Who has been buying interojo stock?

8 distinct insiders have filed 21 disclosed insider purchases in interojo (119610), most recently on 2026-06-25. 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 interojo have?

interojo has 21 buy-side and 9 sell-side disclosures on record, covering ₩247M ($171K) in total reported value, spanning 2023-01-25 to 2026-06-25.

Where does StockDrifts get interojo 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.

interojo 119610

Company

인터로조interojo

Insiders

Buys

Total Value

₩247M ($171K)

Avg Return

+3.14%

Last Filing

2026-06-25

interojo (119610) has 21 disclosed insider purchases and 9 disclosed disposals on record, filed by 8 distinct insiders. Together those filings cover ₩247M ($171K) in reported transaction value. The earliest filing StockDrifts holds for interojo is dated 2023-01-25; the most recent is 2026-06-25. 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 +3.14%, 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
2026-07-23	BUY	Market Buy	김용직 Yongjik Kim	thanks	1.1K	₩14,810	-6.5%	₩15M ($11K)
2026-07-13	BUY	Market Buy	김용직 Yongjik Kim	thanks	1.9K	₩15,540	-7.4%	₩28M ($20K)
2026-06-25	BUY	Market Buy	김용직 Yongjik Kim	thanks	1.0K	₩15,860	-0.3%	₩16M ($11K)
2026-06-25	BUY	Market Buy	김용직 Yongjik Kim	thanks	2.0K	₩15,860	-0.3%	₩32M ($22K)
2026-06-24	BUY	Market Buy	김용직 Yongjik Kim	thanks	1.0K	₩15,880	-0.4%	₩16M ($11K)
2026-06-10	BUY	Market Buy	김용직 Yongjik Kim	thanks	2.0K	₩16,920	+7.6%	₩34M ($24K)
2026-06-05	BUY	Market Buy	김용직 Yongjik Kim	thanks	1.0K	₩17,760	+0.0%	₩18M ($12K)
2026-05-19	BUY	Market Buy	안희준 Heejun Ahn	Outside Director	200	₩19,200	+17.2%	₩4M ($3K)
2026-05-18	BUY	Market Buy	안희준 Heejun Ahn	Outside Director	200	₩18,710	+20.3%	₩4M ($3K)
2026-05-18	BUY	Market Buy	안희준 Heejun Ahn	Outside Director	300	₩18,710	+20.3%	₩6M ($4K)
2025-10-01	BUY	제3자배정유상증자	스틱프리즘 stick prism	-	1.5M	₩17,920	+3.7%	₩26.8B ($18.6M)
2025-08-05	BUY	Market Buy	안희준 Heejun Ahn	Outside Director	100	₩19,870	-6.4%	₩2M ($1K)
2025-08-01	BUY	Market Buy	안희준 Heejun Ahn	Outside Director	100	₩19,810	-6.2%	₩2M ($1K)
2025-08-01	BUY	Market Buy	안희준 Heejun Ahn	Outside Director	100	₩19,810	-6.2%	₩2M ($1K)
2025-07-28	BUY	Market Buy	박수근 Park Soo-geun	COO	500	₩20,150	-7.7%	₩10M ($7K)
2025-07-28	BUY	Market Buy	정민호 Minho Jeong	Managing Director	500	₩20,150	-7.7%	₩10M ($7K)
2025-07-28	BUY	Market Buy	박수근 Park Soo-geun	COO	400	₩20,150	-7.7%	₩8M ($6K)
2025-07-28	BUY	Market Buy	박수근 Park Soo-geun	COO	200	₩20,150	-7.7%	₩4M ($3K)
2025-07-25	BUY	Market Buy	박광진 Gwangjin Park	Managing Director	500	₩19,700	-5.6%	₩10M ($7K)
2025-07-25	BUY	Market Buy	조재형 Jaehyung Jo	Managing Director	1.0K	₩19,700	-5.6%	₩20M ($14K)
2025-07-24	BUY	Market Buy	박광진 Gwangjin Park	Managing Director	500	₩19,380	-4.1%	₩10M ($7K)
2024-04-05	BUY	Market Buy	정민호 Minho Jeong	Managing Director	193	₩18,000	+3.3%	₩3M ($2K)
2024-04-05	BUY	Market Buy	정민호 Minho Jeong	Managing Director	307	₩18,000	+3.3%	₩6M ($4K)
2024-02-06	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,289	+12.7%	₩2M ($1K)
2024-02-05	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,289	+12.7%	₩2M ($1K)
2024-02-02	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,000	+11.5%	₩2M ($1K)
2024-02-02	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-200	₩21,000	+11.5%	₩4M ($3K)
2024-02-01	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,108	+11.9%	₩2M ($1K)
2024-02-01	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,108	+11.9%	₩2M ($1K)
2024-01-31	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,253	+12.5%	₩2M ($1K)
2024-01-31	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩21,253	+12.5%	₩2M ($1K)
2024-01-29	SELL	Market Sell	윤세봉 Yoon Se-bong	Managing Director	-100	₩20,240	+8.2%	₩2M ($1K)
2023-01-25	BUY	Market Buy	윤경희 Kyunghee Yoon	Managing Director	500	₩22,409	-17.0%	₩11M ($8K)

Frequently asked questions

Who has been buying interojo stock?: 8 distinct insiders have filed 21 disclosed insider purchases in interojo (119610), most recently on 2026-06-25. 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 interojo have?: interojo has 21 buy-side and 9 sell-side disclosures on record, covering ₩247M ($171K) in total reported value, spanning 2023-01-25 to 2026-06-25.
Where does StockDrifts get interojo 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 interojo. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.