Who has been buying Aju IB Investment stock?

7 distinct insiders have filed 0 disclosed insider purchases in Aju IB Investment (027360), most recently on 2026-06-12. 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 Aju IB Investment have?

Aju IB Investment has 0 buy-side and 17 sell-side disclosures on record, covering ₩3.9B ($2.7M) in total reported value, spanning 2024-05-03 to 2026-06-12.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Aju IB Investment 027360

Company

아주IB투자Aju IB Investment

Insiders

Buys

Total Value

₩3.9B ($2.7M)

Avg Return

-14.93%

Last Filing

2026-06-12

Aju IB Investment (027360) has 0 disclosed insider purchases and 17 disclosed disposals on record, filed by 7 distinct insiders. Together those filings cover ₩3.9B ($2.7M) in reported transaction value. The earliest filing StockDrifts holds for Aju IB Investment is dated 2024-05-03; the most recent is 2026-06-12. Across these filings the average return since disclosure is -14.93%, 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
2026-06-12	SELL	시간외매매	아주 very	-	-3.6M	₩8,210	+25.7%	₩29.8B ($20.7M)
2026-06-05	SELL	시간외매매	아주 very	-	-3.6M	-	-	-
2026-05-28	SELL	시간외매매	아주 very	-	-3.6M	-	-	-
2026-04-28	SELL	Market Sell	박계훈 Park Gye-hoon	Managing Director	-5.0K	₩18,700	+11.3%	₩94M ($65K)
2026-04-28	SELL	Market Sell	윤창수 Changsu Yoon	general manager	-3.1K	₩18,700	+11.3%	₩58M ($40K)
2026-04-28	SELL	Market Sell	정대석 Daeseok Jeong	general manager	-19.6K	₩18,700	+11.3%	₩367M ($255K)
2026-04-28	SELL	Market Sell	김지원 Jiwon Kim	CEO	-11.8K	₩18,700	+11.3%	₩221M ($153K)
2026-04-28	SELL	Market Sell	허병두 Heo Byeong-du	Managing Director	-1.3K	₩18,700	+11.3%	₩24M ($17K)
2026-04-27	SELL	Market Sell	김지원 Jiwon Kim	CEO	-12.3K	₩17,960	+7.7%	₩221M ($153K)
2026-04-23	SELL	Market Sell	허병두 Heo Byeong-du	Managing Director	-3.0K	₩14,590	-13.6%	₩44M ($30K)
2026-04-23	SELL	Market Sell	김지원 Jiwon Kim	CEO	-13.5K	₩14,590	-13.6%	₩197M ($137K)
2026-04-22	SELL	Market Sell	허병두 Heo Byeong-du	Managing Director	-2.0K	₩14,150	-17.2%	₩28M ($20K)
2026-04-22	SELL	Market Sell	김지원 Jiwon Kim	CEO	-4.0K	₩14,150	-17.2%	₩57M ($39K)
2026-04-21	SELL	Market Sell	김지원 Jiwon Kim	CEO	-146.0K	₩12,120	-36.8%	₩1.8B ($1.2M)
2026-02-06	SELL	Market Sell	허병두 Heo Byeong-du	Managing Director	-11.0K	₩4,690	-4.5%	₩52M ($36K)
2026-02-03	SELL	Market Sell	윤동민 Dongmin Yoon	Responsible Manager	-27.1K	₩5,110	+4.1%	₩138M ($96K)
2026-02-03	SELL	Market Sell	JEON MICHAEL S H	Responsible Manager	-11.0K	₩5,110	+4.1%	₩56M ($39K)
2025-12-23	SELL	Market Sell	윤동민 Dongmin Yoon	Responsible Manager	-27.1K	₩3,130	-56.5%	₩85M ($59K)
2025-07-18	BUY	주식매수선택권	김지원 Jiwon Kim	CEO	200.0K	₩2,465	+98.8%	₩493M ($342K)
2025-07-15	SELL	Market Sell	김지원 Jiwon Kim	CEO	-131.8K	₩2,505	-95.6%	₩330M ($229K)
2024-05-08	BUY	주식매수선택권	김지원 Jiwon Kim	CEO	100.0K	₩2,865	+71.0%	₩287M ($199K)
2024-05-03	SELL	Market Sell	김지원 Jiwon Kim	CEO	-50.0K	₩2,860	-71.3%	₩143M ($99K)

Frequently asked questions

Who has been buying Aju IB Investment stock?: 7 distinct insiders have filed 0 disclosed insider purchases in Aju IB Investment (027360), most recently on 2026-06-12. 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 Aju IB Investment have?: Aju IB Investment has 0 buy-side and 17 sell-side disclosures on record, covering ₩3.9B ($2.7M) in total reported value, spanning 2024-05-03 to 2026-06-12.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.