Who has been buying Infobank stock?

1 distinct insiders have filed 5 disclosed insider purchases in Infobank (039290), most recently on 2025-11-14. 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 Infobank have?

Infobank has 5 buy-side and 0 sell-side disclosures on record, covering ₩100M ($70K) in total reported value, spanning 2025-06-19 to 2025-11-14.

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.

Infobank 039290

Company

인포뱅크Infobank

Insiders

Buys

Total Value

₩100M ($70K)

Avg Return

-2.65%

Last Filing

2025-11-14

Infobank (039290) has 5 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩100M ($70K) in reported transaction value. The earliest filing StockDrifts holds for Infobank is dated 2025-06-19; the most recent is 2025-11-14. Across these filings the average return since disclosure is -2.65%, 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
2025-11-14	BUY	Market Buy	박태형 Taehyung Park	CEO	3.7K	₩5,680	-3.4%	₩21M ($15K)
2025-11-13	BUY	Market Buy	박태형 Taehyung Park	CEO	1.8K	₩5,620	-2.3%	₩10M ($7K)
2025-11-12	BUY	Market Buy	박태형 Taehyung Park	CEO	2.5K	₩5,610	-2.1%	₩14M ($10K)
2025-11-11	BUY	Market Buy	박태형 Taehyung Park	CEO	6.4K	₩5,600	-2.0%	₩36M ($25K)
2025-11-10	BUY	Market Buy	박태형 Taehyung Park	CEO	3.5K	₩5,690	-3.5%	₩20M ($14K)
2025-10-27	SELL	증여	박태형 Taehyung Park	CEO	-6.2K	₩5,730	+4.2%	₩36M ($25K)
2025-06-23	BUY	신규선임	오성록 Seongrok Oh	iCEO (Business Division Representative)	30	₩6,940	-20.9%	₩208K ($145)
2025-06-23	BUY	신규선임	최재호 Jaeho Choi	iCEO (Business Division Representative)	30	₩6,940	-20.9%	₩208K ($145)
2025-06-23	BUY	신규선임	강진범 Jinbeom Kang	iCEO (Business Division Representative)	30	₩6,940	-20.9%	₩208K ($145)
2025-06-19	BUY	기타	박태형 Taehyung Park	CEO	30	₩6,940	-20.9%	₩208K ($145)
2025-06-19	BUY	기타	홍종철 Hong Jong-cheol	iCEO (Business Division Representative)	30	₩6,940	-20.9%	₩208K ($145)

Frequently asked questions

Who has been buying Infobank stock?: 1 distinct insiders have filed 5 disclosed insider purchases in Infobank (039290), most recently on 2025-11-14. 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 Infobank have?: Infobank has 5 buy-side and 0 sell-side disclosures on record, covering ₩100M ($70K) in total reported value, spanning 2025-06-19 to 2025-11-14.
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.