-05-14	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	100	-	-	-
2025-04-09	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	60	₩38,429	-36.0%	₩2M ($2K)
2025-04-09	BUY	PROGRAM	강성주 Seongju Kang	moving	5	₩38,429	-36.0%	₩192K ($133)
2025-04-08	SELL	Market Sell	강경태 Kang Kyung-tae	Managing Director	-20.0K	₩40,953	+39.9%	₩819M ($569K)
2025-04-08	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	60	₩40,953	-39.9%	₩2M ($2K)
2025-04-02	BUY	PROGRAM	유용호 Yongho Yoo	Managing Director	20	₩44,286	-44.5%	₩886K ($615)
2025-03-28	BUY	PROGRAM	김종규 Kim Jong-gyu	Managing Director	455	₩45,905	-46.4%	₩21M ($15K)
2025-03-28	BUY	PROGRAM	박정훈 Park Jeong-hoon	moving	75	₩45,905	-46.4%	₩3M ($2K)
2025-03-28	BUY	PROGRAM	정달섭 Jeong Dal-seop	moving	22	₩45,905	-46.4%	₩1M ($701)
2025-03-28	BUY	PROGRAM	강성주 Seongju Kang	moving	47	₩45,905	-46.4%	₩2M ($1K)

Showing the 50 most recent of 84 filings.

Frequently asked questions

Who has been buying DI Dongil stock?: 9 distinct insiders have filed 44 disclosed insider purchases in DI Dongil (001530), most recently on 2026-04-03. 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 DI Dongil have?: DI Dongil has 44 buy-side and 1 sell-side disclosures on record, covering ₩917M ($637K) in total reported value, spanning 2023-04-05 to 2026-04-03.
Where does StockDrifts get DI Dongil 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 DI Dongil. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.